{"id":39,"date":"2019-06-21T15:12:26","date_gmt":"2019-06-21T15:12:26","guid":{"rendered":"https:\/\/thuvienxaydung.com.vn\/?p=39"},"modified":"2023-03-22T02:29:39","modified_gmt":"2023-03-22T02:29:39","slug":"thuyet-minh-bien-phap-thi-cong-nang-cap-duong-gtnt-xa-yen-loc","status":"publish","type":"post","link":"https:\/\/tailieuxaydung.net\/?p=39","title":{"rendered":"Thuy\u1ebft minh bi\u1ec7n ph\u00e1p thi c\u00f4ng n\u00e2ng c\u1ea5p \u0111\u01b0\u1eddng GTNT x\u00e3 Y\u00ean L\u1ed9c"},"content":{"rendered":"

\u0110\u01b0\u1eddng giao th\u00f4ng n\u00f4ng th\u00f4n bao g\u1ed3m: \u0111\u01b0\u1eddng tr\u1ee5c x\u00e3, \u0111\u01b0\u1eddng li\u00ean x\u00e3, \u0111\u01b0\u1eddng tr\u1ee5c th\u00f4n; \u0111\u01b0\u1eddng trongng\u00f5 x\u00f3m v\u00e0 c\u00e1c \u0111i\u1ec3m d\u00e2n c\u01b0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng; \u0111\u01b0\u1eddng tr\u1ee5c ch\u00ednh n\u1ed9i \u0111\u1ed3ng.
\n\"\"<\/a>
\nM\u1eadt kh\u1ea9u :<\/strong> Cu\u1ed1i b\u00e0i vi\u1ebft<\/strong><\/span><\/span><\/p>\n

>>>>>>Xem th\u00eam : M\u1eabu h\u1ed3 s\u01a1 d\u1ef1 th\u1ea7u d\u00e2n d\u1ee5ng, c\u00f4ng nghi\u1ec7p<\/strong><\/span><\/a><\/p>\n

>>>>>>Xem th\u00eam : Nh\u1eefng l\u01b0u \u00fd khi l\u00e0m h\u1ed3 s\u01a1 d\u1ef1 th\u1ea7u<\/strong><\/span><\/a><\/p>\n

>>>>>>Xem th\u00eam : B\u00e1o gi\u00e1 l\u1eadp h\u1ed3 s\u01a1 d\u1ef1 th\u1ea7u<\/strong><\/span><\/a><\/p><\/blockquote>\n

THUY\u1ebeT MINH<\/strong><\/span><\/p>\n

BI\u1ec6N PH\u00c1P T\u1ed4 CH\u1ee8C THI C\u00d4NG<\/strong><\/span><\/p>\n

C\u00d4NG TR\u00ccNH: N\u00c2NG C\u1ea4P \u0110\u01af\u1edcNG GTNT X\u00c3 Y\u00caN L\u1ed8C<\/strong><\/span><\/p>\n

CAN L\u1ed8C \u2013 H\u00c0 T\u0128NH<\/strong><\/span><\/p>\n

\u0110\u01a0N V\u1eca D\u1ef0 TH\u1ea6U:C\u00d4NG TY CP X\u00c2Y D\u1ef0NG S\u1ed0 3 H\u00c0 T\u0128NH<\/strong><\/span><\/p>\n

PH\u1ea6N I.\u00a0<\/strong><\/span>GI\u1edaI THI\u1ec6U CHUNG<\/strong><\/span><\/span><\/p>\n

I- Nh\u1eefng c\u0103n c\u1ee9:<\/strong><\/p>\n

+ C\u0103n c\u1ee9 H\u1ed3 s\u01a1 m\u1eddi th\u1ea7u c\u1ee7a Ban \u0110i\u1ec1u ph\u1ed1i D\u1ef1 \u00e1n c\u1ea3i thi\u1ec7n s\u1ef1 tham gia th\u1ecb tr\u01b0\u1eddng cho ng\u01b0\u1eddi ngh\u00e8o H\u00e0 T\u0129nh ( IMPP ).<\/p>\n

+ C\u0103n c\u1ee9 c\u00e1c qui tr\u00ecnh qui ph\u1ea1m v\u1ec1 thi\u1ebft k\u1ebf, thi c\u00f4ng \u0111\u01b0\u1eddng \u00f4t\u00f4 hi\u1ec7n h\u00e0nh.<\/p>\n

+ C\u0103n c\u1ee9 v\u00e0o kh\u1ea3 n\u0103ng c\u1ee7a \u0111\u01a1n v\u1ecb.<\/p>\n[sociallocker] [\/sociallocker]\n

II- Qui m\u00f4, c\u1ea5p h\u1ea1ng thi\u1ebft k\u1ebf c\u00f4ng tr\u00ecnh:<\/strong><\/p>\n

T\u00ean c\u00f4ng tr\u00ecnh: <\/strong><\/p>\n

G\u00f3i th\u1ea7u s\u1ed1 19CW: N\u00e2ng c\u1ea5p \u0111\u01b0\u1eddng GTNT x\u00e3 Y\u00ean L\u1ed9c.<\/p>\n

V\u1ecb tr\u00ed x\u00e2y d\u1ef1ng:<\/strong><\/p>\n

X\u00e3 Y\u00ean L\u1ed9c \u2013 Can L\u1ed9c – H\u00e0 T\u0129nh.<\/p>\n

H\u00ecnh th\u1ee9c \u0111\u1ea7u t\u01b0<\/strong>: X\u00e2y d\u1ef1ng m\u1edbi v\u00e0 m\u1edf r\u1ed9ng, n\u00e2ng c\u1ea5p.<\/p>\n

Quy m\u00f4 c\u00f4ng tr\u00ecnh: <\/strong><\/p>\n

– B\u00ecnh \u0111\u1ed3<\/strong>: Tuy\u1ebfn \u0111i b\u00e1m ho\u00e0n to\u00e0n \u0111\u01b0\u1eddng c\u0169, ch\u1ec9 n\u1eafn c\u1ea3i c\u1ee5c b\u1ed9 m\u1ed9t s\u1ed1 \u0111o\u1ea1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ti\u00eau chu\u1ea9n c\u1ea5p h\u1ea1ng c\u1ee7a tuy\u1ebfn. T\u1eadn d\u1ee5ng c\u00e1c c\u00f4ng tr\u00ecnh tho\u00e1t n\u01b0\u1edbc c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng c\u00f2n t\u1ed1t.<\/p>\n[sociallocker] [\/sociallocker]\n

– C\u1eaft d\u1ecdc<\/strong>: Cao \u0111\u1ed9 thi\u1ebft k\u1ebf \u0111\u1ea3m b\u1ea3o t\u1ea7n su\u1ea5t t\u00ednh to\u00e1n thu\u1ef7 v\u0103n v\u00e0 chi\u1ec1u d\u00e0y t\u0103ng c\u01b0\u1eddng \u00e1o \u0111\u01b0\u1eddng. \u0110\u1ed9 d\u1ed1c t\u1ed1i \u0111a : Idmax = 1.13%<\/p>\n

– C\u1eaft ngang<\/strong> :<\/p>\n

+ Chi\u1ec1u r\u1ed9ng m\u1eb7t \u0111\u01b0\u1eddng : \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Bm = 2 x 1.75 = 3,5m<\/p>\n

+ Chi\u1ec1u r\u1ed9ng l\u1ec1 \u0111\u1ea5t : \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Bl\u1ec1 = 2 x 0.75 = 1.5m<\/p>\n

+ Chi\u1ec1u r\u1ed9ng n\u1ec1n \u0111\u01b0\u1eddng:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Bn\u1ec1n = 5,0m<\/p>\n

+ \u0110\u1ed9 d\u1ed1c ngang m\u1eb7t \u0111\u01b0\u1eddng : \u00a0 Im = 3%<\/p>\n

+ \u0110\u1ed9 d\u1ed1c ngang l\u1ec1 \u0111\u1ea5t \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Il\u1ec1 = 4%<\/p>\n

+ Ta luy n\u1ec1n \u0111\u1eafp: 1\/1,5 c\u00e1c so\u1ea1n \u0111\u1eafp cao \u0111\u01b0\u1ee3c \u0111\u1eafp gi\u1eadt c\u1ea5p, gi\u1eadt c\u1ea5p d\u1ed1c v\u00e0o tim \u0111\u01b0\u1eddng Igc=2.0%.<\/p>\n

+ Ta luy n\u1ec1n \u0111\u00e0o: \u0110\u00e0o v\u1edbi ta luy\u00a0 1\/1,0 tu\u1ef3 thu\u1ed9c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t th\u1ef1c t\u1ebf.<\/p>\n

– K\u1ebft c\u1ea5u n\u1ec1n, \u00e1o \u0111\u01b0\u1eddng<\/strong>:<\/p>\n

+ N\u1ec1n \u0111\u01b0\u1eddng:<\/p>\n

N\u1ec1n \u0111\u1eafp: Sau khi b\u00f3c l\u1edbp \u0111\u1ea5t h\u1eefu c\u01a1 d\u00e0y trung b\u00ecnh 0,2m \u0111\u1eafp \u0111\u1ea5t \u0111\u1ea7m ch\u1eb7t \u0111\u1ea1t K > 0,95,<\/p>\n

N\u1ec1n \u0111\u00e0o, kh\u00f4ng \u0111\u00e0o, kh\u00f4ng \u0111\u1eafp, \u0111\u1eafp th\u1ea5p (c\u00f3 \u0111\u00e1y k\u1ebft c\u1ea5u \u00e1o \u0111\u01b0\u1eddng \u0111\u1eb7t tr\u00ean n\u1ec1n thi\u00ean nhi\u00ean): C\u00e0y x\u1edbi \u0111\u1ea7m n\u00e9n \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u1eb7t \u0111\u1ea1t<\/p>\n

K > 0,95 v\u1edbi chi\u1ec1u d\u00e0y 30cm t\u00ednh t\u1eeb \u0111\u00e1y k\u1ebft c\u1ea5u \u00e1p \u0111\u01b0\u1eddng, t\u1ea1i m\u1ed9t s\u1ed1 v\u1ecb tr\u00ed c\u1ee5c b\u1ed9 c\u00f3 l\u1edbp n\u1ec1n thi\u00ean nhi\u00ean l\u00e0 c\u00e1t pha, 15cm l\u1edbp n\u1ec1n ti\u1ebfp gi\u00e1p v\u1edbi k\u1ebft c\u1ea5u \u00e1o \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c thay b\u1eb1ng \u0111\u1ea5t \u0111\u1eafp \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u1eb7t K\u00a0> 0,95.<\/p>\n[sociallocker] [\/sociallocker]\n

\u00c1o \u0111\u01b0\u1eddng: Th\u00e9o th\u1ee9 t\u1ef1 t\u1eeb tr\u00ean xu\u1ed1ng \u00e1o \u0111\u01b0\u1eddng c\u00f3 k\u1ebft c\u1ea5u nh\u01b0 sau:<\/p>\n

+ M\u1eb7t \u0111\u00e1 d\u0103m l\u00e1ng nh\u1ef1a ti\u00eau chu\u1ea9n 4,5 kg\/m2<\/sup>, d\u00e0y 3,5 cm<\/p>\n

+ M\u00f3ng \u0111\u00e1 d\u0103m 4 x 6 ch\u00e8n \u0111\u00e1 d\u0103m d\u00e0y 8 cm<\/p>\n

+ M\u00f3ng \u0111\u01b0\u1eddng \u0111\u00e1 d\u0103m ti\u00eau chu\u1ea9n d\u00e0y 14 cm.<\/p>\n

– C\u00e1c c\u00f4ng tr\u00ecnh tuy\u1ebfn<\/strong>:<\/p>\n

– C\u1ed1ng<\/em><\/strong>:<\/p>\n

To\u00e0n \u0111o\u1ea1n l\u00e0m m\u1edbi 5 c\u1ed1ng trong \u0111\u00f3:<\/p>\n

+ 02 C\u1ed1ng b\u1ea3n\u00a0 Lo = 0.75m<\/p>\n

+ 01 C\u1ed1ng b\u1ea3n\u00a0 Lo = 1.00m<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 + 01 C\u1ed1ng b\u1ea3n\u00a0 Lo = 1.40m<\/p>\n

+ 01 C\u1ed1ng b\u1ea3n\u00a0 Lo = 1.50m<\/p>\n

– Gia c\u1ed1 m\u00e1i ta luy<\/em><\/strong> : M\u00e1i ta luy \u0111\u01b0\u1ee3c gia c\u1ed1 tr\u1ed3ng c\u1ecf<\/p>\n

– R\u00e3nh tho\u00e1t n\u01b0\u1edbc d\u1ecdc<\/em><\/strong> : R\u00e3nh c\u00f3 d\u1ea1ng h\u00ecnh thang 1,2×0,4×0,4m.<\/p>\n

 <\/p>\n

PH\u1ea6N II.\u00a0<\/strong>BI\u1ec6N PH\u00c1P THI C\u00d4NG T\u1ed4NG TH\u1ec2<\/strong><\/span><\/h4>\n

CH\u01af\u01a0NG I –\u00a0<\/strong>PH\u01af\u01a0NG PH\u00c1P T\u1ed4 CH\u1ee8C THI C\u00d4NG<\/strong><\/span><\/h4>\n
I. TH\u1edcI GIAN THI C\u00d4NG:<\/strong><\/span><\/h5>\n

1. C\u0103n c\u1ee9:<\/strong><\/p>\n

– C\u0103n c\u1ee9 Lu\u1eadt x\u00e2y d\u1ef1ng s\u1ed1 16\/2003\/QH11 ng\u00e0y 26\/11\/2003 c\u1ee7a Qu\u1ed1c h\u1ed9i kho\u00e1 XI, k\u1ef3 h\u1ee3p th\u1ee9 4.<\/p>\n

– C\u0103n c\u1ee9 Ngh\u1ecb \u0111\u1ecbnh 16\/2005N\u0110-CP ng\u00e0y 07\/02\/2005 c\u1ee7a Ch\u00ednh ph\u1ee7 v\u1ec1 qu\u1ea3n l\u00fd d\u1ef1 \u00e1n \u0111\u1ea7u t\u01b0 x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh<\/p>\n

– Nghi\u1ec7m thu v\u00e0 b\u00e0n giao c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng ho\u00e0n th\u00e0nh theo Ngh\u1ecb \u0111\u1ecbnh s\u1ed1 209\/2004\/N\u0110 – CP\u00a0 ng\u00e0y 16\/12\/2004.<\/p>\n

– C\u0103n c\u1ee9 v\u00e0o quy ph\u1ea1m thi c\u00f4ng v\u00e0 nghi\u1ec7m thu k\u1ebft c\u1ea5u b\u00ea t\u00f4ng, b\u00ea t\u00f4ng c\u1ed1t th\u00e9p to\u00e0n kh\u1ed1i TCVN 4453-1945 c\u1ee7a B\u1ed9 X\u00e2y D\u1ef1ng.<\/p>\n

– C\u0103n c\u1ee9 v\u00e0o h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf c\u00e1c h\u1ea1ng m\u1ee5c\u00a0 thi c\u00f4ng do C\u00f4ng ty C\u1ed5 ph\u1ea7n TV & XD Th\u00e0nh Sen \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n[sociallocker] [\/sociallocker]\n

– C\u0103n c\u1ee9 v\u00e0o h\u1ed3 s\u01a1 m\u1eddi th\u1ea7u x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh c\u1ee7a Ban \u0110i\u1ec1u ph\u1ed1i D\u1ef1 \u00e1n c\u1ea3i thi\u1ec7n s\u1ef1 tham gia th\u1ecb tr\u01b0\u1eddng cho ng\u01b0\u1eddi ngh\u00e8o H\u00e0 T\u0129nh ( IMPP )<\/p>\n

2. Th\u1eddi gian thi c\u00f4ng:<\/strong><\/p>\n

C\u00f4ng ty CP X\u00e2y d\u1ef1ng s\u1ed1 3 H\u00e0 T\u0129nh c\u0103n c\u1ee9 v\u00e0o c\u00e1c \u0111i\u1ec1u ki\u1ec7n tr\u00ean, quy\u1ebft \u0111\u1ecbnh th\u1ef1c hi\u1ec7n thi c\u00f4ng G\u00f3i th\u1ea7u s\u1ed1\u00a0 C\u00f4ng tr\u00ecnh N\u00e2ng c\u1ea5p \u0111\u01b0\u1eddng GTNT x\u00e3 Y\u00ean L\u1ed9c trong th\u1eddi gian ghi trong ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng.<\/em><\/strong><\/p>\n

II. PH\u01af\u01a0NG PH\u00c1P THI C\u00d4NG:<\/strong><\/span><\/h5>\n

1. Ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng:<\/em><\/p>\n

Thi c\u00f4ng theo ph\u01b0\u01a1ng ph\u00e1p d\u00e2y chuy\u1ec1n<\/em><\/strong>.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p d\u00e2y chuy\u1ec1n l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfn ti\u1ebfn nh\u1ea5t trong t\u1ea5t c\u1ea3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed5 ch\u1ee9c thi c\u00f4ng (ph\u01b0\u01a1ng ph\u00e1p song song, tu\u1ea7n t\u1ef1, d\u00e2y chuy\u1ec1n v\u00e0 h\u1ed7n h\u1ee3p). B\u1edfi v\u00ec vi\u1ec7c t\u1ed5 ch\u1ee9c thi c\u00f4ng theo ph\u01b0\u01a1ng ph\u00e1p d\u00e2y chuy\u1ec3n s\u1ebd cho ph\u00e9p:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 B\u1ea3o \u0111\u1ea3m ti\u1ebfn \u0111\u1ed9 ho\u00e0n th\u00e0nh c\u00f4ng tr\u00ecnh theo k\u1ebf ho\u1ea1ch \u0111\u00e3 \u0111\u1ec1 ra.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C\u00f3 th\u1ec3 c\u01a1 gi\u1edbi ho\u00e1 vi\u1ec7c thi c\u00f4ng x\u00e2y l\u1eafp do v\u1eady b\u1ea3o \u0111\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh, n\u00e2ng cao \u0111\u01b0\u1ee3c n\u0103ng su\u1ea5t lao \u0111\u1ed9ng, gi\u1ea3m gi\u00e1 th\u00e0nh x\u00e2y d\u1ef1ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Cho ph\u00e9p chuy\u00ean m\u00f4n ho\u00e1 \u0111\u1ed9i ng\u0169 th\u1ee3 lao \u0111\u1ed9ng: vi\u1ec7c chuy\u00ean m\u00f4n ho\u00e1 \u0111\u1ed9i ng\u0169 th\u1ee3 lao \u0111\u1ed9ng t\u1ee9c l\u00e0 m\u1ed7i m\u1ed9t \u0111\u1ed9i th\u1ee3 ch\u1ec9 chuy\u00ean l\u00e0m m\u1ed9t c\u00f4ng vi\u1ec7c nh\u1ea5t \u0111\u1ecbnh s\u1ebd h\u00ecnh th\u00e0nh n\u00ean m\u1ed9t \u0111\u1ed9i ng\u0169 c\u00f4ng nh\u00e2n l\u00e0nh ngh\u1ec1, cho ph\u00e9p \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh cao nh\u1ea5t (kh\u00e1c v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c l\u00e0 m\u1ed9t ng\u01b0\u1eddi th\u1ee3 ph\u1ea3i l\u00e0m t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i c\u00f4ng vi\u1ec7c do v\u1eady kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n chuy\u00ean m\u00f4n ho\u00e1, n\u00e2ng cao tay ngh\u1ec1 lao \u0111\u1ed9ng).<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Cho ph\u00e9p s\u1eed d\u1ee5ng nh\u1eefng \u0111o\u1ea1n tuy\u1ebfn m\u1edbi l\u00e0m xong \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng s\u1edbm.<\/p>\n

2. Bi\u00ean ch\u1ebf c\u00e1c d\u00e2y chuy\u1ec1n:<\/em><\/p>\n

* C\u00e1c d\u00e2y chuy\u1ec1n chuy\u00ean nghi\u1ec7p \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c nh\u01b0 sau:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D\u00e2y chuy\u1ec1n l\u00e0m c\u00f4ng t\u00e1c chu\u1ea9n b\u1ecb, d\u1ecdn d\u1eb9p, x\u1eed l\u00fd m\u1eb7t b\u1eb1ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D\u00e2y chuy\u1ec1n thi c\u00f4ng n\u1ec1n \u0111\u01b0\u1eddng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D\u00e2y chuy\u1ec1n thi c\u00f4ng m\u1eb7t \u0111\u01b0\u1eddng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 D\u00e2y chuy\u1ec1n thi c\u00f4ng c\u1ed1ng qua \u0111\u01b0\u1eddng.<\/p>\n

Tr\u00ean \u0111\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed5 ch\u1ee9c thi c\u00f4ng ti\u00ean ti\u1ebfn, h\u1ee3p l\u00fd nh\u1ea5t \u0111\u01b0\u1ee3c \u0111\u01a1n v\u1ecb l\u1ef1a ch\u1ecdn.<\/p>\n

 <\/p>\n

PH\u1ea6N III .\u00a0<\/strong>TR\u00ccNH T\u1ef0 THI C\u00d4NG<\/strong><\/span><\/h4>\n
I.\u00a0TR\u00ccNH T\u1ef0 THI C\u00d4NG T\u1ed4NG TH\u1ec2:<\/strong><\/span><\/h5>\n

1.\u00a0 \u00a0 \u00a0 \u00a0Chu\u1ea9n b\u1ecb l\u00e1n tr\u1ea1i, nh\u00e0 kho, b\u00e3i t\u1eadp k\u1ebft v\u1eadt li\u1ec7u, li\u00ean h\u1ec7 ngu\u1ed3n cung c\u1ea5p v\u1eadt li\u1ec7u, chu\u1ea9n b\u1ecb t\u00e0i ch\u00ednh, nh\u00e2n l\u1ef1c, m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb, chu\u1ea9n b\u1ecb t\u1ed5 ch\u1ee9c,.\u00a0 . . .<\/p>\n

2.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Chuy\u1ec3n qu\u00e2n chuy\u1ec3n m\u00e1y m\u00f3c thi\u1ebft b\u1ecb, t\u1eadp k\u1ebft v\u1eadt t\u01b0 l\u00ean c\u00f4ng tr\u00ecnh<\/p>\n

3.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Chu\u1ea9n b\u1ecb m\u1eb7t b\u1eb1ng thi c\u00f4ng: ti\u1ebfp nh\u1eadn m\u1eb7t b\u1eb1ng, d\u1ecdn d\u1eb9p, ph\u00e1t quang,…<\/p>\n

4.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ti\u1ebfn h\u00e0nh thi c\u00f4ng x\u00e2y l\u1eafp c\u00f4ng tr\u00ecnh.<\/p>\n

5.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ho\u00e0n thi\u1ec7n, t\u1ed5ng nghi\u1ec7m thu, b\u00e0n giao \u0111\u01b0a c\u00f4ng tr\u00ecnh v\u00e0o s\u1eed d\u1ee5ng.<\/p>\n

6.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ho\u00e0n t\u1ea5t th\u1ee7 t\u1ee5c h\u1ed3 s\u01a1 ho\u00e0n c\u00f4ng, b\u1ea3o h\u00e0nh c\u00f4ng tr\u00ecnh theo th\u1eddi gian qui \u0111\u1ecbnh.<\/p>\n

II. TR\u00ccNH T\u1ef0 THI C\u00d4NG TRONG M\u1ed6I\u00a0 H\u1ea0NG M\u1ee4C C\u00d4NG VI\u1ec6C.<\/strong><\/span><\/h5>\n

1<\/strong>. \u0110\u00e0o, \u0111\u1eafp \u0111\u1ea5t n\u1ec1n \u0111\u01b0\u1eddng.<\/strong><\/p>\n

C\u00f4ng t\u00e1c thi c\u00f4ng \u0111\u1eafp n\u1ec1n \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh theo tr\u00ecnh t\u1ef1 thi c\u00f4ng nh\u01b0 sau:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Chu\u1ea9n b\u1ecb m\u1eb7t b\u1eb1ng thi c\u00f4ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 L\u00ean ga \u0111\u01b0\u1eddng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u1eed l\u00fd b\u1ec1 m\u1eb7t: \u0111\u00e1nh c\u1ea5p, d\u1ecdn c\u1ecf, \u0111\u00e0o b\u1ecf l\u1edbp \u0111\u1ea5t y\u1ebfu.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u00e0o n\u1ec1n \u0111\u01b0\u1eddng k\u1ebft h\u1ee3p \u0111\u00e0o r\u00e3nh d\u1ecdc.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1eafp \u0111\u1ea5t th\u00e0nh t\u1eebng l\u1edbp n\u1eb1m ngang, chi\u1ec1u d\u00e0y m\u1ed7i l\u1edbp 25cm.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Lu l\u00e8n t\u1eebng l\u1edbp t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh \u0111\u1eafp l\u1edbp ti\u1ebfp theo.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ho\u00e0n thi\u1ec7n n\u1ec1n \u0111\u01b0\u1eddng \u0111\u1eafp theo \u0111\u00fang k\u00edch th\u01b0\u1edbc, m\u1ef9 quan y\u00eau c\u1ea7u.<\/p>\n

Ghi ch\u00fa<\/em>: Tr\u01b0\u1edbc khi thi c\u00f4ng \u0111\u1ea1i tr\u00e0, nh\u1ea5t thi\u1ebft ph\u1ea3i \u0111\u1ea7m th\u00ed \u0111i\u1ec3m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh qui tr\u00ecnh lu l\u00e8n, \u0111\u1ecbnh h\u1ec7 s\u1ed1 l\u00e8n \u00e9p.<\/p>\n

2<\/strong>. Thi c\u00f4ng c\u1ed1ng qua \u0111\u01b0\u1eddng.<\/strong><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 L\u1ef1c l\u01b0\u1ee3ng lao \u0111\u1ed9ng th\u1ee7 c\u00f4ng: \u0111\u1ec3 \u0111\u00e0o s\u1eeda m\u00f3ng c\u00f4ng tr\u00ecnh, sau khi b\u1ed9 ph\u1eadn c\u01a1 gi\u1edbi ho\u00e0n th\u00e0nh, tham gia gia c\u00f4ng v\u1eadt li\u1ec7u, ph\u1ee5 tr\u1ee3 x\u00e2y l\u1eafp, d\u01b0\u1edbi s\u1ef1 h\u01b0\u1edbng d\u1eabn v\u00e0 ki\u1ec3m tra s\u1ea3n ph\u1ea9m c\u1ee7a c\u00e1n b\u1ed9 k\u1ef9 thu\u1eadt (l\u1ef1c l\u01b0\u1ee3ng n\u00e0y m\u1ed9t ph\u1ea7n ch\u00fang t\u00f4i s\u1ebd thu\u00ea lao \u0111\u1ed9ng c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 tay ngh\u1ec1 v\u00e0 s\u1ee9c kho\u1ebb)<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 S\u1ea3n xu\u1ea5t c\u1ea5u ki\u1ec7n BT \u0111\u00fac s\u1eb5n, b\u00ea t\u00f4ng t\u1ea5m \u0111an m\u1eb7t c\u1ed1ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u00e0o \u0111\u1ea5t m\u00f3ng c\u1ed1ng, \u0111\u1ea5t c\u1ea5p III v\u00e0 ph\u00e1 d\u1ee1 k\u1ebft c\u1ea5u b\u00ea t\u00f4ng n\u1ec1n m\u00f3ng c\u1ed1ng b\u1eb1ng th\u1ee7 c\u00f4ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1eafp l\u1ea1i \u0111\u1ea5t mang c\u1ed1ng \u0111\u1ebfn \u0111\u1ed9 \u0111\u1ea7m ch\u1eb7t k=95 b\u1eb1ng \u0111\u1ea7m c\u00f3c.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Thi c\u00f4ng b\u00ea t\u00f4ng l\u00f3t \u0111\u00e1 d\u0103m c\u00e1t.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u00e2y \u0111\u00e1 h\u1ed9c b\u1ec7 g\u1ed1i v\u1eefa XM M75, l\u1eafp \u0111\u1eb7t gi\u1eb1ng ch\u1ed1ng (\u0111\u1ed1i v\u1edbi c\u1ed1ng b\u1ea3n L>0,75m<\/em>)<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u00e2y \u0111\u00e1 h\u1ed9c v\u1eefa XM M75 \u0111\u00e1y, th\u00e2n, t\u01b0\u1eddng c\u00e1nh, s\u00e2n c\u00f4ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 S\u1ea3n xu\u1ea5t l\u1eafp d\u1ef1ng v\u00e1n khu\u00f4n, c\u1ed1t th\u00e9p v\u00e0 \u0111\u1ed5 b\u00ea t\u00f4ng m\u0169 m\u1ed1.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Gia tr\u00e1t v\u1eefa xi m\u0103ng m\u00e1c 75 d\u00e0y 1,5 cm.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 L\u1eafp \u0111\u1eb7t t\u1ea5m \u0111an m\u1eb7t c\u1ed1ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1eafp \u0111\u1ea5t mang c\u1ed1ng b\u1eb1ng \u0111\u1ea7m c\u00f3c<\/p>\n

3<\/strong>.\u00a0 Thi c\u00f4ng\u00a0 l\u1edbp m\u00f3ng c\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m d\u00e0y 14cm:<\/strong><\/p>\n

–\u00a0 Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t n\u1ec1n \u0111\u01b0\u1eddng theo \u0111\u00fang y\u00eau c\u1ea7u: b\u1ec1 m\u1eb7t b\u1eb1ng ph\u1eb3ng, \u0111\u00fang cao \u0111\u1ed9, \u0111\u00fang mui luy\u1ec7n, \u0111\u1ee7 \u0111\u1ed9 ch\u1eb7t.<\/p>\n

–\u00a0 Thi c\u00f4ng \u0111\u1eafp l\u1ec1 \u0111\u01b0\u1eddng t\u1ea1o khu\u00f4n v\u1edbi chi\u1ec1u d\u1ea7y t\u01b0\u01a1ng \u1ee9ng b\u1ec1 d\u1ea7y l\u1edbp c\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m s\u1ebd thi c\u00f4ng.<\/p>\n

–\u00a0 V\u1eadn chuy\u1ec3n \u0111\u00e1 d\u0103m v\u1ec1 \u0111\u1ed5 th\u00e0nh t\u1eebng \u0111\u1ed1ng \u0111\u00e3 t\u00ednh to\u00e1n c\u1ef1 ly tr\u01b0\u1edbc.<\/p>\n

–\u00a0 San r\u1ea3i \u0111\u00e1 d\u0103m b\u1eb1ng m\u00e1y san th\u00e0nh t\u1eebng l\u1edbp n\u1eb1m ngang.<\/p>\n

–\u00a0 \u0110\u1ea7m n\u00e9n t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u.<\/p>\n

Ghi ch\u00fa: <\/u><\/em>\u0110\u1ed1i v\u1edbi l\u1edbp \u0111\u00e1 d\u0103m ti\u00eau chu\u1ea9n d\u00e0y 14cm, tr\u01b0\u1edbc khi thi c\u00f4ng \u0111\u1ea1i tr\u00e0, nh\u1ea5t thi\u1ebft ph\u1ea3i \u0111\u1ea7m th\u00ed \u0111i\u1ec3m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh qui tr\u00ecnh lu l\u00e8n, \u0111\u1ecbnh h\u1ec7 s\u1ed1 l\u00e8n \u00e9p.<\/em><\/p>\n

4\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/strong>Thi c\u00f4ng l\u1edbp m\u00f3ng \u0111\u00e1 d\u0103m 4×6 ch\u00e8n \u0111\u00e1 d\u0103m d\u00e0y 8cm:<\/strong><\/p>\n

–\u00a0 Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t m\u00f3ng d\u01b0\u1edbi theo \u0111\u00fang y\u00eau c\u1ea7u: b\u1ec1 m\u1eb7t b\u1eb1ng ph\u1eb3ng, \u0111\u00fang cao \u0111\u1ed9, \u0111\u00fang mui luy\u1ec7n, \u0111\u1ee7 \u0111\u1ed9 ch\u1eb7t.<\/p>\n

–\u00a0 Thi c\u00f4ng \u0111\u1eafp l\u1ec1 \u0111\u01b0\u1eddng t\u1ea1o khu\u00f4n v\u1edbi chi\u1ec1u d\u1ea7y t\u01b0\u01a1ng \u1ee9ng b\u1ec1 d\u1ea7y l\u1edbp \u0111\u00e1 s\u1ebd thi c\u00f4ng.<\/p>\n

–\u00a0 V\u1eadn chuy\u1ec3n \u0111\u00e1 4×6 v\u1ec1 \u0111\u1ed5 th\u00e0nh t\u1eebng \u0111\u1ed1ng gi\u1eefa m\u1eb7t \u0111\u01b0\u1eddng, \u0111\u00e1 d\u0103m ch\u00e8n \u0111\u1ed5 hai b\u00ean l\u1ec1 \u0111\u01b0\u1eddng v\u1edbi kho\u1ea3ng c\u00e1ch t\u00ednh to\u00e1n tr\u01b0\u1edbc.<\/p>\n

–\u00a0 R\u1ea3i \u0111\u00e1 4×6 b\u1eb1ng m\u00e1y r\u1ea3i th\u00e0nh t\u1eebng l\u1edbp n\u1eb1m ngang, b\u00f9 ph\u1ee5 \u0111\u00e1 d\u0103m ch\u00e8n.<\/p>\n

–\u00a0 \u0110\u1ea7m n\u00e9n t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u.<\/p>\n

5\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Thi c\u00f4ng l\u1edbp \u0111\u00e1 d\u0103m l\u00e1ng nh\u1ef1a:<\/strong><\/p>\n

–\u00a0 Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t m\u00f3ng \u0111\u01b0\u1eddng theo \u0111\u00fang y\u00eau c\u1ea7u: b\u1ec1 m\u1eb7t b\u1eb1ng ph\u1eb3ng, \u0111\u00fang cao \u0111\u1ed9, \u0111\u00fang mui luy\u1ec7n, \u0111\u1ee7 \u0111\u1ed9 ch\u1eb7t, th\u1ed5i s\u1ea1ch b\u1ee5i.<\/p>\n

–\u00a0 D\u00f9ng xe t\u01b0\u1edbi nh\u1ef1a t\u1ef1 h\u00e0nh t\u01b0\u1edbi nh\u1ef1a theo ti\u00eau chu\u1ea9n 1.9 kg\/m2<\/sup>, ra \u0111\u00e1 l\u1ea7n th\u1ee9 nh\u1ea5t, lo\u1ea1i 1,6×2 lu l\u00e8n ch\u1eb7t.<\/p>\n

–\u00a0 D\u00f9ng xe t\u01b0\u1edbi nh\u1ef1a t\u1ef1 h\u00e0nh t\u01b0\u1edbi nh\u1ef1a theo ti\u00eau chu\u1ea9n 1.5 kg\/m2<\/sup>, ra \u0111\u00e1 l\u1ea7n th\u1ee9 hai, lo\u1ea1i 1,0×1,6 lu l\u00e8n ch\u1eb7t.<\/p>\n

–\u00a0 D\u00f9ng xe t\u01b0\u1edbi nh\u1ef1a t\u1ef1 h\u00e0nh t\u01b0\u1edbi nh\u1ef1a theo ti\u00eau chu\u1ea9n 1.1 kg\/m2<\/sup>, ra \u0111\u00e1 l\u1ea7n th\u1ee9 ba, lo\u1ea1i 0,5×1 lu l\u00e8n ch\u1eb7t<\/p>\n

–\u00a0 \u0110i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 xe ch\u1ea1y <=10 km\/h trong 2 ng\u00e0y \u0111\u1ea7u v\u00e0 <=20 km.h trong 7-10 ng\u00e0y ti\u1ebfp theo.<\/p>\n

6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/strong>N\u1ed9i dung c\u00f4ng t\u00e1c ho\u00e0n thi\u1ec7n tuy\u1ebfn \u0111\u01b0\u1eddng:<\/strong><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ho\u00e0n thi\u1ec7n m\u00e1i ta luy n\u1ec1n \u0111\u1eafp: \u0111\u1ee7 \u0111\u1ed9 ch\u1eb7t, \u0111\u00fang \u0111\u1ed9 d\u1ed1c.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ho\u00e0n thi\u1ec7n c\u00e1c c\u00f4ng tr\u00ecnh tr\u00ean tuy\u1ebfn nh\u01b0 tr\u1ed3ng c\u1ecf, r\u00e3nh d\u1ecdc.<\/p>\n

7\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/strong>C\u00f4ng t\u00e1c ki\u1ec3m tra, nghi\u1ec7m thu.<\/strong><\/p>\n

–\u00a0 L\u00ean k\u1ebf ho\u1ea1ch c\u00f9ng v\u1edbi Ch\u1ee7 \u0111\u1ea7u t\u01b0 \u0111\u1ec3 \u0111\u1ecbnh l\u1ecbch, th\u00f4ng b\u00e1o cho c\u00e1c c\u01a1 quan c\u00f3 li\u00ean quan bi\u1ebft.<\/p>\n

–\u00a0 Chu\u1ea9n b\u1ecb \u0111\u1ea7y \u0111\u1ee7 c\u00e1c d\u1ee5ng c\u1ee5, thi\u1ebft b\u1ecb, bi\u00ean b\u1ea3n, h\u1ed3 s\u01a1, t\u00e0i li\u1ec7u c\u1ea7n thi\u1ebft cho bu\u1ed5i ki\u1ec3m tra, nghi\u1ec7m th\u1ee5.<\/p>\n

–\u00a0 Th\u1ed1ng nh\u1ea5t k\u1ebf ho\u1ea1ch l\u00e0m vi\u1ec7c.<\/p>\n

–\u00a0 \u0110i ki\u1ec3m tra, nghi\u1ec7m thu hi\u1ec7n tr\u01b0\u1eddng, \u0111\u1ed1i chi\u1ebfu v\u1edbi h\u1ed3 s\u01a1.<\/p>\n

–\u00a0 H\u1ecdp \u0111\u1ec3 l\u1eadp bi\u00ean b\u1ea3n k\u1ebft qu\u1ea3 bu\u1ed5i ki\u1ec3m tra, nghi\u1ec7m thu \u0111\u00f3.<\/p>\n

 <\/p>\n

 <\/p>\n

PH\u1ea6N IV.\u00a0<\/strong>T\u1ed4 CH\u1ee8C M\u1eb6T B\u1eb0NG C\u00d4NG TR\u01af\u1edcNG THI C\u00d4NG<\/strong><\/span><\/h4>\n
I. X\u00c2Y D\u1ef0NG C\u00d4NG TR\u00ccNH NH\u00c0 L\u00c1N TR\u1ea0I.<\/strong><\/span><\/h5>\n

+ V\u1ecb tr\u00ed x\u00e2y d\u1ef1ng khu nh\u00e0 l\u00e1n tr\u1ea1i ph\u1ea3i kh\u00f4ng \u0111\u01b0\u1ee3c g\u00e2y c\u1ea3n tr\u1edf t\u1edbi vi\u1ec7c x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh ch\u00ednh, t\u1edbi vi\u1ec7c b\u1ea3o \u0111\u1ea3m giao th\u00f4ng b\u00ecnh th\u01b0\u1eddng tr\u00ean tuy\u1ebfn.<\/p>\n

+ Li\u00ean h\u1ec7 v\u1edbi ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng, v\u1edbi ng\u01b0\u1eddi d\u00e2n c\u1ea1nh tuy\u1ebfn \u0111\u1ec3 m\u01b0\u1ee3n hay thu\u00ea m\u1ed9t v\u1ecb tr\u00ed h\u1ee3p l\u00fd, san \u1ee7i \u0111\u1ec3 t\u1ea1o m\u1eb7t b\u1eb1ng r\u1ed3i x\u00e2y d\u1ef1ng Nh\u00e0 tr\u00ean \u0111\u00f3.<\/p>\n

+ Tr\u00ean c\u00f4ng tr\u00ecnh c\u1ea7n x\u00e2y d\u1ef1ng khu nh\u00e0 l\u00e1n tr\u1ea1i nh\u01b0 sau:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 01 Nh\u00e0 ban ch\u1ec9 huy c\u00f4ng tr\u01b0\u1eddng: c\u00f3 ph\u00f2ng l\u00e0m vi\u1ec7c, ph\u00f2ng ngh\u1ec9 cho c\u00e1n b\u1ed9, nh\u00e2n vi\u00ean v\u00e0 ph\u00f2ng \u1edf cho t\u01b0 v\u1ea5n gi\u00e1m s\u00e1t. Nh\u00e0 ban ch\u1ec9 huy s\u1ebd \u0111i\u1ec1u h\u00e0nh chung ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c m\u0169i thi c\u00f4ng tr\u00ean c\u00f4ng tr\u01b0\u1eddng. D\u1ef1 ki\u1ebfn x\u00e2y d\u1ef1ng t\u1ea1i v\u1ecb tr\u00ed gi\u1eefa tuy\u1ebfn \u0111\u01b0\u1eddng \u0111\u1ec3 ti\u1ec7n cho vi\u1ec7c ch\u1ec9 \u0111\u1ea1o c\u00e1c m\u0169i thi c\u00f4ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 01 Nh\u00e0 l\u00e1n tr\u1ea1i l\u00e0m ch\u1ed7 \u1edf cho c\u00f4ng nh\u00e2n c\u00e1c \u0111\u1ed9i thi c\u00f4ng. V\u1ecb tr\u00ed c\u00e1c nh\u00e0 l\u00e1n tr\u1ea1i c\u00f4ng nh\u00e2n g\u1ea7n v\u1edbi nh\u00e0 ban ch\u1ec9 huy c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Khu kho b\u00e3i: tr\u00ean c\u00f4ng tr\u01b0\u1eddng s\u1ebd c\u00f3 1 khu kho b\u00e3i t\u1eadp k\u1ebft v\u1eadt t\u01b0, m\u00e1y m\u00f3c ch\u00ednh n\u1eb1m ngay t\u1ea1i s\u00e2n Nh\u00e0 ban ch\u1ec9 huy c\u00f4ng tr\u01b0\u1eddng. Vi\u1ec7c b\u1ed1 tr\u00ed nh\u01b0 th\u1ebf n\u00e0y s\u1ebd r\u1ea5t thu\u1eadn ti\u1ec7n cho c\u00f4ng t\u00e1c b\u1ea3o v\u1ec7. B\u00e3i \u0111\u00fac c\u1ea5u ki\u1ec7n b\u00eat\u00f4ng \u0111\u00fac s\u1eb5n c\u0169ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed t\u1ea1i v\u1ecb tr\u00ed li\u1ec1n k\u1ec1.<\/p>\n

+ K\u1ebft c\u1ea5u Nh\u00e0 ban ch\u1ec9 huy, Nh\u00e0 l\u00e1n tr\u1ea1i:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u1eadn d\u1ee5ng v\u1eadt li\u1ec7u \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Do th\u1eddi gian thi c\u00f4ng ng\u1eafn n\u00ean k\u1ebft c\u1ea5u nh\u00e0: t\u1ea1m th\u1eddi.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u00e2y d\u1ef1ng nh\u00e0 l\u1eafp gh\u00e9p.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 K\u1ebft c\u1ea5u: c\u00f4ng ty s\u1ebd mang h\u1ec7 th\u1ed1ng nh\u00e0 di \u0111\u1ed9ng l\u00ean l\u1eafp d\u1ef1ng: nh\u00e0 khung th\u00e9p. T\u01b0\u1eddng t\u00f4n s\u00f3ng. M\u00e1i nh\u00e0 l\u1ee3p t\u00f4n s\u00f3ng, tr\u1ea7n c\u00f3t \u00e9p.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Di\u1ec7n t\u00edch Nh\u00e0 Ban ch\u1ec9 huy v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m hi\u1ec7n tr\u01b0\u1eddng: ph\u1ea3i \u0111\u1ee7 di\u1ec7n t\u00edch \u0111\u1ec3 l\u00e0m vi\u1ec7c, sinh ho\u1ea1t. Theo s\u01a1 \u0111\u1ed3 t\u1ed5 ch\u1ee9c, t\u1ea1m t\u00ednh di\u1ec7n t\u00edch nh\u00e0 Ban ch\u1ec9 huy c\u00f4ng tr\u01b0\u1eddng: 20m2<\/sup>.<\/sub><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Di\u1ec7n t\u00edch Nh\u00e0 \u1edf c\u00f4ng nh\u00e2n: ph\u1ea3i \u0111\u1ee7 di\u1ec7n t\u00edch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0103n, ng\u1ee7, sinh ho\u1ea1t b\u00ecnh th\u01b0\u1eddng cho c\u00f4ng nh\u00e2n. T\u1ea1m t\u00ednh cho 15 nh\u00e2n c\u00f4ng m\u1ed9t \u0111\u1ed9i. Di\u1ec7n t\u00edch c\u1ea7n thi\u1ebft cho nh\u00e0 \u1edf c\u00f4ng nh\u00e2n: m\u1ed7i \u0111\u1ed9i l\u00e0 60m2<\/sup>.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u00e0 Ban ch\u1ec9 huy, Nh\u00e0 \u1edf c\u00f4ng nh\u00e2n ph\u1ea3i l\u1eafp \u0111\u1eb7t \u0111\u1ea7y \u0111\u1ee7 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, n\u01b0\u1edbc. X\u00e2y d\u1ef1ng khu nh\u00e0 t\u1eafm, nh\u00e0 v\u1ec7 sinh b\u1ea3o \u0111\u1ea3m sinh ho\u1ea1t s\u1ea1ch s\u1ebd.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Kho b\u00e3i: ph\u1ea3i \u0111\u1ee7 di\u00ean t\u00edch \u0111\u1ec3 ch\u1ee9c v\u1eadt li\u1ec7u, ph\u1ea3i \u0111\u1ea3m b\u1ea3o tho\u00e1t n\u01b0\u1edbc t\u1ed1t v\u00e0 c\u00f3 h\u1ec7 th\u1ed1ng t\u01b0\u1eddng r\u00e0o b\u1ea3o v\u1ec7. C\u0103n c\u1ee9 theo kh\u1ed1i l\u01b0\u1ee3ng thi c\u00f4ng c\u1ea7n c\u00f3 v\u1eadt li\u1ec7u t\u1eadp k\u1ebft th\u00ec di\u1ec7n t\u00edch cho kho b\u00e3i t\u1ea1m t\u00ednh: 100m2<\/sup>.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 B\u00e3i \u0111\u1ed5 b\u00ea t\u00f4ng c\u00e1c c\u1ea5u ki\u1ec7n \u0111\u00fac s\u1eb5n c\u1ea7n di\u1ec7n t\u00edch t\u1ea1m t\u00ednh : 50m2<\/sup>.<\/p>\n

II. TH\u00d4NG TIN LI\u00caN L\u1ea0C.<\/strong><\/span><\/h5>\n

+ T\u1ea1i Nh\u00e0 Ban ch\u1ec9 huy c\u00f4ng tr\u01b0\u1eddng s\u1ebd l\u1eafp \u0111\u1eb7t 01 \u0111i\u1ec7n tho\u1ea1i c\u1ed1 \u0111\u1ecbnh \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m th\u00f4ng tin li\u00ean l\u1ea1c gi\u1eefa c\u00f4ng tr\u01b0\u1eddng v\u1edbi b\u00ean ngo\u00e0i.<\/p>\n

III. NGU\u1ed2N \u0110I\u1ec6N CUNG C\u1ea4P CHO C\u00d4NG TR\u01af\u1edcNG.<\/strong><\/span><\/h5>\n

+ S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng \u0111i\u1ec7n hi\u1ec7n c\u00f3 c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng k\u1ebft h\u1ee3p v\u1edbi m\u00e1y ph\u00e1t \u0111i\u1ec7n c\u1ee7a \u0111\u01a1n v\u1ecb.<\/p>\n

+ Li\u00ean h\u1ec7 v\u1edbi ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng, k\u00fd k\u1ebft h\u1ee3p \u0111\u1ed3ng mua \u0111i\u1ec7n.<\/p>\n

+ L\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng \u0111i\u1ec7n cung c\u1ea5p cho c\u00f4ng tr\u01b0\u1eddng \u0111\u1ed9c l\u1eadp v\u1edbi c\u00e1c \u0111\u01b0\u1eddng d\u00e2y kh\u00e1c.<\/p>\n

+ D\u00e2y \u0111i\u1ec7n: s\u1eed d\u1ee5ng d\u00e2y c\u00f3 v\u1ecf b\u1ecdc cao su, \u0111\u1ea3m b\u1ea3o an to\u00e0n trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n

+ \u0110\u01b0\u1eddng d\u00e2y d\u1eabn ph\u1ea3i \u0111\u01b0\u1ee3c k\u00e9o tr\u00ean c\u1ed9t, \u0111i tr\u00ean c\u00e1c puly v\u00e0 ph\u1ea3i cao h\u01a1n chi\u1ec1u cao t\u0129nh kh\u00f4ng c\u1ee7a c\u00e1c lo\u1ea1i xe m\u00e1y thi c\u00f4ng ( >= 4.5 m).<\/p>\n

+ C\u00e1c t\u1ee7 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n thi c\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t cao h\u01a1n m\u1eb7t \u0111\u1ea5t t\u1ed1i thi\u1ec3u l\u00e0\u00a0 1.5m nh\u1eb1m b\u1ea3o \u0111\u1ea3m an to\u00e0n.<\/p>\n

+ D\u00e2y d\u1eabn \u0111i\u1ec7n trong n\u1ed9i b\u1ed9 c\u00f4ng tr\u01b0\u1eddng, trong nh\u00e0: ph\u1ea3i s\u1eed d\u1ee5ng d\u00e2y b\u1ecdc cao su ho\u1eb7c v\u1ecf PVC, nh\u1eefng ch\u1ed7 n\u1ed1i ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ecdc k\u00edn b\u1eb1ng b\u0103ng nh\u1ef1a.<\/p>\n

+ M\u00e1y ph\u00e1t \u0111i\u1ec7n ch\u1ec9 d\u1ef1 ph\u00f2ng khi m\u1ea5t \u0111i\u1ec7n h\u1ec7 th\u1ed1ng.<\/p>\n

IV. NGU\u1ed2N N\u01af\u1edaC CUNG C\u1ea4P CHO C\u00d4NG TR\u01af\u1edcNG.<\/strong><\/span><\/h5>\n

+ N\u01b0\u1edbc cung c\u1ea5p cho sinh ho\u1ea1t c\u1ee7a c\u00e1n b\u1ed9, c\u00f4ng nh\u00e2n vi\u00ean: do \u0111\u01a1n v\u1ecb t\u1ef1 khoan gi\u1ebfng l\u1ea5y n\u01b0\u1edbc hay x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng d\u1eabn n\u01b0\u1edbc s\u1ea1ch ch\u1ee9a v\u00e0o b\u1ec3.<\/p>\n

+ N\u01b0\u1edbc cho s\u1ea3n xu\u1ea5t: l\u1ea5y t\u1ea1i c\u00e1c ngu\u1ed3n ao, h\u1ed3, gi\u1ebfng l\u00e2n c\u1eadn. N\u1ebfu ngu\u1ed3n n\u01b0\u1edbc n\u00e0y \u0111\u1ee5c, kh\u00f4ng b\u1ea3o \u0111\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng th\u00ec ch\u00fang ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd tr\u01b0\u1edbc khi d\u00f9ng thi c\u00f4ng.<\/p>\n

V. H\u1ec6 TH\u1ed0NG \u0110\u01af\u1edcNG C\u00d4NG V\u1ee4.<\/strong><\/span><\/h5>\n

+ T\u1ea1i nh\u1eefng \u0111o\u1ea1n x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh, c\u1ea7n thi\u1ebft ph\u1ea3i l\u00e0m \u0111\u01b0\u1eddng tr\u00e1nh b\u1ea3o \u0111\u1ea3m giao th\u00f4ng b\u00ecnh th\u01b0\u1eddng tr\u00ean tuy\u1ebfn th\u00ec nh\u1ea5t thi\u1ebft ph\u1ea3i l\u00e0m \u0111\u01b0\u1eddng tr\u00e1nh tr\u01b0\u1edbc khi x\u00e2y d\u1ef1ng c\u00e1c c\u00f4ng tr\u00ecnh n\u00e0y.<\/p>\n

+ C\u00e1c xe ch\u1ea1y tr\u00ean h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng c\u00f4ng v\u1ee5 n\u00e0y (xe ch\u1edf v\u1eadt li\u1ec7u v\u1ec1 c\u00f4ng tr\u01b0\u1eddng, xe ch\u1edf \u0111\u1ea5t th\u1ea3i \u0111i \u0111\u1ed5, . . .) ph\u1ea3i c\u00f3 gi\u1ea5y ph\u00e9p c\u1ee7a c\u01a1 quan qu\u1ea3n l\u00fd \u0111\u01b0\u1eddng.<\/p>\n

+ Do l\u01b0u l\u01b0\u1ee3ng xe ch\u1ea1y trong th\u1eddi gian thi c\u00f4ng kh\u00e1 nhi\u1ec1u. Do v\u1eady, tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng l\u00e0m \u0111\u01b0\u1eddng c\u00f4ng v\u1ee5 ph\u1ea3i ki\u1ec3m tra xem \u0111o\u1ea1n n\u00e0o xung y\u1ebfu ph\u1ea3i s\u1eefa ch\u1eefa ngay. Sau khi thi c\u00f4ng xong c\u00f4ng tr\u01b0\u1eddng, ph\u1ea3i b\u1ea3o \u0111\u1ea3m sao cho ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng c\u00f4ng v\u1ee5 n\u00e0y kh\u00f4ng t\u1ed3i h\u01a1n l\u00fac ban \u0111\u1ea7u. N\u1ebfu \u0111\u01b0\u1eddng c\u00f4ng v\u1ee5 b\u1ecb h\u01b0 h\u1ecfng v\u00ec xe c\u1ed9 c\u1ee7a Nh\u00e0 th\u1ea7u th\u00ec \u0111\u01a1n v\u1ecb thi c\u00f4ng ph\u1ea3i t\u1ef1 b\u1ecf ti\u1ec1n ra s\u1eeda ch\u1eefa \u0111\u1ebfn m\u1ee9c t\u1ed1i thi\u1ec3u ph\u1ea3i tr\u1edf v\u1ec1 t\u00ecnh tr\u1ea1ng ban \u0111\u1ea7u.<\/p>\n

PH\u1ea6N V.\u00a0<\/strong>V\u1eacT LI\u1ec6U S\u1eec D\u1ee4NG TRONG C\u00d4NG TR\u01af\u1edcNG<\/strong><\/span><\/h4>\n

T\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o c\u00f4ng tr\u01b0\u1eddng \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng b\u1eb1ng c\u00e1ch xem x\u00e9t ngu\u1ed3n g\u1ed1c, ch\u1ee9ng ch\u1ec9 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 l\u00e0m c\u00e1c th\u00ed nghi\u1ec7m ki\u1ec3m tra x\u00e1c \u0111\u1ecbnh c\u00e1c ch\u1ec9 ti\u00eau c\u01a1 l\u00fd. Sau \u0111\u00f3 tr\u00ecnh cho Ch\u1ee7 \u0111\u1ea7u t\u01b0, t\u01b0 v\u1ea5n gi\u00e1m s\u00e1t \u0111\u1ed3ng \u00fd cho ph\u00e9p m\u1edbi \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng.<\/p>\n

I. V\u1eacT LI\u1ec6U \u0110\u1ea4T \u0110\u1eaeP N\u1ec0N.<\/strong><\/span><\/h5>\n

– Ngu\u1ed3n cung c\u1ea5p: t\u1ea1i Th\u1ea1ch Ng\u1ecdc v\u00e0 c\u00e1c m\u1ecf trong v\u00f9ng \u0111\u1ea3m b\u1ea3o c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt c\u01a1 l\u00fd.<\/p>\n

Ngo\u00e0i ra, c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng v\u1eadt li\u1ec7u \u0111\u1ea5t t\u1ea1i c\u00e1c m\u1ecf g\u1ea7n n\u1ebfu \u0111\u1ea5t t\u1ea1i \u0111\u00f3 n\u1eb1m trong lo\u1ea1i v\u1eadt li\u1ec7u th\u1ec3 hi\u1ec7n trong b\u1ea3ng \u0111\u01b0\u1ee3c \u0111\u01b0a ra trong ch\u1ec9 d\u1eabn k\u1ef9 thu\u1eadt, bao g\u1ed3m:<\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n
\n

Lo\u1ea1i \u0111\u1ea5t<\/p>\n<\/td>\n

\n

T\u1ef7 l\u1ec7 h\u1ea1t c\u00e1t (20.05mm) theo % kh\u1ed1i l\u01b0\u1ee3ng<\/p>\n<\/td>\n

\n

Ch\u1ec9 s\u1ed1 d\u1ebbo<\/p>\n<\/td>\n<\/tr>\n

\n

\u00e1 c\u00e1t nh\u1eb9, h\u1ea1t to<\/p>\n<\/td>\n

\n

>50%<\/p>\n<\/td>\n

\n

1-7<\/p>\n<\/td>\n<\/tr>\n

\n

\u00e1 c\u00e1t nh\u1eb9<\/p>\n<\/td>\n

\n

>50%<\/p>\n<\/td>\n

\n

1-7<\/p>\n<\/td>\n<\/tr>\n

\n

\u00e1 c\u00e1t nh\u1eb9<\/p>\n<\/td>\n

\n

>50%<\/p>\n<\/td>\n

\n

1-7<\/p>\n<\/td>\n<\/tr>\n

\n

\u00e1 s\u00e9t n\u1eb7ng<\/p>\n<\/td>\n

\n

>40%<\/p>\n<\/td>\n

\n

12-17<\/p>\n<\/td>\n<\/tr>\n

\n

S\u00e9t nh\u1eb9<\/p>\n<\/td>\n

\n

>40%<\/p>\n<\/td>\n

\n

17-27<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

– V\u1eadt li\u1ec7u \u0111\u1ea5t \u0111\u1eafp ph\u1ea3i b\u1ea3o \u0111\u1ea3m tu\u00e2n theo qui ph\u1ea1m c\u00f4ng t\u00e1c \u0111\u1ea5t TCVN-4447-87.<\/p>\n

– V\u1eadt li\u1ec7u \u0111\u1ea5t \u0111\u1eafp kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eabn h\u1eefu c\u01a1, c\u1ecf r\u00e1c, c\u00e1c ho\u00e1 ch\u1ea5t \u0111\u1ed9c h\u1ea1i. N\u00f3 ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1c ch\u1ec9 ti\u00eau c\u01a1 l\u00fd.<\/p>\n

– \u0110\u1ed1i v\u1edbi l\u1edbp v\u1eadt li\u1ec7u d\u00e0y 30cm tr\u00ean m\u1eb7t n\u1ec1n \u0111\u1eafp (d\u01b0\u1edbi k\u1ebft c\u1ea5u \u00e1o \u0111\u01b0\u1eddng): v\u1eadt li\u1ec7u \u0111\u1ea5t \u0111\u1eafp ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ecdc k\u1ef9 l\u01b0\u1ee1ng theo \u0111\u00fang c\u00e1c ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt quy \u0111\u1ecbnh cho l\u1edbp \u0111\u1ea5t c\u00f3 \u0111\u1ed9 \u0111\u1ea7m ch\u1eb7t K>0.98 theo \u0111\u1ea7m n\u00e9n c\u1ea3i ti\u1ebfn v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n sau:<\/p>\n

* Gi\u1edbi h\u1ea1n ch\u1ea3y\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u1ed1i \u0111a 55<\/p>\n

* Ch\u1ec9 s\u1ed1 d\u1ebbo\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u1ed1i \u0111a 18<\/p>\n

* CBR ( ng\u00e2m 4 ng\u00e0y)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u1ed1i thi\u1ec3u 7%<\/p>\n

* K\u00edch c\u1ee1 h\u1ea1t cho ph\u00e9p\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 100% l\u1ecdt s\u00e0ng 90mm.<\/p>\n

– \u0110\u00e1, b\u00ea t\u00f4ng v\u1ee1, g\u1ea1ch v\u1ee1 ho\u1eb7c c\u00e1c v\u1eadt li\u1ec7u r\u1eafn kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p r\u1ea3i tr\u00ean n\u1ec1n \u0111\u1eafp \u1edf nh\u1eefng ch\u1ed7 c\u1ea7n ph\u1ea3i \u0111\u00f3ng c\u1ecdc.<\/p>\n

– Kh\u00f4ng s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i \u0111\u1ea5t sau \u0111\u1ec3 \u0111\u1eafp n\u1ec1n \u0111\u01b0\u1eddng: \u0111\u1ea5t mu\u1ed1i, \u0111\u1ea5t c\u00e1t – \u0111\u1ea5t c\u00f3 ch\u1ee9a nhi\u1ec1u mu\u1ed1i v\u00e0 th\u1ea1ch cao (t\u1ef7 l\u1ec7 mu\u1ed1i v\u00e0 th\u1ea1ch cao tr\u00ean 5%), \u0111\u1ea5t b\u00f9n, \u0111\u1ea5t m\u00f9n v\u00e0 c\u00e1c lo\u1ea1i \u0111\u1ea5t m\u00e0 theo \u0111\u00e1nh gi\u00e1 c\u1ee7a T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t n\u00f3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u1ec1n \u0111\u1eafp sau n\u00e0y.<\/p>\n

– \u0110\u1ed1i v\u1edbi \u0111\u1ea5t s\u00e9t (c\u00f3 th\u00e0nh ph\u1ea7n h\u1ea1t s\u00e9t d\u01b0\u1edbi 50%) \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m v\u1eadt li\u1ec7u \u0111\u1eafp \u1edf nh\u1eefng n\u01a1i n\u1ec1n \u0111\u01b0\u1eddng kh\u00f4 r\u00e1o, kh\u00f4ng b\u1ecb ng\u1eadp n\u01b0\u1edbc, ch\u00e2n \u0111\u01b0\u1eddng tho\u00e1t n\u01b0\u1edbc nhanh, cao \u0111\u1ed9 \u0111\u1eafp n\u1ec1n t\u1eeb 0,8m \u0111\u1ebfn d\u01b0\u1edbi 2m.<\/p>\n

– T\u1ed1t nh\u1ea5t n\u00ean d\u00f9ng m\u1ed9t lo\u1ea1i \u0111\u1ea5t \u0111\u1eafp cho m\u1ed9t \u0111o\u1ea1n n\u1ec1n \u0111\u1eafp. N\u1ebfu thi\u1ebfu \u0111\u1ea5t m\u00e0 ph\u1ea3i d\u00f9ng hai lo\u1ea1i \u0111\u1ea5t d\u1ec5 th\u1ea5m n\u01b0\u1edbc v\u00e0 kh\u00f3 th\u1ea5m n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1eafp th\u00ec l\u01b0u \u00fd \u0111\u1ebfn c\u00f4ng t\u00e1c tho\u00e1t n\u01b0\u1edbc c\u1ee7a v\u1eadt li\u1ec7u \u0111\u1eafp n\u1ec1n \u0111\u01b0\u1eddng. Kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ea5t kh\u00f3 tho\u00e1t n\u01b0\u1edbc bao quanh b\u1ecbt k\u00edn l\u1edbp \u0111\u1ea5t d\u1ec5 tho\u00e1t n\u01b0\u1edbc.<\/p>\n

– C\u1ea7n x\u1eed l\u00fd \u0111\u1ed9 \u1ea9m c\u1ee7a \u0111\u1ea5t \u0111\u1eafp tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh \u0111\u1eafp c\u00e1c l\u1edbp cho n\u1ec1n \u0111\u01b0\u1eddng. \u0110\u1ed9 \u1ea9m c\u1ee7a c\u00e1c l\u1edbp \u0111\u1ea5t c\u00e0ng g\u1ea7n \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t c\u00e0ng t\u1ed1t (T\u1eeb 90 \u0111\u1ebfn 110% c\u1ee7a \u0111\u1ed9 \u1ea9m t\u1ed1i \u01b0u Wo). N\u1ebfu \u0111\u1ea5t qu\u00e1 \u1ea9m th\u00ec ph\u1ea3i ph\u01a1i cho \u0111\u1ea5t kh\u00f4 b\u1edbt, n\u1ebfu \u0111\u1ea5t qu\u00e1 kh\u00f4 ph\u1ea3i ti\u1ebfn h\u00e0nh t\u01b0\u1edbi th\u00eam n\u01b0\u1edbc tr\u01b0\u1edbc khi lu l\u00e8n.<\/p>\n

II. \u0110\u00c1 H\u1ed8C KH\u1ed0I X\u00c2Y<\/strong><\/span><\/h5>\n

+ Ngu\u1ed3n cung c\u1ea5p: khai th\u00e1c t\u1ea1i H\u1ed3ng L\u0129nh<\/p>\n

+ \u0110\u00e1 ph\u1ea3i tu\u00e2n th\u1ee7 theo TCVN – 1771 – 86.<\/p>\n

+ V\u1ec1 c\u01b0\u1eddng \u0111\u1ed9: \u0111\u00e1 ph\u1ea3i \u0111\u1ea1t c\u1ea5p 3 tr\u1edf l\u00ean, c\u01b0\u1eddng \u0111\u1ed9 n\u00e9n t\u1ed1i thi\u1ec3u ph\u1ea3i \u0111\u1ea1t Rn<\/sub> \u00b3\u00a0 600 daN\/cm2<\/sup> tr\u1edf l\u00ean.<\/p>\n

+ Kh\u1ed1i l\u01b0\u1ee3ng vi\u00ean \u0111\u00e1 t\u1ed1i thi\u1ec3u 0,003m3<\/sup> (kh\u00f4ng k\u1ec3 \u0111\u00e1 ch\u00e8n).<\/p>\n

+ H\u00ecnh d\u00e1ng: chi\u1ec1u cao, chi\u1ec1u r\u1ed9ng, chi\u1ec1u d\u00e0i vi\u00ean \u0111\u00e1 ph\u1ea3i \u0111\u1ea3m b\u1ea3o theo thi\u1ebft k\u1ebf y\u00eau c\u1ea7u. T\u1ed1i thi\u1ec3u c\u00f3 4 m\u1eb7t c\u1ee7a \u0111\u00e1 l\u00e0 m\u1eb7t t\u00e1ch ra t\u1eeb \u0111\u00e1 l\u1edbn. Vi\u00ean \u0111\u00e1 ph\u1ea3i kh\u00f4ng r\u1ea1n n\u1ee9t, \u0111\u1eb7c, ch\u1eafc, kh\u00f4ng c\u00f3 g\u00e2n, th\u1edb, kh\u00f4ng b\u1ecb phong ho\u00e1.<\/p>\n

+ Tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o x\u00e2y, vi\u00ean \u0111\u00e1 ph\u1ea3i s\u1ea1ch \u0111\u1ea5t.<\/p>\n

III. C\u1ea4P PH\u1ed0I \u0110\u00c1 D\u0102M .<\/strong><\/span><\/h5>\n

C\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p c\u1ed1t li\u1ec7u, s\u1ea3n ph\u1ea9m c\u1ee7a m\u1ed9t d\u00e2y chuy\u1ec1n c\u00f4ng ngh\u1ec7 nghi\u1ec1n \u0111\u00e1, c\u00f3 c\u1ea5u tr\u00fac th\u00e0nh ph\u1ea7n h\u1ea1t theo nguy\u00ean l\u00fd c\u1ea5p ph\u1ed1i ch\u1eb7t li\u00ean t\u1ee5c.<\/p>\n

Ngu\u1ed3n cung c\u1ea5p: khai th\u00e1c t\u1ea1i TX H\u1ed3ng L\u0129nh<\/p>\n

V\u1eadt li\u1ec7u d\u00f9ng cho c\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m bao g\u1ed3m nh\u1eefng m\u1ea3nh \u0111\u00e1 nghi\u1ec1n s\u1ea1ch, c\u1ee9ng, b\u1ec1n v\u1eefng, c\u00f3 c\u1ea1nh s\u1eafc, kh\u00f4ng c\u00f3 qu\u00e1 nhi\u1ec1u \u0111\u00e1 d\u1eb9t v\u00e0 d\u00e0i, v\u00e0 ch\u1ee9a \u00edt \u0111\u00e1 m\u1ec1m x\u1ed1p, phong ho\u00e1 n\u1ee9t r\u1ea1n, ch\u1ee9a \u00edt b\u1ee5i v\u00e0 ch\u1ea5t h\u1eefu c\u01a1 kh\u00e1c.<\/p>\n

V\u1eadt li\u1ec7u thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch nghi\u1ec1n khi c\u00f3 y\u00eau c\u1ea7u c\u1ee7a ch\u1ee7 \u0111\u1ea7u t\u01b0 v\u00e0 TVGS th\u00ec tr\u01b0\u1edbc ti\u00ean ph\u1ea3i \u0111\u01b0\u1ee3c s\u00e0ng sao cho \u00edt nh\u1ea5t 80% theo tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u gi\u1eef l\u1ea1i tr\u00ean s\u00e0ng 4,75mm v\u00e0 c\u00e1c vi\u00ean \u0111\u00e1 c\u00f3 \u00edt nh\u1ea5t 1 m\u1eb7t v\u1ee1 do m\u00e1y g\u00e2y ra.<\/p>\n

V\u1eadt li\u1ec7u CP\u0110D ph\u1ea3i tho\u1ea3 m\u00e3n c\u00e1c ch\u1ec9 ti\u00eau sau:<\/p>\n

(1) Th\u00e0nh ph\u1ea7n h\u1ea1t ( Th\u00ed nghi\u1ec7m theo TCVN 4198-95).<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

K\u00edch c\u1ee1 l\u1ed7 s\u00e0ng vu\u00f4ng (mm)<\/p>\n<\/td>\n

\n

T\u1ef7 l\u1ec7 % l\u1ecdt qua s\u00e0ng ( b\u1eb1ng tr\u1ecdng l\u01b0\u1ee3ng)<\/p>\n<\/td>\n<\/tr>\n

<\/td>\n\n

Dmax =50mm<\/p>\n<\/td>\n

\n

Dmax =37.5mm<\/p>\n<\/td>\n

\n

Dmax =25mm<\/p>\n<\/td>\n

\n

Ghi ch\u00fa<\/p>\n<\/td>\n<\/tr>\n

\n

50<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

<\/td>\n<\/td>\n\n

E\u0111h<\/sub>=3500 v\u1edbi l\u1edbp tr\u00ean. E\u0111h<\/sub>=2500 v\u1edbi l\u1edbp d\u01b0\u1edbi<\/p>\n<\/td>\n<\/tr>\n

\n

37.5<\/p>\n<\/td>\n

\n

70-100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

<\/td>\n<\/tr>\n
\n

25<\/p>\n<\/td>\n

\n

50-85<\/p>\n<\/td>\n

\n

72-100<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n<\/tr>\n

\n

12.5<\/p>\n<\/td>\n

\n

30-65<\/p>\n<\/td>\n

\n

38-69<\/p>\n<\/td>\n

\n

50-85<\/p>\n<\/td>\n<\/tr>\n

\n

4.75<\/p>\n<\/td>\n

\n

22-50<\/p>\n<\/td>\n

\n

26-55<\/p>\n<\/td>\n

\n

35-65<\/p>\n<\/td>\n<\/tr>\n

\n

2.0<\/p>\n<\/td>\n

\n

15-40<\/p>\n<\/td>\n

\n

19-43<\/p>\n<\/td>\n

\n

25-50<\/p>\n<\/td>\n<\/tr>\n

\n

0.475<\/p>\n<\/td>\n

\n

8-20<\/p>\n<\/td>\n

\n

9-24<\/p>\n<\/td>\n

\n

15-30<\/p>\n<\/td>\n<\/tr>\n

\n

0.075<\/p>\n<\/td>\n

\n

2-8<\/p>\n<\/td>\n

\n

2-10<\/p>\n<\/td>\n

\n

5-15<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/div>\n

 <\/p>\n

T\u1ef7 l\u1ec7 c\u00e1c h\u1ea1t l\u1ecdt s\u00e0ng 0.075mm kh\u00f4ng \u0111\u01b0\u1ee3c l\u1edbn h\u01a1n 2\/3 t\u1ef7 l\u1ec7 th\u00e0nh ph\u1ea7n h\u1ea1t l\u1ecdt s\u00e0ng 0.425mm ( AAASHTO M 147-65).<\/p>\n

Th\u00e0nh ph\u1ea7n h\u1ea1t theo quy \u0111\u1ecbnh tr\u00ean \u0111\u00e2y l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c c\u1ed1t li\u1ec7u c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang \u0111\u1ed3ng nh\u1ea5t, ph\u1ea7n tr\u0103m l\u1ecdt qua c\u00e1c lo\u1ea1i s\u00e0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e9p hi\u1ec7u ch\u1ec9nh n\u1ebfu c\u00f3 c\u1ed1t li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang kh\u00e1c nhau.<\/p>\n

(2) Ch\u1ec9 ti\u00eau LA ( Th\u00ed nghi\u1ec7m theo AASHTO T96)<\/p>\n\n\n\n\n\n\n\n\n
\n

Lo\u1ea1i I<\/p>\n<\/td>\n

\n

Lo\u1ea1i t\u1ea7ng m\u1eb7t<\/p>\n<\/td>\n

\n

M\u00f3ng tr\u00ean<\/p>\n<\/td>\n

\n

M\u00f3ng d\u01b0\u1edbi<\/p>\n<\/td>\n<\/tr>\n

\n

C\u1ea5p cao A1<\/p>\n<\/td>\n

\n

\u00a330<\/p>\n<\/td>\n

\n

Kh\u00f4ng d\u00f9ng<\/p>\n<\/td>\n<\/tr>\n

\n

C\u1ea5p cao A2<\/p>\n<\/td>\n

\n

\u00a335<\/p>\n<\/td>\n

\n

Kh\u00f4ng d\u00f9ng<\/p>\n<\/td>\n<\/tr>\n

\n

Lo\u1ea1i II<\/p>\n<\/td>\n

\n

C\u1ea5p cao A1<\/p>\n<\/td>\n

\n

Kh\u00f4ng d\u00f9ng<\/p>\n<\/td>\n

\n

\u00a335<\/p>\n<\/td>\n<\/tr>\n

\n

C\u1ea5p cao A2<\/p>\n<\/td>\n

\n

\u00a335<\/p>\n<\/td>\n

\n

\u00a340<\/p>\n<\/td>\n<\/tr>\n

\n

C\u1ea5p th\u1ea5p B1<\/p>\n<\/td>\n

\n

\u00a340<\/p>\n<\/td>\n

\n

\u00a350<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

(3) Ch\u1ec9 ti\u00eau Attenberg ( Th\u00ed nghi\u1ec7m theo AAASHTO T89 v\u00e0 AASHTO T90)<\/p>\n\n\n\n\n\n
\n

Lo\u1ea1i c\u1ea5p ph\u1ed1i<\/p>\n<\/td>\n

\n

Gi\u1edbi h\u1ea1n ch\u1ea3y (LL)<\/p>\n<\/td>\n

\n

Ch\u1ec9 s\u1ed1 d\u1ebbo(PI)<\/p>\n<\/td>\n<\/tr>\n

\n

Lo\u1ea1i I<\/p>\n<\/td>\n

\n

Kh\u00f4ng l\u1edbn h\u01a1n 25<\/p>\n<\/td>\n

\n

Kh\u00f4ng l\u1edbn h\u01a1n 4<\/p>\n<\/td>\n<\/tr>\n

\n

Lo\u1ea1i II<\/p>\n<\/td>\n

\n

Kh\u00f4ng l\u1edbn h\u01a1n 25<\/p>\n<\/td>\n

\n

Kh\u00f4ng l\u1edbn h\u01a1n 6<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/div>\n

(4) \u0110\u01b0\u01a1ng l\u01b0\u1ee3ng c\u00e1t – Ch\u1ec9 ti\u00eau ES( Th\u00ed nghi\u1ec7m theo ASTM 2419-79)<\/p>\n\n\n\n\n
\n

Lo\u1ea1i I<\/p>\n<\/td>\n

\n

ES>35<\/p>\n<\/td>\n<\/tr>\n

\n

Lo\u1ea1i II<\/p>\n<\/td>\n

\n

ES>30<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

(5) Ch\u1ec9 ti\u00eau CBR ( Th\u00ed nghi\u1ec7m theo AASHTO T193-81)<\/p>\n\n\n\n\n
\n

Lo\u1ea1i I<\/p>\n<\/td>\n

\n

CBR \u00b380 v\u1edbi K=0.98, ng\u00e2m n\u01b0\u1edbc 4 ng\u00e0y \u0111\u00eam<\/p>\n<\/td>\n<\/tr>\n

\n

Lo\u1ea1i II<\/p>\n<\/td>\n

\n

CBR \u00b360 v\u1edbi K=0.98, ng\u00e2m n\u01b0\u1edbc 4 ng\u00e0y \u0111\u00eam<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

(6) H\u00e0m l\u01b0\u1ee3ng h\u1ea1t d\u1eb9t ( Th\u00ed nghi\u1ec7m theo 22TCN 57-84)<\/p>\n\n\n\n\n
\n

Lo\u1ea1i I<\/p>\n<\/td>\n

\n

Kh\u00f4ng qu\u00e1 12%<\/p>\n<\/td>\n<\/tr>\n

\n

Lo\u1ea1i II<\/p>\n<\/td>\n

\n

Kh\u00f4ng qu\u00e1 15%<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

C\u00e1c y\u00eau c\u1ea7u kh\u00e1c: v\u1eadt li\u1ec7u cho c\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m c\u00f3 gi\u1edbi h\u1ea1n ch\u1ea3y kh\u00f4ng qu\u00e1 25 v\u00e0 ch\u1ec9 s\u1ed1 d\u1ebbo theo quy \u0111\u1ecbnh cho c\u00e1c l\u1edbp m\u00f3ng khi th\u00ed nghi\u1ec7m tho AASHTO T89 v\u00e0 AASHTO T90; CBR ng\u00e2m n\u01b0\u1edbc 4 ng\u00e0y l\u00e0 \u00b3 80 v\u1edbi l\u1edbp tr\u00ean v\u00e0 l\u00e0 \u00b3 60 v\u1edbi l\u1edbp d\u01b0\u1edbi, m\u00f4 \u0111uyn \u0111\u00e0n h\u1ed3i E\u0111h<\/sub>=3500daN\/cm2<\/sup> v\u1edbi l\u1edbp tr\u00ean v\u00e0 t\u1ed1i thi\u1ec3u l\u00e0 2500 daN\/cm2<\/sup> v\u1edbi c\u00e1c l\u1edbp d\u01b0\u1edbi.<\/p>\n

 <\/p>\n

IV. \u0110\u00c1 D\u0102M TI\u00caU CHU\u1ea8N.<\/strong><\/span><\/h5>\n

+ Ngu\u1ed3n cung c\u1ea5p: khai t\u00e1c t\u1ea1i TX H\u1ed3ng L\u0129nh<\/p>\n

+ \u0110\u00e1 ph\u1ea3i tu\u00e2n th\u1ee7 theo TCVN \u2013 1771 \u2013 86.<\/p>\n

+ C\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a \u0111\u00e1 \u0111\u0103m ph\u1ea3i \u0111\u1ea1t Rn<\/sub> >= 800 daN\/cm2<\/sup>.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng c\u1ee7a h\u1ea1t d\u1eb9t <= 3.5 % theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng c\u1ee7a h\u1ea1t m\u1ec1m y\u1ebfu <= 10% theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng s\u00e9t, b\u00f9n b\u1ee5i <=2% theo kh\u1ed1i l\u01b0\u1ee3ng (x\u00e1c \u0111\u1ecbnh theo ph\u01b0\u01a1ng ph\u00e1p r\u1eeda), h\u00e0m l\u01b0\u1ee3ng h\u1ea1t s\u00e9t v\u00f3n c\u1ee5c <= 0.25% theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

+ C\u1ed1t li\u1ec7u \u0111\u00e1 d\u0103m c\u00e1c lo\u1ea1i: 4x6cm, 2x4cm, 1x2cm, 0.5×1 cm ph\u1ea3i c\u00f3 th\u00e0nh ph\u1ea7n h\u1ea1t b\u1ea3o \u0111\u1ea3m y\u00eau c\u1ea7u theo qui \u0111\u1ecbnh. V\u00ed d\u1ee5 lo\u1ea1i \u0111\u00e1 1×2 th\u00ec th\u00e0nh ph\u1ea7n h\u1ea1t ph\u1ea3i nh\u01b0 sau:<\/p>\n\n\n\n\n
\n

T\u00ean s\u00e0ng (mm)<\/p>\n<\/td>\n

\n

25<\/p>\n<\/td>\n

\n

19<\/p>\n<\/td>\n

\n

12.5<\/p>\n<\/td>\n

\n

9.5<\/p>\n<\/td>\n

\n

4.75<\/p>\n<\/td>\n

\n

2.35<\/p>\n<\/td>\n<\/tr>\n

\n

T\u1ec9 l\u1ec7 % l\u1ecdt s\u00e0ng, theo tr\u1ecdng l\u01b0\u1ee3ng<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

90-100<\/p>\n<\/td>\n

\n

10-30<\/p>\n<\/td>\n

\n

20-55<\/p>\n<\/td>\n

\n

0-10<\/p>\n<\/td>\n

\n

0-5<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

VI. NH\u1ef0A \u0110\u01af\u1edcNG.<\/strong><\/span><\/h5>\n

– Nh\u1ef1a \u0111\u01b0\u1eddng s\u1eed d\u1ee5ng l\u00e0 lo\u1ea1i nh\u1ef1a \u0111\u1eb7c c\u00f3 ngu\u1ed3n g\u1ed1c d\u1ea7u m\u1ecf. Nh\u1ef1a ph\u1ea3i \u0111\u1ed3ng nh\u1ea5t, kh\u00f4ng l\u1eabn n\u01b0\u1edbc, t\u1ea1p ch\u1ea5t v\u00e0 kh\u00f4ng s\u1ee7i b\u1ecdt khi \u0111un n\u00f3ng \u0111\u1ebfn 1740<\/sup>C v\u00e0 ph\u1ea3i \u0111\u1ea1t c\u00e1c ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt theo 22 TCN 279-2001 v\u00e0 22 TCN 249-98.<\/p>\n

– Tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng nh\u1ef1a ph\u1ea3i c\u00f3 h\u1ed3 s\u01a1 v\u1ec1 c\u00e1c ch\u1ec9 ti\u00eau k\u1ef9 thu\u1eadt c\u1ee7a nh\u1ef1a (do n\u01a1i s\u1ea3n xu\u1ea5t v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m h\u1ee3p chu\u1ea9n cung c\u1ea5p).<\/p>\n

– M\u1ed7i l\u00f4 nh\u1ef1a g\u1eedi \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng ph\u1ea3i k\u00e8m theo gi\u1ea5y ch\u1ee9ng nh\u1eadn c\u1ee7a nh\u00e0 ch\u1ebf t\u1ea1o v\u00e0 m\u1ed9t b\u1ea3n b\u00e1o c\u00e1o th\u00ed nghi\u1ec7m gi\u1edbi thi\u1ec7u l\u00f4 h\u00e0ng, th\u1eddi gian g\u1eedi h\u00e0ng, ho\u00e1 \u0111\u01a1n mua, tr\u1ecdng l\u01b0\u1ee3ng t\u1ecbnh v\u00e0 c\u00e1c k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m, c\u00e1c ch\u1ec9 ti\u00eau quy \u0111\u1ecbnh trong 22TCN 249 – 98. M\u1eabu c\u1ee7a l\u00f4 ph\u1ea3i tr\u00ecnh l\u00ean ch\u1ee7 \u0111\u1ea7u t\u01b0 v\u00e0 K\u1ef9 s\u01b0 TVGS \u00edt nh\u1ea5t tr\u01b0\u1edbc 28 ng\u00e0y tr\u01b0\u1edbc khi Nh\u00e0 th\u1ea7u s\u1eed d\u1ee5ng l\u00f4 h\u00e0ng.<\/p>\n

VII. C\u00c1T V\u00c0NG, C\u1ed0T LI\u1ec6U B\u00ca T\u00d4NG.<\/strong><\/span><\/h5>\n

+ Ngu\u1ed3n cung c\u1ea5p: l\u1ea5y t\u1ea1i TX H\u1ed3ng L\u0129nh.<\/p>\n

+ C\u00e1t ph\u1ea3i tu\u00e2n th\u1ee7 theo TCVN \u2013 1770 \u2013 86.<\/p>\n

+ M\u00f4 \u0111uyn \u0111\u1ed9 l\u1edbn c\u1ee7a c\u00e1t v\u00e0ng l\u00e0 (Mk<\/sub>) >= 2.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng c\u00e1c b\u00f9n s\u00e9t: kh\u00f4ng qu\u00e1 2% theo kh\u1ed1i l\u01b0\u1ee3ng, h\u00e0m l\u01b0\u1ee3ng h\u1ea1t s\u00e9t v\u00f3n c\u1ee5c kh\u00f4ng qu\u00e1 0.25% theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng h\u1ea1t l\u1edbn, c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 5-10mm, kh\u00f4ng l\u1edbn h\u01a1n 5% theo tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng mu\u1ed1i sunphat SO3<\/sub> <= 1%.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng mica < 1%.<\/p>\n

+ H\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t h\u1eefu c\u01a1 th\u1eed theo ph\u01b0\u01a1ng ph\u00e1p so m\u1ea7u kh\u00f4ng s\u1eabm h\u01a1n m\u1ea7u dung d\u1ecbch tr\u00ean c\u00e1t.<\/p>\n

+ C\u00e1t d\u00f9ng \u0111\u1ed5 b\u00ea t\u00f4ng c\u00f3 c\u1ee1 h\u1ea1t l\u1edbn nh\u1ea5t l\u00e0 4,2 mm.<\/p>\n

+ N\u1ebfu c\u00e1t qu\u00e1 b\u1ea9n, v\u01b0\u1ee3t qu\u00e1 ti\u00eau chu\u1ea9n tr\u00ean th\u00ec ph\u1ea3i r\u1eeda tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n

+ Th\u00e0nh ph\u1ea7n c\u1ea5p ph\u1ed1i c\u1ee7a c\u00e1t c\u00f3 th\u1ec3 theo b\u1ea3ng sau: AASHTO-T21<\/p>\n

 <\/p>\n\n\n\n\n
\n

T\u00ean s\u00e0ng (mm)<\/p>\n<\/td>\n

\n

9.5<\/p>\n<\/td>\n

\n

4.76<\/p>\n<\/td>\n

\n

N0<\/sup>16<\/p>\n<\/td>\n

\n

N0<\/sup>50<\/p>\n<\/td>\n

\n

N0<\/sup>100 (0.15)<\/p>\n<\/td>\n<\/tr>\n

\n

T\u1ef7 l\u1ec7 % l\u1ecdt s\u00e0ng, theo tr\u1ecdng l\u01b0\u1ee3ng<\/p>\n<\/td>\n

\n

100<\/p>\n<\/td>\n

\n

95-100<\/p>\n<\/td>\n

\n

45-80<\/p>\n<\/td>\n

\n

10-30<\/p>\n<\/td>\n

\n

2-19<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

VIII. N\u01af\u1edaC D\u00d9NG THI C\u00d4NG.<\/strong><\/span><\/h5>\n

+ N\u01b0\u1edbc d\u00f9ng thi c\u00f4ng ph\u1ea3i l\u00e0 n\u01b0\u1edbc s\u1ea1ch, kh\u00f4ng l\u1eabn t\u1ea1p ch\u1ea5t, kh\u00f4ng ho\u00e0 tan c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i. Ph\u1ea3i tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n TCVN 4506 \u2013 87.<\/p>\n

+ Ngu\u1ed3n n\u01b0\u1edbc s\u1eed d\u1ee5ng ph\u1ea3i \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n gi\u00e1m s\u00e1t ch\u1ea5p thu\u1eadn.<\/p>\n

+ C\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 n\u01b0\u1edbc s\u1eed d\u1ee5ng:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng mu\u1ed1i ho\u00e0 tan kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 3,5 mg\/l\u00edt.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1ed9 pH > 4.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng mu\u1ed1i sunphat SO4<\/sub> kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 2,7 g\/l\u00edt.<\/p>\n

+ N\u1ebfu kh\u00f4ng \u0111\u1ea1t c\u00e1c ti\u00eau chu\u1ea9n tr\u00ean th\u00ec n\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n

IX. C\u00c1T X\u00c2Y.<\/strong><\/span><\/h5>\n

+ Ngu\u1ed3n cung c\u1ea5p: khai t\u00e1c t\u1ea1i TX H\u1ed3ng L\u0129nh.<\/p>\n

+ C\u00e1t x\u00e2y ph\u1ea3i tho\u1ea3 m\u00e3n ti\u00eau chu\u1ea9n TCVN 1170 \u2013 86.<\/p>\n

+ C\u00e1t x\u00e2y c\u00f3 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt nh\u01b0 sau:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u00f4 \u0111uyn \u0111\u1ed9 l\u1edbn Mk<\/sub> = 1.5 \u2013 2.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng b\u00f9n s\u00e9t kh\u00f4ng qu\u00e1 2% theo kh\u1ed1i l\u01b0\u1ee3ng, l\u01b0\u1ee3ng s\u00e9t v\u00f3n h\u00f2n kh\u00f4ng qu\u00e1 0.25% theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng mu\u1ed1i sunph\u00e1t SO3<\/sub> kh\u00f4ng qu\u00e1 1%.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng h\u1ea1t s\u1ecfi c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 2 \u2013 5 mm kh\u00f4ng l\u1edbn h\u01a1n 5% theo tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng mi ca: kh\u00f4ng qu\u00e1 1% theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t h\u1eefu c\u01a1 theo ph\u01b0\u01a1ng ph\u00e1p so m\u00e0u kh\u00f4ng s\u1eabm h\u01a1n m\u1ea7u dung d\u1ecbch tr\u00ean c\u00e1t.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C\u00e1t m\u1ecbn d\u00f9ng \u0111\u1ec3 x\u00e2y tr\u00e1t c\u00f3 c\u1ee1 h\u1ea1t l\u1edbn nh\u1ea5t l\u00e0 1.2 mm.<\/p>\n

+ N\u1ebfu \u0111\u1ed9 s\u1ea1ch c\u1ee7a c\u00e1t kh\u00f4ng \u0111\u1ea1t th\u00ec ph\u1ea3i r\u1eeda tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n

X. V\u00c1N KHU\u00d4N:<\/strong><\/span><\/h5>\n

+ S\u1eed d\u1ee5ng v\u00e1n khu\u00f4n g\u1ed7 hay v\u00e1n khu\u00f4n th\u00e9p.<\/p>\n

+ V\u00e1n khu\u00f4n g\u1ed7: s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i g\u1ed7 \u0111\u1ecba ph\u01b0\u01a1ng. V\u00e1n khu\u00f4n th\u00e9p \u0111\u01b0\u1ee3c gia c\u00f4ng c\u0103n c\u1ee9 theo y\u00eau c\u1ea7u v\u00e0 ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng c\u1ee7a t\u1eebng h\u1ea1ng m\u1ee5c.<\/p>\n

+ G\u1ed7 x\u1ebb lo\u1ea1i 3x4cm, 4x6cm ho\u1eb7c g\u1ed7 tr\u00f2n \u0111\u1ec3 l\u00e0m c\u00e2y ch\u1ed1ng.<\/p>\n

+ V\u00e1n khu\u00f4n g\u1ed7: d\u00f9ng lo\u1ea1i g\u1ed7 v\u00e1n 3 cm gh\u00e9p k\u00edn, kh\u00edt \u0111\u1ec3 kh\u00f4ng l\u00e0m m\u1ea5t n\u01b0\u1edbc xi m\u0103ng.<\/p>\n

+ B\u1ec1 m\u1eb7t c\u00e1c t\u1ea5m v\u00e1n khu\u00f4n g\u1ed7 hay th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 l\u00e0m \u01b0\u1edbt \u0111\u1eabm tr\u01b0\u1edbc khi \u0111\u1ed5 b\u00ea t\u00f4ng v\u1edbi v\u00e1n khu\u00f4n g\u1ed7 hay d\u00f9ng d\u1ea7u ch\u1ed1ng d\u00ednh v\u1edbi v\u00e1n khu\u00f4n th\u00e9p.<\/p>\n

+ Y\u00eau c\u1ea7u vi\u1ec7c gia c\u00f4ng v\u00e1n khu\u00f4n ph\u1ea3i ch\u1eafc ch\u1eafn, \u1ed5n \u0111\u1ecbnh, kh\u00f4ng bi\u1ebfn d\u1ea1ng khi ch\u1ecbu t\u1ea3i tr\u1ecdng v\u00e0 \u00e1p l\u1ef1c ngang c\u1ee7a h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng m\u1edbi \u0111\u1ed5 c\u0169ng nh\u01b0 l\u1ef1c ch\u1ea5n \u0111\u1ed9ng khi \u0111\u1ea7m n\u00e9n. \u0110\u1ed3ng th\u1eddi vi\u1ec7c l\u1eafp \u0111\u1eb7t ph\u1ea3i t\u1ea1o \u0111i\u1ec1u ki\u1ec7n d\u1ec5 d\u00e0ng cho vi\u1ec7c th\u00e1o d\u1ee1 sau n\u00e0y.<\/p>\n

XI. XI M\u0102NG<\/strong><\/span><\/h5>\n

Xi m\u0103ng s\u1eed d\u1ee5ng trong c\u00f4ng tr\u00ecnh l\u00e0 Xi m\u0103ng trung \u01b0\u01a1ng l\u1ea5y t\u1ea1i c\u00e1c \u0111\u1ea1i l\u00fd \u1edf th\u1ecb x\u00e3 H\u1ed3ng L\u0129nh v\u1eadn chuy\u1ec3n t\u1edbi c\u00f4ng tr\u00ecnh b\u1eb1ng \u00d4t\u00f4. Xi m\u0103ng\u00a0 ph\u1ea3i tho\u1ea3 m\u00e3n c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n

Trong phi\u1ebfu ki\u1ec3m tra ph\u1ea3i c\u00f3 c\u00e1c ch\u1ec9 ti\u00eau: lo\u1ea1i, l\u00f4 s\u1ea3n ph\u1ea9m, \u0111\u1ed9 m\u1ecbn, th\u1eddi gian b\u1eaft \u0111\u1ea7u, k\u1ebft th\u00fac ninh k\u1ebft, t\u00ednh \u1ed5n \u0111\u1ecbnh th\u1ec3 t\u00edch, c\u01b0\u1eddng \u0111\u1ed9 n\u00e9n.<\/p>\n

+ C\u01b0\u1eddng \u0111\u1ed9 n\u00e9n c\u1ee7a xi m\u0103ng RX<\/sub> ph\u00f9 h\u1ee3p v\u1edbi m\u00e1c B\u00ea t\u00f4ng ch\u1ebf t\u1ea1o RB<\/sub>: RX<\/sub>\/ RB<\/sub> \u00b3 1\u0111\u1ed1i v\u1edbi b\u00ea t\u00f4ng kh\u00f4ng c\u00f3 ph\u1ee5 gia ho\u00e1 d\u1ebbo. RX<\/sub>\/ RB<\/sub> = 0.8 -1 \u0111\u1ed1i v\u1edbi b\u00ea t\u00f4ng c\u00f3 ph\u1ee5 gia ho\u00e1 d\u1ebbo.<\/p>\n

+ Xi m\u0103ng c\u00f3 m\u00e1c PC30 tr\u1edf l\u00ean, c\u00f3 c\u00e1c ch\u1ec9 ti\u00eau c\u01a1 l\u00fd tho\u1ea3 m\u00e3n ti\u00eau chu\u1ea9n TCVN-2682-99 \u0111\u1ed1i v\u1edbi xi m\u0103ng Po\u00f3c l\u0103ng th\u01b0\u1eddng. TCVN 6260-97 \u0111\u1ed1i v\u1edbi xi m\u0103ng Po\u00f3c l\u0103ng h\u1ed7n h\u1ee3p.<\/p>\n

+ Ng\u00e0y th\u00e1ng n\u0103m s\u1ea3n xu\u1ea5t, s\u1ed1 hi\u1ec7u xi m\u0103ng, s\u1ed1 l\u00f4 ph\u1ea3i \u0111\u01b0\u1ee3c ghi r\u00f5 r\u00e0ng tr\u00ean c\u00e1c bao ho\u1eb7c c\u00f3 gi\u1ea5y ch\u1ee9ng nh\u1eadn c\u1ee7a nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t.<\/p>\n

+ C\u00e1c bao \u0111\u1ef1ng xi m\u0103ng ph\u1ea3i k\u00edn, kh\u00f4ng r\u00e1ch th\u1ee7ng.<\/p>\n

+ Kho ch\u1ee9a \u0111\u1ef1ng xi m\u0103ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng ph\u1ea3i l\u00e0m \u0111\u00fang theo ti\u00eau chu\u1ea9n quy ph\u1ea1m \u0111\u1ec1 ra.<\/p>\n

+ Xi m\u0103ng l\u01b0u kho t\u1ea1i c\u00f4ng tr\u01b0\u1eddng kh\u00f4ng qu\u00e1 10 ng\u00e0y, th\u1eddi gian d\u1ef1 tr\u1eef xi m\u0103ng kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 1 th\u00e1ng k\u1ec3 t\u1eeb ng\u00e0y s\u1ea3n xu\u1ea5t.<\/p>\n

XII. C\u00c1C LO\u1ea0I V\u1eacT LI\u1ec6U KH\u00c1C.<\/strong><\/span><\/h5>\n

+ C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c \u0111\u01b0\u1ee3c khai th\u00e1c mua t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng (n\u1ebfu c\u00f3) hay v\u1eadn chuy\u1ec3n n\u01a1i kh\u00e1c \u0111\u1ebfn.<\/p>\n

+ C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y ph\u1ea3i \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n nh\u01b0 thi\u1ebft k\u1ebf, nh\u01b0 qui tr\u00ecnh thi c\u00f4ng \u0111\u00e3 \u0111\u1ec1 ra v\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c Ch\u1ee7 \u0111\u1ea7u t\u01b0, T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t ch\u1ea5p thu\u1eadn tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng.<\/p>\n

 <\/p>\n

PH\u1ea6N VI .\u00a0<\/strong>BI\u1ec6N PH\u00c1P THI C\u00d4NG CHI TI\u1ebeT<\/strong><\/span><\/h4>\n

CH\u01af\u01a0NG I.\u00a0<\/strong><\/span>C\u00d4NG T\u00c1C CHU\u1ea8N B\u1eca<\/span> <\/strong><\/span><\/h4>\n
1. N\u1ed8I DUNG C\u00d4NG T\u00c1C CHU\u1ea8N B\u1eca:<\/span> <\/strong><\/h5>\n

Ngay sau khi c\u00f3 quy\u1ebft \u0111\u1ecbnh tr\u00fang th\u1ea7u v\u00e0 k\u00fd h\u1ee3p \u0111\u1ed3ng v\u1edbi ch\u1ee7 \u0111\u1ea7u t\u01b0, Nh\u00e0 th\u1ea7u ti\u1ebfn h\u00e0nh tri\u1ec3n khai ngay c\u00e1c c\u00f4ng vi\u1ec7c chu\u1ea9n b\u1ecb.<\/p>\n

–\u00a0 Nh\u1eadn b\u00e0n giao m\u1eb7t b\u1eb1ng thi c\u00f4ng.<\/p>\n

–\u00a0 Chu\u1ea9n b\u1ecb v\u1ec1 m\u1eb7t t\u1ed5 ch\u1ee9c, nh\u00e2n l\u1ef1c, m\u00e1y m\u00f3c, . .<\/p>\n

–\u00a0 X\u00e2y d\u1ef1ng l\u00e1n tr\u1ea1i thi c\u00f4ng.<\/p>\n

–\u00a0 V\u1eadn chuy\u1ec3n m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb, . . . l\u00ean c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

–\u00a0 Kh\u00f4i ph\u1ee5c v\u1ecb tr\u00ed tuy\u1ebfn, \u0111\u1ecbnh ph\u1ea1m vi thi c\u00f4ng.<\/p>\n

–\u00a0 D\u1ecdn d\u1eb9p, ph\u00e1t quang m\u1eb7t b\u1eb1ng thi c\u00f4ng.<\/p>\n

–\u00a0 B\u1ea3o \u0111\u1ea3m tho\u00e1t n\u01b0\u1edbc m\u1eb7t b\u1eb1ng thi c\u00f4ng.<\/p>\n

–\u00a0 \u0110o \u0111\u1ea1c, nghi\u1ec7m thu.<\/p>\n

Trong qu\u00e1 tr\u00ecnh thi c\u00f4ng nh\u00e0 th\u1ea7u ti\u1ebfp t\u1ee5c ph\u1ed1i h\u1ee3p ch\u1eb7t ch\u1ebd v\u1edbi Ch\u1ee7 \u0111\u1ea7u t\u01b0 trong vi\u1ec7c gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 c\u00f3 li\u00ean quan \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng c\u1ee7a c\u00f4ng tr\u00ecnh.<\/p>\n

2. C\u00c1C TH\u1ee6 T\u1ee4C:<\/strong><\/span><\/h5>\n

+ Nh\u1eadn m\u1eb7t b\u1eb1ng, nh\u1eadn tuy\u1ebfn: c\u00f9ng v\u1edbi Ch\u1ee7 \u0111\u1ea7u t\u01b0, t\u01b0 v\u1ea5n gi\u00e1m s\u00e1t, nh\u00e0 th\u1ea7u nh\u1eadn b\u00e0n giao m\u1eb7t b\u1eb1ng, b\u00e0n giao tuy\u1ebfn t\u1eeb \u0111\u01a1n v\u1ecb thi\u1ebft k\u1ebf.<\/p>\n

+ Li\u00ean h\u1ec7 v\u1edbi \u0111\u1ecba ph\u01b0\u01a1ng, c\u00e1c c\u01a1 quan qu\u1ea3n l\u00fd nh\u00e0 n\u01b0\u1edbc c\u00f3 li\u00ean quan \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c ngu\u1ed3n cung c\u1ea5p \u0111i\u1ec7n, n\u01b0\u1edbc, \u0111\u01b0\u1eddng c\u00f4ng v\u1ee5 ph\u1ee5c v\u1ee5 thi c\u00f4ng, \u0111\u0103ng k\u00fd t\u1ea1m tr\u00fa, t\u1ea1m v\u1eafng, l\u00e0m c\u00e1c th\u1ee7 t\u1ee5c \u0111\u1ea3m b\u1ea3o an ninh v\u1edbi \u0111\u1ecba ph\u01b0\u01a1ng, . . .<\/p>\n

+ L\u00e0m vi\u1ec7c v\u1edbi \u0111\u1ecba ph\u01b0\u01a1ng v\u1ec1 c\u00e1c m\u1ecf v\u1eadt li\u1ec7u c\u1ea7n khai th\u00e1c.<\/p>\n

+ L\u00ean k\u1ebf ho\u1ea1ch v\u00e0 th\u1ed1ng nh\u1ea5t v\u1edbi c\u00e1c c\u1ea5p qu\u1ea3n l\u00fd v\u1ec1 k\u1ebf ho\u1ea1ch, ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y, v\u1ec7 sinh, an to\u00e0n lao \u0111\u1ed9ng, . . .<\/p>\n

3. X\u00c2Y D\u1ef0NG L\u00c1N TR\u1ea0I, KHO B\u00c3I:<\/strong><\/span><\/h5>\n

+ Li\u00ean h\u1ec7 v\u1edbi \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u1ec3 xin ph\u00e9p v\u1ecb tr\u00ed x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh.<\/p>\n

+ San \u1ee7i \u0111\u1ec3 c\u00f3 m\u1eb7t b\u1eb1ng.<\/p>\n

+ X\u00e2y d\u1ef1ng nh\u00e0 l\u00e1n tr\u1ea1i c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

+ X\u00e2y d\u1ef1ng b\u00e3i, kho ch\u1ee9a v\u1eadt li\u1ec7u.<\/p>\n

+ Xung quanh khu kho b\u00e3i \u0111\u01b0\u1ee3c bao quanh b\u1eb1ng h\u00e0ng r\u00e0o d\u00e2y th\u00e9p B40 \u0111\u1ec3 b\u1ea3o v\u1ec7.<\/p>\n

+ B\u1ed1 tr\u00ed c\u00e1c b\u00ecnh b\u1ecdt v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 c\u1ee9u ho\u1ea3 theo k\u1ebf ho\u1ea1ch \u0111\u00e3 \u0111\u1ecbnh tr\u01b0\u1edbc \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t ph\u01b0\u01a1ng \u00e1n c\u1ee9u ho\u1ea3 khoa h\u1ecdc nh\u1ea5t.<\/p>\n

4. T\u1eacP K\u1ebeT M\u00c1Y M\u00d3C, NH\u00c2N L\u1ef0C, KI\u1ec2M TRA XEM X\u00c9T L\u1ea0I C\u00c1C NGU\u1ed2N CUNG C\u1ea4P V\u1eacT LI\u1ec6U.<\/strong><\/span><\/h5>\n

+ V\u1eadn chuy\u1ec3n m\u00e1y m\u00f3c t\u1edbi c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

+ Chuy\u1ec3n qu\u00e2n t\u1edbi c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

+ K\u00fd c\u00e1c h\u1ee3p \u0111\u1ed3ng cung c\u1ea5p v\u1eadt li\u1ec7u.<\/p>\n

M\u00e1y m\u00f3c, nh\u00e2n c\u00f4ng \u0111\u01b0a t\u1edbi c\u00f4ng tr\u01b0\u1eddng ph\u1ea3i \u0111\u1ee7 theo \u0111\u00fang k\u1ebf ho\u1ea1ch ch\u1ee7ng lo\u1ea1i v\u00e0 s\u1ed1 l\u01b0\u1ee3ng thi c\u00f4ng m\u00e0 Nh\u00e0 th\u1ea7u \u0111\u00e3 d\u1ef1 ki\u1ebfn trong h\u1ed3 s\u01a1 d\u1ef1 th\u1ea7u.<\/p>\n

5. KH\u00d4I PH\u1ee4C L\u1ea0I \u0110\u01af\u1edcNG C\u01a0 TUY\u1ebeN, H\u1ec6 TH\u1ed0NG M\u1ed0C CAO \u0110\u1ed8.<\/strong><\/span><\/h5>\n

+ Thi\u1ebft b\u1ecb: M\u00e1y k\u00ednh v\u0129, m\u00e1y thu\u1ef7 b\u00ecnh, th\u01b0\u1edbc th\u00e9p, th\u01b0\u1edbc v\u1ea3i.<\/p>\n

+ C\u0103n c\u1ee9 v\u00e0o c\u00e1c c\u1ecdc m\u1ed1c m\u00e0 \u0111\u01a1n v\u1ecb thi\u1ebft k\u1ebf \u0111\u00e3 b\u00e0n giao. Nh\u00e0 th\u1ea7u ti\u1ebfn h\u00e0nh kh\u00f4i ph\u1ee5c chi ti\u1ebft l\u1ea1i tuy\u1ebfn \u0111\u01b0\u1eddng tr\u00ean th\u1ef1c \u0111\u1ecba, \u0111\u1ecbnh ph\u1ea1m vi thi c\u00f4ng v\u00e0 \u0111\u1ed1i chi\u1ebfu h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt v\u1edbi th\u1ef1c \u0111\u1ecba.<\/p>\n

+ N\u1ed9i dung:<\/p>\n

– \u0110\u1ecbnh v\u1ecb c\u00e1c c\u1ecdc tim tuy\u1ebfn:<\/em><\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 \u0110\u1ecbnh v\u1ecb c\u00e1c c\u1ecdc c\u01a1 b\u1ea3n c\u1ee7a tuy\u1ebfn \u0111\u01b0\u1eddng: c\u1ecdc \u0111\u1ea7u tuy\u1ebfn, c\u1ecdc cu\u1ed1i tuy\u1ebfn, t\u1ea5t c\u1ea3 c\u00e1c c\u1ecdc \u0111\u1ec9nh chuy\u1ec3n h\u01b0\u1edbng, c\u00e1c c\u1ecdc x\u00e1c l\u1eadp \u0111\u01b0\u1eddng th\u1eb3ng khi chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u00f3 qu\u00e1 l\u1edbn (0.5 km –\u00a0 1 km \/ 1 c\u1ecdc).<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 \u0110\u00f3ng c\u00e1c c\u1ecdc \u0111\u01b0\u1eddng cong: T\u0110, TC, P v\u00e0 c\u00e1c c\u1ecdc chi ti\u1ebft trong \u0111\u01b0\u1eddng cong.<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 Kho\u1ea3ng c\u00e1ch c\u1eafm c\u00e1c c\u1ecdc chi ti\u1ebft trong \u0111\u01b0\u1eddng cong qui \u0111\u1ecbnh theo b\u00e1n k\u00ednh nh\u01b0 sau:<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 khi R < 100m: c\u1ee9 5 m\/1 c\u1ecdc.<\/p>\n

100<= R <= 500 m: c\u1ee9 10 m\/1 c\u1ecdc.<\/p>\n

v\u00e0 R > 500 m: c\u1ee9 20m\/1 c\u1ecdc.<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 \u0110\u00f3ng c\u00e1c c\u1ecdc l\u00fd tr\u00ecnh: c\u1ecdc Km, c\u1ecdc H.<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 \u0110\u00f3ng t\u1ea5t c\u1ea3 c\u00e1c c\u1ecdc chi ti\u1ebft c\u00f3 trong h\u1ed3 s\u01a1 tuy\u1ebfn \u0111\u01b0\u1eddng.<\/p>\n

– Thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng c\u00e1c c\u1ecdc d\u1ea5u:<\/em><\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 Trong qu\u00e1 tr\u00ecnh thi c\u00f4ng n\u1ec1n \u0111\u01b0\u1eddng c\u00e1c c\u1ecdc \u0111\u1ecbnh v\u1ecb tim tuy\u1ebfn \u0111\u01b0\u1eddng s\u1ebd b\u1ecb m\u1ea5t. Do v\u1eady c\u1ea7n ph\u1ea3i thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng c\u1ecdc \u0111\u1ecbnh v\u1ecb b\u00ean ngo\u00e0i \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho c\u00f4ng t\u00e1c ki\u1ec3m tra sau n\u00e0y.<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 C\u00e1c c\u1ecdc \u0111\u1ecbnh v\u1ecb ph\u1ea3i n\u1eb1m ngo\u00e0i ph\u1ea1m vi thi c\u00f4ng v\u00e0 \u0111\u1ea3m b\u1ea3o kh\u00f4ng \u0111\u01b0\u1ee3c m\u1ea5t m\u00e1t hay x\u00ea d\u1ecbch trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 Th\u01b0\u1eddng \u0111\u1ecbnh v\u1ecb c\u00e1c c\u1ecdc c\u01a1 b\u1ea3n c\u1ee7a tuy\u1ebfn: c\u1ecdc \u0111\u1ea7u tuy\u1ebfn, c\u1ecdc cu\u1ed1i tuy\u1ebfn, c\u00e1c c\u1ecdc \u0111\u1ec9nh chuy\u1ec3n h\u01b0\u1edbng, c\u1ecdc Km v\u00e0 c\u00e1c c\u1ecdc \u0111\u1eb7c bi\u1ec7t kh\u00e1c.<\/p>\n

– Thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng m\u1ed1c cao \u0111\u1ed9:<\/em><\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 Khi kh\u1ea3o s\u00e1t, c\u00e1c m\u1ed1c cao \u0111\u1ed9 th\u01b0\u1eddng \u0111\u1eb7t c\u00e1ch nhau v\u1edbi kho\u1ea3ng c\u00e1ch kh\u00e1 xa, t\u1eeb\u00a0\u00a0 1 – 3 Km m\u1edbi c\u00f3 1 m\u1ed1c.<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 \u0110\u1ec3 thu\u1eadn ti\u1ec7n cho qu\u00e1 tr\u00ecnh thi c\u00f4ng, c\u1ea7n thi\u1ebft l\u1eadp m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ed1c cao \u0111\u1ed9 d\u1ea7y h\u01a1n. N\u00ean \u0111\u1eb7t th\u00eam c\u00e1c m\u1ed1c cao \u0111\u1ed9 t\u1ea1i nh\u1eefng \u0111o\u1ea1n n\u1ec1n \u0111\u01b0\u1eddng \u0111\u00e0o s\u00e2u, \u0111\u1eafp cao, v\u1ecb tr\u00ed c\u00f4ng tr\u00ecnh c\u1ea7u, c\u1ed1ng …<\/p>\n

\u00a7\u00a0\u00a0\u00a0\u00a0 M\u1ed1c cao \u0111\u1ed9 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u1ea1i v\u1ecb tr\u00ed v\u1eefng ch\u1eafc, \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng khi thi c\u00f4ng.<\/p>\n

– Ghi ch\u00fa:<\/em> trong qu\u00e1 tr\u00ecnh kh\u00f4i ph\u1ee5c tuy\u1ebfn, n\u1ebfu ph\u00e1t hi\u1ec7n c\u00f3 sai kh\u00e1c so v\u1edbi h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf th\u00ec ph\u1ea3i b\u00e1o ngay cho Ch\u1ee7 \u0111\u1ea7u t\u01b0, cho T\u01b0 V\u1ea5n thi\u1ebft k\u1ebf, T\u01b0 V\u1ea5n Gi\u00e1m S\u00e1t \u0111\u1ec3 c\u00f3 gi\u1ea3i ph\u00e1p \u0111i\u1ec1u ch\u1ec9nh th\u00edch h\u1ee3p.<\/p>\n

 <\/p>\n

6. \u0110\u1ecaNH PH\u1ea0M VI THI C\u00d4NG, GI\u1ea2I TO\u1ea2, \u0110\u1ec0N B\u00d9.<\/strong><\/span><\/h5>\n

–\u00a0 Sau khi \u0111\u00e3 kh\u00f4i ph\u1ee5c \u0111\u01b0\u1ee3c h\u1ec7 th\u1ed1ng c\u1ecdc tim tuy\u1ebfn. C\u0103n c\u1ee9 v\u00e0o h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf (tr\u1eafc ngang) ta x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ph\u1ea1m vi thi c\u00f4ng, ph\u1ea1m vi \u0111\u1ec1n b\u00f9, gi\u1ea3i to\u1ea3 m\u1eb7t b\u1eb1ng. N\u1ebfu c\u00f2n nh\u1eefng t\u1ed3n t\u1ea1i th\u00ec kh\u1ea9n tr\u01b0\u01a1ng ph\u1ed1i h\u1ee3p v\u1edbi ch\u1ee7 \u0111\u1ea7u t\u01b0 l\u00e0m c\u00e1c th\u1ee7 t\u1ee5c \u0111\u1ec1n b\u00f9 gi\u1ea3i to\u1ea3 tr\u00e1nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebf ho\u1ea1ch thi c\u00f4ng.<\/p>\n

–\u00a0 Ph\u1ea1m vi gi\u1ea3i to\u1ea3 l\u1ea5y r\u1ed9ng ra m\u00e9p ch\u00e2n ta luy \u0111\u1eafp.<\/p>\n

 <\/p>\n

7. B\u1ea2O \u0110\u1ea2M THO\u00c1T N\u01af\u1edaC TRONG THI C\u00d4NG.<\/strong><\/span><\/h5>\n

+ Trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng, ph\u1ea3i ch\u00fa \u00fd \u0111\u1ea3m b\u1ea3o tho\u00e1t n\u01b0\u1edbc \u0111\u1ec3 tr\u00e1nh c\u00e1c tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng t\u1ed1t c\u00f3 th\u1ec3 x\u1ea3y ra nh\u01b0 ph\u1ea3i \u0111\u00ecnh ch\u1ec9 thi c\u00f4ng m\u1ed9t th\u1eddi gian, ph\u1ea3i l\u00e0m th\u00eam c\u00f4ng t\u00e1c m\u1edbi do m\u01b0a g\u00e2y ra ho\u1eb7c c\u00f3 khi ph\u1ea3i ph\u00e1 b\u1ecf \u0111\u1ec3 l\u00e0m l\u1ea1i.<\/p>\n

+ C\u1ea7n c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt c\u1ee5 th\u1ec3 \u0111\u1ea3m b\u1ea3o tho\u00e1t n\u01b0\u1edbc cho t\u1eebng c\u00f4ng tr\u00ecnh.<\/p>\n

V\u00ed d\u1ee5 nh\u01b0: v\u1edbi n\u1ec1n \u0111\u1eafp ph\u1ea3i \u0111\u1ea3m b\u1ea3o cho b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 c\u00f3 \u0111\u1ed9 d\u1ed1c ngang, nh\u01b0ng tr\u1ecb s\u1ed1 \u0111\u1ed9 d\u1ed1c ngang kh\u00f4ng qu\u00e1 10% \u0111\u1ec3 an to\u00e0n cho m\u00e1y m\u00f3c thi c\u00f4ng v\u00e0 xe ch\u1ea1y….<\/p>\n

 <\/p>\n

8. KI\u1ec2M TRA, NGHI\u1ec6M THU.<\/strong><\/span><\/h5>\n

Ki\u1ec3m tra, nghi\u1ec7m thu c\u00f4ng t\u00e1c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng t\u00e1c chu\u1ea9n b\u1ecb c\u1ee7a Nh\u00e0 th\u1ea7u \u0111\u00e3 th\u1ef1c hi\u1ec7n \u0111\u1ec3 l\u00e0m c\u01a1 s\u1edf thanh to\u00e1n v\u00e0 cho ph\u00e9p ti\u1ebfn h\u00e0nh giai \u0111o\u1ea1n ti\u1ebfp theo.<\/p>\n

 <\/p>\n

CH\u01af\u01a0NG II .<\/strong>THI C\u00d4NG CHI TI\u1ebeT<\/strong><\/span><\/h4>\n
I.\u00a0 THI C\u00d4NG N\u1ec0N \u0110\u01af\u1edcNG.<\/strong><\/span><\/h5>\n

1. \u0110\u1eafp n\u1ec1n:<\/em><\/p>\n

1.1. \u00a0\u00a0 Tr\u00ecnh t\u1ef1 thi c\u00f4ng<\/em><\/p>\n

–\u00a0\u00a0 L\u00ean ga \u0111\u01b0\u1eddng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh pham vi \u0111\u1eafp. Sau khi v\u1ec7 sinh b\u1ec1 m\u1eb7t taluy t\u1ef1 nhi\u00ean.<\/p>\n

–\u00a0\u00a0 V\u1eadn chuy\u1ec3n \u0111\u1ea5t, \u0111\u1ed5 th\u00e0nh \u0111\u1ed1ng theo c\u1ef1 ly t\u00ednh tr\u01b0\u1edbc: s\u1eed d\u1ee5ng \u00f4 t\u00f4 t\u1ef1 \u0111\u1ed5 v\u1eadn chuy\u1ec3n \u0111\u1ea5t t\u1eeb\u00a0 m\u1ecf khai th\u00e1c t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng sau khi \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00ed nghi\u1ec7m ki\u1ec3m tra v\u00e0 \u0111\u01b0\u1ee3c s\u1ef1 ch\u1ea5p thu\u1eadn c\u1ee7a TVGS.<\/p>\n

–\u00a0\u00a0 San \u1ee7i th\u00e0nh l\u1edbp m\u1ecfng n\u1eb1m ngang, d\u1ea7y kho\u1ea3ng 20cm: s\u1eed d\u1ee5ng m\u00e1y \u1ee7i \u0111\u1ec3 san g\u1ea1t v\u00e0 \u0111\u1ea7m n\u00e9n s\u01a1 b\u1ed9.<\/p>\n

–\u00a0\u00a0 Lu l\u00e8n t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u: ph\u1ea3i lu l\u00e8n l\u1edbp th\u1ee9 nh\u1ea5t t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u r\u1ed3i m\u1edbi \u0111\u01b0\u1ee3c thi c\u00f4ng ti\u1ebfp l\u1edbp th\u1ee9 hai. Lu t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u K=0,95.<\/p>\n

–\u00a0\u00a0 Ho\u00e0n thi\u1ec7n.<\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra, nghi\u1ec7m thu.<\/p>\n

1.2\u00a0\u00a0\u00a0\u00a0 V\u1eadt li\u1ec7u \u0111\u1eafp n\u1ec1n:<\/em><\/p>\n

V\u1eadt li\u1ec7u \u0111\u1eafp d\u00f9ng \u0111\u1ea5t l\u1ea5y t\u1eeb m\u1ecf \u0111\u1ecba ph\u01b0\u01a1ng. V\u1eadt li\u1ec7u Nh\u00e0 th\u1ea7u d\u1ef1 ki\u1ebfn s\u1eed d\u1ee5ng cho n\u1ec1n \u0111\u1eafp s\u1ebd \u0111\u01b0\u1ee3c th\u00ed nghi\u1ec7m v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt quy \u0111\u1ecbnh v\u00e0 tr\u00ecnh T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t ch\u1ea5p thu\u1eadn tr\u01b0\u1edbc khi \u0111\u01b0a t\u1edbi hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n

C\u00e1c y\u00eau c\u1ea7u v\u1eadt li\u1ec7u \u0111\u1ea5t \u0111\u1eafp \u0111\u00e3 \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong ph\u1ea7n v\u1eadt t\u01b0 v\u1eadt li\u1ec7u \u1edf tr\u00ean.<\/p>\n

1.3\u00a0\u00a0\u00a0\u00a0 Ph\u01b0\u01a1ng \u00e1n \u0111\u1eafp n\u1ec1n \u0111\u01b0\u1eddng:<\/em><\/p>\n

Ph\u01b0\u01a1ng \u00e1n \u0111\u1eafp \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u1edf \u0111\u00e2y l\u00e0 \u0111\u1eafp \u0111\u1ea5t theo ph\u01b0\u01a1ng \u00e1n l\u1edbp n\u1eb1m ngang. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng \u00e1n \u0111\u00fang nh\u1ea5t v\u1edbi c\u00e1c nguy\u00ean t\u1eafc tr\u00ean do v\u1eady s\u1ebd b\u1ea3m \u0111\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t. S\u1eed d\u1ee5ng m\u00e1y \u1ee7i \u1ee7i \u0111\u1ea5t th\u00e0nh t\u1eebng l\u1edbp theo chi\u1ec1u d\u1ea7y t\u00ednh to\u00e1n. V\u1ecb tr\u00ed n\u00e0o q\u00faa h\u1eb9p th\u00ec s\u1eed d\u1ee5ng nh\u00e2n c\u00f4ng \u0111\u1eafp \u0111\u1ea5t n\u1ec1n.<\/p>\n

 <\/p>\n

1.4\u00a0\u00a0\u00a0\u00a0 C\u00e1c bi\u1ec7n ph\u00e1p thi c\u00f4ng:<\/em><\/p>\n

V\u1eadt li\u1ec7u \u0111\u1eafp \u0111\u01b0\u1ee3c ch\u1edf t\u1eeb m\u1ecf v\u1eadt li\u1ec7u \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng b\u1eb1ng xe ben v\u00e0 ch\u1ea5t \u0111\u1ed1ng t\u1ea1i nh\u1eefng v\u1ecb tr\u00ed quy \u0111\u1ecbnh. C\u00e1c xe v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u ph\u1ea3i \u0111\u01b0\u1ee3c ph\u1ee7 b\u1ea1t tr\u00e1nh r\u01a1i v\u00e3i l\u00e0m \u1ea3nh h\u01b0\u1edfng t\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/p>\n

+ \u0110\u1ea5t ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eafp th\u00e0nh t\u1eebng l\u1edbp m\u1ecfng n\u1eb1m ngang. Sau khi l\u1edbp th\u1ee9 nh\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c lu l\u00e8n xong \u0111\u1ebfn \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u th\u00ec m\u1edbi \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh \u0111\u1eafp l\u1edbp th\u1ee9 hai.<\/p>\n

Chi\u1ec1u d\u1ea7y san r\u1ea3i c\u1ee7a m\u1ed7i l\u1edbp c\u0103n c\u1ee9 v\u00e0o thi\u1ebft b\u1ecb lu l\u00e8n \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh, v\u1edbi nh\u1eefng thi\u1ebft b\u1ecb lu l\u00e8n th\u00f4ng th\u01b0\u1eddng th\u00ec chi\u1ec1u d\u1eaby m\u1ed7i l\u1edbp th\u01b0\u1eddng h = 0,2 (0,15) cm – 0,3 m (ghi ch\u00fa: chi\u1ec1u d\u1ea7y sau khi \u0111\u00e3 \u0111\u1ea7m l\u00e8n ch\u1eb7t).<\/p>\n

 <\/p>\n

 <\/p>\n

+ C\u00e1c lo\u1ea1i \u0111\u1ea5t kh\u00e1c nhau ph\u1ea3i \u0111\u1eafp th\u00e0nh t\u1eebng l\u1edbp n\u1eb1m ngang kh\u00e1c nhau.<\/p>\n

– Trong m\u1ed9t l\u1edbp \u0111\u1ea5t kh\u00f4ng \u0111\u1eafp h\u1ed7n \u0111\u1ed9n, l\u1eabn l\u1ed9n nhi\u1ec1u lo\u1ea1i \u0111\u1ea5t c\u00f3 \u0111\u1ed9 tho\u00e1t n\u01b0\u1edbc kh\u00e1c nhau. Tr\u01b0\u1eddng h\u1ee3p \u0111\u1eafp \u0111\u1ea5t b\u1eb1ng h\u1ed7n h\u1ee3p c\u00e1t, \u0111\u1ea5t th\u1ecbt v\u00e0 s\u1ecfi s\u1ea1n ch\u1ec9 khi m\u1ecf v\u1eadt li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac h\u1ed7n h\u1ee3p t\u1ef1 nhi\u00ean.<\/p>\n

– N\u1ebfu \u0111\u1ea5t \u0111\u1eafp l\u00e0 lo\u1ea1i tho\u00e1t n\u01b0\u1edbc t\u1ed1t trong khi n\u1ec1n b\u00ean d\u01b0\u1edbi l\u00e0 lo\u1ea1i \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc kh\u00f3 th\u00ec b\u1ec1 m\u1eb7t l\u1edbp \u0111\u1ea5t b\u00ean d\u01b0\u1edbi ph\u1ea3i t\u1ea1o m\u1eb7t d\u1ed1c nghi\u00eang sang hai b\u00ean v\u1edbi \u0111\u1ed9 d\u1ed1c kh\u00f4ng nh\u1ecf h\u01a1n 4% \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m n\u01b0\u1edbc ng\u1ea5m v\u00e0o trong l\u1edbp \u0111\u1ea5t \u0111\u1eafp s\u1ebd tho\u00e1t \u0111\u01b0\u1ee3c ra ngo\u00e0i d\u1ec5 d\u00e0ng. N\u1ebfu \u0111\u1ea5t n\u1ec1n b\u00ean d\u01b0\u1edbi l\u00e0 lo\u1ea1i tho\u00e1t n\u01b0\u1edbc t\u1ed1t th\u00ec b\u1ec1 m\u1eb7t l\u1edbp \u0111\u1ea5t n\u1ec1n b\u00ean d\u01b0\u1edbi c\u00f3 th\u1ec3 b\u1eb1ng ph\u1eb3ng.<\/p>\n

 <\/p>\n\n\n\n\n\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n
\n
\n

>=4%<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
\n
\n

>=4%<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
\n
\n

\u0110\u1ea5t kh\u00f3 tho\u00e1t n\u01b0\u1edbc<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
\n
\n

\u0110\u1ea5t d\u1ec5 tho\u00e1t n\u01b0\u1edbc<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

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 <\/p>\n

+ Kh\u00f4ng n\u00ean d\u00f9ng \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc kh\u00f3 (\u0111\u1ea5t s\u00e9t) bao quanh, b\u1ecbt k\u00edn \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc t\u1ed1t (\u0111\u1ea5t c\u00e1t, \u00e1 c\u00e1t). Tr\u01b0\u1eddng h\u1ee3p l\u00e0m l\u1edbp \u0111\u1ea5t d\u00ednh b\u1ecdc m\u00e1i ta luy n\u1ec1n \u0111\u1eafp b\u1eb1ng c\u00e1t th\u00ec ph\u1ea3i l\u00e0m c\u00e1c r\u00e3nh tho\u00e1t n\u01b0\u1edbc ra ngo\u00e0i.<\/p>\n

+ C\u0103n c\u1ee9 v\u00e0o y\u00eau c\u1ea7u c\u01b0\u1eddng \u0111\u1ed9, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh m\u00e0 x\u1ebfp \u0111\u1eb7t c\u00e1c l\u1edbp \u0111\u1ea5t. N\u00f3i chung n\u00ean \u0111\u1eafp \u0111\u1ea5t \u1ed5n \u0111\u1ecbnh t\u1ed1t v\u1edbi n\u01b0\u1edbc \u1edf nh\u1eefng l\u1edbp tr\u00ean.<\/p>\n

+ Khi d\u00f9ng \u0111\u1ea5t s\u00e9t tho\u00e1t n\u01b0\u1edbc kh\u00f3 \u0111\u1eafp n\u1ec1n \u0111\u01b0\u1eddng v\u00e0o m\u00f9a m\u01b0a th\u00ec t\u1ed1t nh\u1ea5t l\u00e0 c\u00f3 nh\u1eefng l\u1edbp \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc t\u1ed1t d\u1ea7y 10 \u2013 20 cm n\u1eb1m ngang xen k\u1ebd v\u00e0o gi\u1eefa \u0111\u1ec3 vi\u1ec7c tho\u00e1t n\u01b0\u1edbc trong n\u1ec1n \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u1ec5 d\u00e0ng.<\/p>\n

+ Tr\u00ean tr\u1eafc d\u1ecdc, khi d\u00f9ng \u0111\u1ea5t kh\u00e1c nhau \u0111\u1eafp tr\u00ean nh\u1eefng \u0111o\u1ea1n kh\u00e1c nhau th\u00ec t\u1ea1i ch\u1ed7 n\u1ed1i ph\u1ea3i \u0111\u1eafp th\u00e0nh m\u1eb7t nghi\u00eang \u0111\u1ec3 qu\u00e1 \u0111\u1ed9 t\u1eeb t\u1eeb, tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng l\u00fan kh\u00f4ng \u0111\u1ec1u. M\u1eb7t nghi\u00eang n\u00ean \u0111\u1ec3 \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc kh\u00f3 n\u1eb1m d\u01b0\u1edbi.<\/p>\n\n\n\n\n
<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n
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Tho\u00e1t n\u01b0\u1edbc kh\u00f3<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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Tho\u00e1t n\u01b0\u1edbc d\u1ec5<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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Tr\u1eafc d\u1ecdc<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

Khi m\u1edf r\u1ed9ng n\u1ec1n \u0111\u01b0\u1eddng \u0111\u1eafp th\u00ec ph\u1ea3i theo nguy\u00ean t\u1eafc sau:<\/em><\/p>\n

+ \u0110\u1ea5t d\u00f9ng \u0111\u1ec3 \u0111\u1eafp c\u1ea1p m\u1edf r\u1ed9ng n\u1ec1n \u0111\u01b0\u1eddng t\u1ed1t nh\u1ea5t l\u00e0 c\u00f9ng lo\u1ea1i v\u1edbi \u0111\u1ea5t n\u1ec1n \u0111\u01b0\u1eddng c\u0169. Trong tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng c\u00f3 th\u00ec d\u00f9ng \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc t\u1ed1t h\u01a1n \u0111\u1ec3 \u0111\u1eafp.<\/p>\n

+ Tr\u01b0\u1edbc khi \u0111\u1eafp m\u1edf r\u1ed9ng th\u00ec ph\u1ea3i ti\u1ebfn h\u00e0nh r\u00e3y c\u1ecf, \u0111\u00e1nh c\u1ea5p. Chi\u1ec1u r\u1ed9ng c\u1ee7a b\u1eadc c\u1ea5p tu\u1ef3 theo bi\u1ec7n ph\u00e1p thi c\u00f4ng (b\u1eb1ng m\u00e1y hay th\u1ee7 c\u00f4ng) nh\u01b0ng kh\u00f4ng nh\u1ecf h\u01a1n 1m.<\/p>\n

+ Khi \u0111\u1eafp \u0111\u1ea5t, ph\u1ea3i \u0111\u1eafp th\u00e0nh t\u1eebng l\u1edbp m\u1ecfng n\u1eb1m ngang. \u0110\u1ea7m n\u00e8n l\u1edbp th\u1ee9 nh\u1ea5t t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u th\u00ec m\u1edbi \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh \u0111\u1eafp ti\u1ebfp l\u1edbp th\u1ee9 hai. Chi\u1ec1u d\u1eaby m\u1ed7i l\u1edbp c\u0103n c\u1ee9 v\u00e0o ph\u01b0\u01a1ng ti\u1ec7n lu l\u00e8n.<\/p>\n

1.5\u00a0\u00a0\u00a0\u00a0 K\u1ef9 thu\u1eadt \u0111\u1ea7m n\u00e9n \u0111\u1ea5t n\u1ec1n \u0111\u01b0\u1eddng:<\/em><\/p>\n

+ Ch\u1ecdn lu:<\/em> ph\u1ea3i ch\u1ecdn lo\u1ea1i lu th\u00edch h\u1ee3p v\u1edbi t\u1eebng lo\u1ea1i \u0111\u1ea5t \u0111\u1eafp \u0111\u1ec3 ph\u00e1t huy t\u1ed1i \u0111a hi\u00eau qu\u1ea3 \u0111\u1ea7m n\u00e9n. Khi ch\u1ecdn lu ph\u1ea3i \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u ki\u1ec7n v\u1ec1 \u00e1p l\u1ef1c lu:<\/p>\n

stt<\/sub> <@ [R]\n

+ Trong qu\u00e1 tr\u00ecnh lu l\u00e8n<\/em> th\u00ec s\u1ee9c c\u1ea3n \u0111\u1ea7m n\u00e9n t\u0103ng d\u1ea7n, c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a \u0111\u1ea5t n\u1ec1n \u0111\u01b0\u1ee3c c\u1ee7ng c\u1ed1 v\u00e0 t\u0103ng d\u1ea7n l\u00ean.<\/p>\n

Do v\u1eady t\u1ed1t nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng 2 lu<\/em> trong khi thi c\u00f4ng: ban \u0111\u1ea7u khi \u0111\u1ea5t c\u00f2n r\u1eddi r\u1ea1c, c\u01b0\u1eddng \u0111\u1ed9 c\u00f2n th\u1ea5p th\u00ec d\u00f9ng lu nh\u1eb9. Sau t\u0103ng l\u00ean d\u00f9ng lu n\u1eb7ng. \u1ede \u0111\u00e2y, s\u1eed d\u1ee5ng 2 lo\u1ea1i lu t\u01b0\u01a1ng \u1ee9ng v\u1edbi 2 giai \u0111o\u1ea1n \u0111\u1ea7m n\u00e9n.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Giai \u0111o\u1ea1n 1 : s\u1eed d\u1ee5ng lu nh\u1eb9 6 \u2013 8 T lu l\u00e8n s\u01a1 b\u1ed9.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Giai \u0111o\u1ea1n 2: s\u1eed d\u1ee5ng lu rung (cho rung t\u1eeb n\u1ea5c 1 \u0111\u1ebfn n\u1ea5c 3) \u0111\u1ec3 lu l\u00e8n ch\u1eb7t. (Khi lu l\u00e8n kh\u00f4ng th\u1ea5y c\u00f2n h\u1eb1n v\u1ec7t b\u00e1nh lu n\u1eefa th\u00ec c\u00f3 th\u1ec3 coi l\u00e0 \u0111\u01b0\u1ee3c).<\/p>\n

+ \u0110\u1ed9 \u1ea9m c\u1ee7a \u0111\u1ea5t<\/em> khi \u0111\u1ea7m n\u00e9n: ph\u1ea3i l\u00e0 \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t. Khi \u0111\u1ea7m n\u00e8n ph\u1ea3i lu\u00f4n lu\u00f4n ki\u1ec3m tra \u0111\u1ed9 \u1ea9m c\u1ee7a \u0111\u1ea5t n\u1ec1n. N\u1ebfu \u0111\u1ea5t qu\u00e1 kh\u00f4, ph\u1ea3i t\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t, n\u1ebfu \u0111\u1ea5t qu\u00e1 \u1ea9m th\u00ec ph\u1ea3i ph\u01a1i ch\u1edd \u0111\u1ea5t kh\u00f4 b\u1edbt m\u1edbi ti\u1ebfn h\u00e0nh \u0111\u1ea7m n\u00e9n.<\/p>\n

+ V\u1eadn t\u1ed1c lu: <\/em>v\u1eadn t\u1ed1c lu c\u00f3 \u1ea3nh h\u01b0\u1edfng t\u1edbi hi\u1ec7u qu\u1ea3 \u0111\u1ea7m n\u00e9n. N\u1ebfu ban \u0111\u1ea7u lu ch\u1ea1y qu\u00e1 nhanh th\u00ec c\u00f3 th\u1ec3 s\u1ebd ph\u00e1t sinh hi\u1ec7n t\u01b0\u1ee3ng tr\u01b0\u1ee3t, l\u01b0\u1ee3n s\u00f3ng d\u01b0\u1edbi b\u00e1nh lu. Nh\u01b0ng n\u1ebfu ch\u1ea1y qu\u00e1 ch\u1eadm th\u00ec n\u0103ng su\u1ea5t lu l\u1ea1i th\u1ea5p. Do v\u1eady, nh\u1eefng l\u01b0\u1ee3t \u0111\u1ea7u th\u01b0\u1eddng lu v\u1edbi t\u1ed1c \u0111\u1ed9 ch\u1eadm 1,5 – 2 km\/h, sau t\u0103ng l\u00ean, c\u00f3 th\u1ec3 t\u1edbi 3 – 3,5 km\/ h.<\/p>\n

+ Chi\u1ec1u d\u1ea7y l\u1edbp \u0111\u1ea5t lu l\u00e8n:<\/em> chi\u1ec1u d\u1ea7y lu l\u00e8n ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn c\u0103n c\u1ee9 v\u00e0o t\u00ednh ch\u1ea5t c\u1ee7a lo\u1ea1i \u0111\u1ea5t, lo\u1ea1i lu s\u1eed d\u1ee5ng. Ngo\u00e0i th\u1ef1c t\u1ebf v\u1edbi c\u00e1c thi\u1ebft b\u1ecb lu l\u00e8n hi\u1ec7n nay th\u01b0\u1eddng lu \u0111\u01b0\u1ee3c c\u00e1c l\u1edbp \u0111\u1ea5t c\u00f3 chi\u1ec1u d\u1ea7y t\u1eeb 0,2 – 0,3 m.<\/p>\n

+ S\u01a1 \u0111\u1ed3 lu:<\/em> ph\u1ea3i c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t s\u01a1 \u0111\u1ed3 lu l\u00e8n h\u1ee3p l\u00fd.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Lu ph\u1ea3i \u0111\u1ed3ng \u0111\u1ec1u: m\u1ecdi \u0111i\u1ec3m tr\u00ean kh\u1eafp b\u1ec1 m\u1eb7t \u0111\u01b0\u1eddng \u0111\u1ec1u \u0111\u01b0\u1ee3c lu l\u00e8n v\u1edbi s\u1ed1 l\u01b0\u1ee3t lu nh\u01b0 nhau v\u00e0 \u0111\u1ee7 s\u1ed1 l\u01b0\u1ee3t lu y\u00eau c\u1ea7u.<\/p>\n

– Khi \u0111\u1ea7m c\u00e1c v\u1ec7t \u0111\u1ea7m nhau ph\u1ea3i ch\u1ed3ng l\u00ean nhau: theo h\u01b0\u1edbng song song v\u1edbi tim c\u00f4ng tr\u00ecnh \u0111\u1eafp th\u00ec chi\u1ec1u r\u1ed9ng v\u1ec7t \u0111\u1ea7m ph\u1ea3i tr\u00f9ng l\u00ean nhau t\u1eeb 25cm \u0111\u1ebfn 50cm, theo h\u01b0\u1edbng th\u1eb3ng g\u00f3c v\u1edbi tim c\u00f4ng tr\u00ecnh \u0111\u1eafp th\u00ec chi\u1ec1u r\u1ed9ng \u0111\u1ed1 ph\u1ea3i t\u1eeb 50cm \u0111\u1ebfn 100cm, v\u00e0 ph\u1ea3i \u0111\u00e8 l\u00ean 1\/3 v\u1ec7t \u0111\u1ea7m tr\u01b0\u1edbc n\u1ebfu \u0111\u1ea7m b\u1eb1ng th\u1ee7 c\u00f4ng.<\/p>\n

– Lu t\u1eeb th\u1ea5p l\u00ean cao:<\/p>\n

\u00fc\u00a0 Tr\u00ean tr\u1eafc ngang 2 m\u00e1i: lu t\u1eeb hai b\u00ean m\u00e9p ti\u1ebfn d\u1ea7n v\u00e0o gi\u1eefa.<\/p>\n

\u00fc\u00a0 Tr\u00ean tr\u1eafc ngang si\u00eau cao: lu t\u1eeb b\u1ee5ng d\u1ea7n l\u00ean l\u01b0ng.<\/p>\n

\u00fc\u00a0 Tr\u00ean tr\u1eafc d\u1ecdc d\u1ed1c l\u1edbn: nh\u1eefng l\u01b0\u1ee3t lu \u0111\u1ea7u ti\u1ebfn h\u00e0nh lu t\u1eeb ch\u00e2n d\u1ed1c l\u00ean \u0111\u1ec9nh d\u1ed1c, khi l\u00ean t\u1edbi \u0111\u1ec9nh d\u1ed1c th\u00ec n\u00ean t\u1eadn d\u1ee5ng l\u1ec1 \u0111\u01b0\u1eddng \u0111\u1ec3 xu\u1ed1ng.<\/p>\n

+ S\u01a1 \u0111\u1ed3 ch\u1ea1y m\u00e1y lu: tu\u1ef3 theo \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba h\u00ecnh, th\u1ef1c t\u1ebf \u0111o\u1ea1n thi c\u00f4ng m\u00e0 ta c\u00f3 th\u1ec3 cho m\u00e1y lu ch\u1ea1y theo s\u01a1 \u0111\u1ed3 v\u00f2ng tr\u00f2n hay s\u01a1 \u0111\u1ed3 ti\u1ebfn l\u00f9i.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 S\u01a1 \u0111\u1ed3 ch\u1ea1y v\u00f2ng tr\u00f2n: \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi lu l\u00e8n tr\u00ean nh\u1eefng \u0111o\u1ea1n c\u00f3 m\u1eb7t b\u1eb1ng r\u1ed9ng l\u1edbn, \u0111\u1ee7 di\u1ec7n t\u00edch cho lu quay \u0111\u1ea7u.<\/p>\n

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4<\/p>\n

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3<\/p>\n

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2<\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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1<\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 S\u01a1 \u0111\u1ed3 ch\u1ea1y ti\u1ebfn l\u00f9i: \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi m\u1eb7t b\u1eb1ng lu l\u00e8n qu\u00e1 h\u1eb9p, kh\u00f4ng th\u1ec3 quay \u0111\u1ea7u. \u0110\u00e2y l\u00e0 s\u01a1 \u0111\u1ed3 hay \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi thi c\u00f4ng \u0111\u01b0\u1eddng.
\n* \u0110\u1eafp \u0111\u1ea5t b\u1eb1ng th\u1ee7 c\u00f4ng.<\/em><\/strong><\/p>\n

+ Khi di\u1ec7n thi c\u00f4ng qu\u00e1 h\u1eb9p th\u00ec ti\u1ebfn h\u00e0nh \u0111\u1eafp \u0111\u1ea5t b\u1eb1ng th\u1ee7 c\u00f4ng.<\/p>\n

+ S\u1eed d\u1ee5ng nh\u00e2n c\u00f4ng v\u00e0 \u0111\u1ea7m rung tay MISAKA \u0111\u1ec3 \u0111\u1ea7m t\u1eebng l\u1edbp \u0111\u1ea5t d\u1ea7y 10 \u2013 15cm t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u.<\/p>\n

* C\u00f4ng t\u00e1c lu th\u00ed \u0111i\u1ec3m.<\/em><\/strong><\/p>\n

+ Tr\u01b0\u1edbc khi thi c\u00f4ng \u0111\u1ea1i tr\u00e0 nh\u1ea5t thi\u1ebft ph\u1ea3i ti\u1ebfn h\u00e0nh \u0111\u1ea7m th\u00ed \u0111i\u1ec3m.<\/p>\n

+ Vi\u1ec7c \u0111\u1ea7m th\u00ed \u0111i\u1ec3m nh\u1eb1m m\u1ee5c \u0111\u00edch hi\u1ec7u ch\u1ec9nh, x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 S\u1ed1 l\u01b0\u1ee3t \u0111\u1ea7m n\u00e9n theo \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u00e1c \u0111\u1ecbnh \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t khi \u0111\u1ea7m n\u00e9n.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 X\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 l\u00e8n \u00e9p K.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Thi\u1ebft l\u1eadp qui tr\u00ecnh c\u00f4ng ngh\u1ec7 thi c\u00f4ng n\u1ec1n \u0111\u1eafp.<\/p>\n

+ C\u00e1ch th\u1ee9c ti\u1ebfn h\u00e0nh:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ch\u1ecdn \u0111o\u1ea1n \u0111\u1ea7m n\u00e9n th\u1eed: idoc<\/sub> = 0%.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Chi\u1ec1u d\u00e0i \u0111o\u1ea1n \u0111\u1ea7m n\u00e9n th\u00ed \u0111i\u1ec3m: th\u01b0\u1eddng ch\u1ecdn L = 100 m, chia l\u00e0m 5 \u0111o\u1ea1n, m\u1ed7i \u0111o\u1ea1n c\u00f3 s\u1ed1 l\u01b0\u1ee3t lu kh\u00e1c nhau.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Thi\u1ebft b\u1ecb lu l\u00e8n khi ti\u1ebfn h\u00e0nh \u0111\u1ea7m n\u00e9n th\u00ed \u0111i\u1ec3m: d\u00f9ng ch\u00ednh nh\u1eefng lo\u1ea1i m\u00e1y lu m\u00e0 d\u1ef1 ki\u1ebfn s\u1ebd d\u00f9ng trong thi c\u00f4ng \u0111\u1ea1i tr\u00e0 sau n\u00e0y.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1ed9 \u1ea9m c\u1ee7a \u0111\u1ea5t khi lu kh\u1ed1ng ch\u1ebf b\u1eb1ng \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t c\u1ee7a lo\u1ea1i \u0111\u1ea5t \u1ea5y. Song th\u1ef1c t\u1ebf cho ph\u00e9p sai s\u1ed1 \u00b1 1%.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Thi\u1ebft k\u1ebf s\u01a1 \u0111\u1ed3 lu l\u00e8n h\u1ee3p l\u00fd: tr\u00ecnh t\u1ef1 lu, v\u1eadn t\u1ed1c lu,. . . Khi lu l\u00e8n th\u00ed \u0111i\u1ec3m ph\u1ea3i th\u1ef1c hi\u1ec7n theo \u0111\u00fang s\u01a1 \u0111\u1ed3 n\u00e0y.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1ecbnh chi\u1ec1u d\u1ea7y l\u1edbp lu l\u00e8n, th\u01b0\u1eddng h = 20 cm (\u0111\u00e3 ch\u1eb7t).<\/p>\n

+ N\u1ed9i dung:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ti\u1ebfn h\u00e0nh lu l\u00e8n tr\u00ean 5 \u0111o\u1ea1n nh\u1ecf \u0111\u00f3, m\u1ed7i \u0111o\u1ea1n c\u00f3 s\u1ed1 l\u01b0\u1ee3t lu kh\u00e1c nhau: n1,<\/sub> n2<\/sub>, n3<\/sub>, n4<\/sub>, n5<\/sub>.<\/p>\n

 <\/p>\n\n\n\n\n
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\n
\n

L = 5 x 20 = 100 m<\/p>\n

 <\/p>\n

 <\/p>\n

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n1<\/sub><\/p>\n

 <\/p>\n

 <\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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n2<\/sub><\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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n3<\/sub><\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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n4<\/sub><\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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n5<\/sub><\/p>\n

 <\/p>\n

 <\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/p>\n

 <\/p>\n

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 <\/p>\n

 <\/p>\n

 <\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Vi\u1ec7c lu l\u00e8n \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh theo \u0111\u00fang s\u01a1 \u0111\u1ed3 lu l\u00e8n \u0111\u00e3 thi\u1ebft k\u1ebf.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Sau khi \u0111\u1ea7m n\u00e9n xong, ti\u1ebfn h\u00e0nh ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t c\u1ee7a \u0111\u1ea5t n\u1ec1n. Tr\u00ean m\u1ed7i \u0111o\u1ea1n ki\u1ec3m tra 3 m\u1eabu, l\u1ea5y tr\u1ecb s\u1ed1 trung b\u00ecnh. V\u1eady ta \u0111\u01b0\u1ee3c 5 gi\u00e1 tr\u1ecb \u0111\u1ed9 ch\u1eb7t Ktt<\/sub> \u1ee9ng v\u1edbi 5 gi\u00e1 tr\u1ecb s\u1ed1 l\u01b0\u1ee3t lu l\u00e8n n.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 N\u1ebfu c\u1ea3 5 gi\u00e1 tr\u1ecb \u0111\u1ec1u nh\u1ecf h\u01a1n Kyc<\/sub> th\u00ec ph\u1ea3i ti\u1ebfn h\u00e0nh t\u0103ng s\u1ed1 l\u01b0\u1ee3t lu n l\u00ean v\u00e0 ti\u1ebfn h\u00e0nh l\u00e0m l\u1ea1i. N\u1ebfu s\u1ed1 l\u01b0\u1ee3t lu n t\u0103ng l\u00ean qu\u00e1 cao m\u00e0 v\u1eabn ch\u01b0a \u0111\u1ea1t th\u00ec k\u1ebft lu\u1eadn lo\u1ea1i lu \u0111\u00f3 s\u1eed d\u1ee5ng kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u, ph\u1ea3i thay lo\u1ea1i lu kh\u00e1c n\u1eb7ng h\u01a1n.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u01b0 v\u1eady, ta s\u1ebd c\u00f3 c\u00e1c c\u1eb7p gi\u00e1 tr\u1ecb k\u1ebft qu\u1ea3 \u0111\u1ea7m n\u00e9n: (Ktt1<\/sub>, n1<\/sub>), (Ktt2<\/sub>, n2<\/sub>), (Ktt3<\/sub>, n3<\/sub>), (Ktt4<\/sub>, n4<\/sub>), (Ktt5<\/sub>, n5<\/sub>).<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 V\u1ebd \u0111\u1ed3 th\u1ecb bi\u1ec3u di\u1ec5n m\u1ed1i quan h\u1ec7 gi\u1eefa Ktt<\/sub> v\u00e0 n.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u1eeb \u0111\u1ed3 th\u1ecb n\u00e0y ta s\u1ebd x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb nyc<\/sub> \u1ee9ng v\u1edbi Kyc<\/sub> c\u1ee7a l\u1edbp \u0111\u1ea5t c\u00f3 chi\u1ec1u d\u1ea7y h.<\/p>\n\n\n\n\n
<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n\n\n\n
\n
\n

K<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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nyc<\/sub><\/p>\n

 <\/p>\n

 <\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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Kyc<\/sub><\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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n<\/p>\n

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 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n
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\u0110\u1ed3 th\u1ecb \u0111\u1ea7m n\u00e9n\u00a0\u00a0\u00a0\u00a0 khi lu th\u00ed \u0111i\u1ec3m<\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/p>\n

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 <\/p>\n\n\n\n\n
<\/td>\n<\/tr>\n
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<\/p>\n

<\/p>\n

<\/p>\n

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 <\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Tuy nhi\u00ean, sau khi x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c tr\u00ean \u0111\u1ed3 th\u1ecb ta c\u0169ng n\u00ean ki\u1ec3m tra lu l\u00e8n th\u1eed l\u1ea1i ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh l\u1ea1i k\u1ebft qu\u1ea3 x\u00e1c \u0111\u1ecbnh tr\u00ean \u0111\u1ed3 th\u1ecb cho ch\u00ednh x\u00e1c.<\/p>\n

 <\/p>\n

1.6 \u00a0\u00a0\u00a0 Ch\u00fa \u00fd trong thi c\u00f4ng n\u1ec1n \u0111\u1eafp:<\/em><\/p>\n

–\u00a0\u00a0 Khi \u0111\u1eafp \u0111\u1ea5t th\u00ec \u0111\u1eafp d\u1ed1c ra hai b\u00ean \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m tho\u00e1t n\u01b0\u1edbc cho n\u1ec1n \u0111\u01b0\u1eddng.<\/p>\n

–\u00a0\u00a0 Ph\u1ea3i lu l\u00e8n l\u1edbp th\u1ee9 nh\u1ea5t t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u v\u00e0 \u0111\u01b0\u1ee3c ch\u1ea5p thu\u1eadn c\u1ee7a T\u01b0 v\u1ea5n th\u00ec m\u1edbi \u0111\u01b0\u1ee3c thi c\u00f4ng l\u1edbp ti\u1ebfp theo.<\/p>\n

–\u00a0\u00a0 Ph\u1ea3i lu l\u00e8n \u0111\u1ea5t \u0111\u1eafp \u1edf \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t.<\/p>\n

–\u00a0\u00a0 N\u1ebfu s\u1eed d\u1ee5ng lu b\u00e1nh nh\u1eb5n th\u00ec \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m s\u1ef1 li\u1ec1n kh\u1ed1i gi\u1eefa c\u00e1c l\u1edbp trong n\u1ec1n \u0111\u01b0\u1eddng tr\u01b0\u1edbc khi \u0111\u1eafp l\u1edbp th\u1ee9 hai cho xe x\u00edch ch\u1ea1y \u0111\u1ec1u tr\u00ean b\u1ec1 m\u1eb7t \u0111\u1ec3 t\u1ea1o \u0111\u1ed9 li\u00ean k\u1ebft t\u1ed1t.<\/p>\n

–\u00a0\u00a0 V\u1eadt li\u1ec7u \u0111\u1eafp l\u1edbp 30 cm d\u01b0\u1edbi \u0111\u00e1y \u00e1o \u0111\u01b0\u1eddng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u1eb7t K98 ph\u1ea3i l\u00e0 v\u1eadt li\u1ec7u ch\u1ecdn l\u1ecdc.<\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t c\u1ee7a \u0111\u1ea5t n\u1ec1n \u0111\u01b0\u1eddng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p dao \u0111ai \u0111\u1ed1t c\u1ed3n, phao Covalep hay r\u00f3t c\u00e1t.<\/p>\n

1.7 \u00a0\u00a0\u00a0 Ho\u00e0n thi\u1ec7n n\u1ec1n \u0111\u1eafp<\/em><\/p>\n

–\u00a0\u00a0 Ho\u00e0n thi\u1ec7n v\u1ec1 k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc c\u1ee7a n\u1ec1n \u0111\u1eafp<\/p>\n

–\u00a0\u00a0 Ho\u00e0n thi\u1ec7n \u0111\u1ed9 d\u1ed1c m\u00e1i ta luy n\u1ec1n \u0111\u1eafp.<\/p>\n

–\u00a0\u00a0 Ho\u00e0n thi\u1ec7n b\u1eb1ng ph\u1eb3ng b\u1ec1 m\u1eb7t m\u00e1i ta luy: c\u1eaft g\u1ecdt \u0111\u1ea5t \u0111\u1eafp \u00e9p d\u01b0 b\u1eb1ng nh\u00e2n c\u00f4ng.<\/p>\n

–\u00a0\u00a0 \u0110\u1ea7m n\u00e9n b\u1ec1 m\u1eb7t m\u00e1i ta luy n\u1ec1n \u0111\u1eafp: b\u1eb1ng m\u00e1y \u0111\u1ea7m b\u00e0n.<\/p>\n

1.8 \u00a0\u00a0\u00a0 Ki\u1ec3m tra, nghi\u1ec7m thu n\u1ec1n \u0111\u1eafp:<\/em><\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra, nghi\u1ec7m thu ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t c\u1ea5p ph\u1ed1i.<\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra, nghi\u1ec7m thu v\u1ec1 k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc.<\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra nghi\u1ec7m thu v\u1ec1 cao \u0111\u1ed9 n\u1ec1n \u0111\u01b0\u1eddng.<\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra, nghi\u1ec7m thu m\u00e1i ta luy n\u1ec1n \u0111\u1eafp: \u0111\u1ed9 d\u1ed1c, b\u1eb1ng ph\u1eb3ng, \u0111\u1ed9 ch\u1eb7t.<\/p>\n

–\u00a0\u00a0 Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t c\u1ee7a n\u1ec1n \u0111\u1eafp Ktt<\/sub> >= Kyc<\/sub>. Vi\u1ec7c ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t ph\u1ea3i \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh l\u1ea5y m\u1eabu x\u00e1c su\u1ea5t \u1edf m\u1ecdi l\u1edbp \u0111\u1ea7m n\u00e9n trong n\u1ec1n \u0111\u01b0\u1eddng.<\/p>\n

II. \u00a0 THI C\u00d4NG \u0110\u1eaeP TR\u00caN N\u1ec0N \u0110\u1ea4T Y\u1ebeU :<\/strong><\/span><\/h5>\n

C\u00f4ng t\u00e1c thi c\u00f4ng \u0111\u1eafp n\u1ec1n tr\u00ean n\u1ec1n \u0111\u1ea5t y\u1ebfu \u0111\u01b0\u1ee3c nh\u00e0 th\u1ea7u ti\u1ebfn h\u00e0nh thi c\u00f4ng ngay t\u1eeb ban \u0111\u1ea7u khi ti\u1ebfn h\u00e0nh thi c\u00f4ng n\u1ec1n \u0111\u01b0\u1eddng. L\u00fd do: \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u1eddi gian \u0111\u1ee7 th\u1eddi gian ch\u1edd l\u00fan c\u1ed1 k\u1ebft n\u1ec1n \u0111\u01b0\u1eddng v\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng c\u00e1c h\u1ea1ng m\u1ee5c kh\u00e1c. C\u00f4ng t\u00e1c \u0111\u1eafp \u0111\u1ea5t tr\u00ean n\u1ec1n \u0111\u1ea5t y\u1ebfu c\u00f3 tr\u00ecnh t\u1ef1 gi\u1ed1ng v\u1edbi c\u00f4ng t\u00e1c thi c\u00f4ng \u0111\u1eafp \u0111\u1ea5t n\u1ec1n th\u00f4ng th\u01b0\u1eddng. Tuy nhi\u00ean do \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a n\u1ec1n \u0111\u1ea5t c\u0169 b\u1ecb y\u1ebfu v\u00e0 d\u1ef1a tr\u00ean bi\u1ec7n ph\u00e1p s\u1eed l\u00fd trong h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c duy\u1ec7t n\u00ean c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n b\u1ed5 xung m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u sau:<\/p>\n

-V\u1ec1 v\u1eadt li\u1ec7u \u0111\u1eafp: c\u00e1c v\u1eadt li\u1ec7u \u0111\u1eafp \u0111\u1ea3m b\u1ea3o h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c c\u00e1c t\u00e1c d\u1ee5ng b\u1ea5t l\u1ee3i c\u1ee7a n\u01b0\u1edbc ng\u1eadp v\u00e0 n\u01b0\u1edbc ng\u1ea7m, \u1ed5n \u0111\u1ecbnh n\u01b0\u1edbc t\u1ed1t.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0 Ph\u1ea3i b\u1ed1 tr\u00ed quan tr\u1eafc l\u00fan: \u0111\u1ec3 quan tr\u1eafc thi c\u00f4ng v\u00e0 theo d\u00f5i l\u00fan c\u1ee7a n\u1ec1n \u0111\u1eafp tr\u00ean n\u1ec1n \u0111\u1ea5t y\u1ebfu, s\u1eed d\u1ee5ng hai d\u1ee5ng c\u1ee5 l\u00e0 c\u1ecdc quan tr\u1eafc chuy\u1ec3n v\u1ecb ngang v\u00e0 b\u00e0n quan tr\u1eafc l\u00fan.<\/p>\n

\u00a0\u00a0\u00a0 * C\u1ecdc quan tr\u1eafc chuy\u1ec3n v\u1ecb ngang:<\/em> c\u00f3 c\u1ea5u t\u1ea1o h\u00ecnh vu\u00f4ng l\u00e0m b\u1eb1ng g\u1ed7, c\u00f3 k\u00edch th\u01b0\u1edbc 10x10x150cm, tr\u00ean \u0111\u1ec9nh c\u00f3 \u0111\u00f3ng \u0111inh m\u0169. Tr\u00ean m\u1ed9t tr\u1eafc ngang quan tr\u1eafc, b\u1ed1 tr\u00ed 12 c\u1ecdc th\u1eb3ng h\u00e0ng, vu\u00f4ng g\u00f3c v\u1edbi tim \u0111\u01b0\u1eddng. M\u1ed7i b\u00ean 6 c\u1ecdc c\u00e1ch nhau 6m, c\u1ecdc \u0111\u1ea7u ti\u00ean c\u00e1ch m\u00e9p n\u1ec1n \u0111\u01b0\u1eddng 2m.<\/p>\n

+ Ti\u1ebfn h\u00e0nh \u0111o chuy\u1ec3n v\u1ecb ngang theo quy tr\u00ecnh hi\u1ec7n h\u00e0nh: chuy\u1ec3n v\u1ecb ngang cho ph\u00e9p \u00a3 5mm\/ng\u00e0y \u0111\u00eam th\u00ec ti\u1ebfn h\u00e0nh \u0111\u1eafp b\u00ecnh th\u01b0\u1eddng.<\/p>\n

+ Ti\u1ebfn h\u00e0nh \u0111o chuy\u1ec3n v\u1ecb ngang m\u1ed7i ng\u00e0y m\u1ed9t l\u1ea7n v\u00e0o cu\u1ed1i ng\u00e0y l\u00e0m vi\u1ec7c trong qu\u00e1 tr\u00ecnh \u0111\u1eafp n\u1ec1n. Khi ng\u1eebng \u0111\u1eafp v\u00e0 trong 2 th\u00e1ng sau khi \u0111\u1eafp ti\u1ebfn h\u00e0nh quan tr\u1eafc h\u00e0ng tu\u1ea7n; sau \u0111\u00f3 quan tr\u1eafc h\u00e0ng th\u00e1ng cho \u0111\u1ebfn h\u1ebft th\u1eddi gian b\u1ea3o h\u00e0nh v\u00e0 b\u00e0n giao cho ph\u00eda qu\u1ea3n l\u00fd khai th\u00e1c \u0111\u01b0\u1eddng c\u1ea3 h\u1ec7 th\u1ed1ng quan tr\u1eafc.<\/p>\n

B\u1ea3ng t\u1ed5ng h\u1ee3p k\u1ebft qu\u1ea3 quan tr\u1eafc chuy\u1ec3n v\u1ecb ngang:<\/em><\/p>\n\n\n\n\n\n\n\n\n\n\n
\n

T\u00ean c\u1ecdc<\/p>\n<\/td>\n

\n

Th\u1eddi ti\u1ebft<\/p>\n<\/td>\n

\n

S\u00e1ng<\/p>\n<\/td>\n

<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n\n

L\u01b0\u1ee3ng chuy\u1ec3n v\u1ecb<\/p>\n<\/td>\n<\/tr>\n

\n

Chi\u1ec1u<\/p>\n<\/td>\n

<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n\n

Chuy\u1ec3n v\u1ecb trong th\u00e1ng<\/p>\n<\/td>\n

\n

Chuy\u1ec3n v\u1ecb t\u00edch lu\u1ef9<\/p>\n<\/td>\n<\/tr>\n

\n

T\u1ed1i<\/p>\n<\/td>\n

<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n\n

Ng\u00e0y<\/p>\n<\/td>\n

1<\/td>\n2<\/td>\n3<\/td>\n4<\/td>\n5<\/td>\n…<\/td>\n29<\/td>\n30<\/td>\n31<\/td>\n<\/tr>\n
\n

L\u00fd tr\u00ecnh<\/p>\n<\/td>\n

L\u01b0\u1ee3ng chuy\u1ec3n v\u1ecb<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
\n

…<\/p>\n<\/td>\n

…..<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
\n

Ghi ch\u00fa:<\/p>\n<\/td>\n

<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/div>\n

H\u00e0ng c\u1ecdc (c\u00e1ch ch\u00e2n taluy ….m)<\/p>\n

Ng\u01b0\u1eddi ph\u1ee5 tr\u00e1ch….\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ng\u01b0\u1eddi quan tr\u1eafc…. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t ….<\/p>\n

\u00a0\u00a0\u00a0 * B\u00e0n quan tr\u1eafc l\u00fan: <\/em><\/p>\n

+ C\u1ea5u t\u1ea1o: g\u1ed3m 1 t\u1ea5m \u0111\u1ebf th\u00e9p h\u00ecnh vu\u00f4ng c\u1ea1nh 50cm, d\u00e0i 1cm, \u1edf gi\u1eefa c\u00f3 g\u1eafn \u1ed1ng th\u00e9p tr\u00f2n D50mm c\u00f3 ren n\u1ed1i \u1edf \u0111\u1ea7u \u0111\u1ec3 n\u1ed1i d\u1ea7n trong khi thi c\u00f4ng. B\u00ean ngo\u00e0i c\u00f3 \u1ed1ng nh\u1ef1a D150mm \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u00f4ng cho c\u1ea7n \u0111o l\u00fan ti\u1ebfp x\u00fac v\u1edbi n\u1ec1n \u0111\u1eafp, tr\u00ean \u0111\u1ea7u c\u00f3 n\u1eafp b\u1ecbt k\u00edn tr\u00e1nh c\u00e1c v\u1eadt li\u1ec7u r\u01a1i v\u00e0o trong \u1ed1ng \u0111o l\u00fan. Trong m\u1ed7i m\u1eb7t c\u1eaft ngang quan tr\u1eafc b\u1ed1 tr\u00ed 3 b\u00e0n \u0111o l\u00fan: \u1edf tim v\u00e0 hai b\u00ean vai \u0111\u01b0\u1eddng.<\/p>\n

+ Ti\u1ebfn h\u00e0nh \u0111o l\u00fan theo quy tr\u00ecnh hi\u1ec7n h\u00e0nh: \u0111o cao \u0111\u1ed9 l\u00fac \u0111\u1eb7t b\u00e0n l\u00fan v\u00e0 \u0111o l\u00fan m\u1ed7i ng\u00e0y m\u1ed9t l\u1ea7n trong qu\u00e1 tr\u00ecnh thi c\u00f4ng \u0111\u1eafp n\u1ec1n \u0111\u01b0\u1eddng. Khi ng\u1eebng \u0111\u1eafp v\u00e0 trong 2 th\u00e1ng sau khi \u0111\u1eafp ti\u1ebfn h\u00e0nh quan tr\u1eafc h\u00e0ng tu\u1ea7n; sau \u0111\u00f3 quan tr\u1eafc h\u00e0ng th\u00e1ng cho \u0111\u1ebfn h\u1ebft th\u1eddi gian b\u1ea3o h\u00e0nh v\u00e0 b\u00e0n giao cho ph\u00eda qu\u1ea3n l\u00fd khai th\u00e1c \u0111\u01b0\u1eddng c\u1ea3 h\u1ec7 th\u1ed1ng quan tr\u1eafc.<\/p>\n

\u00a0\u00a0\u00a0 B\u1ea3ng t\u1ed5ng h\u1ee3p k\u1ebft qu\u1ea3 quan tr\u1eafc bi\u1ebfn d\u1ea1ng l\u00fan:<\/em><\/p>\n

\u0110o\u1ea1n quan tr\u1eafc…..\u00a0\u00a0\u00a0\u00a0 S\u1ed1 li\u1ec7u quan tr\u1eafc …\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Cao \u0111\u1ed9 m\u1eb7t \u0111\u1ea5t nguy\u00ean th\u1ed5…<\/p>\n\n\n\n\n\n
\n

Ng\u00e0y th\u00e1ng \u0111\u1eafp \u0111\u1ea5t<\/p>\n<\/td>\n

\n

Cao \u0111\u1ed9 \u0111\u1eafp \u0111\u1ea5t (m)<\/p>\n<\/td>\n

\n

Chi\u1ec1u cao \u0111\u1eafp \u0111\u1ea5t (m)<\/p>\n<\/td>\n

\n

Ng\u00e0y th\u00e1ng \u0111\u1eafp \u0111\u1ea5t<\/p>\n<\/td>\n

\n

Cao \u0111\u1ed9 quan tr\u1eafc \u0111\u1ea7u c\u1ecdc (m)<\/p>\n<\/td>\n

\n

L\u01b0\u1ee3ng l\u00fan (m)<\/p>\n<\/td>\n

\n

Kh\u00ed h\u1eadu<\/p>\n<\/td>\n

\n

T\u1ed5ng l\u01b0\u1ee3ng l\u00fan (m)<\/p>\n<\/td>\n<\/tr>\n

\n

Th\u00e1ng<\/p>\n<\/td>\n

\n

Ng\u00e0y<\/p>\n<\/td>\n

<\/td>\n<\/td>\n\n

Th\u00e1ng<\/p>\n<\/td>\n

\n

Ng\u00e0y<\/p>\n<\/td>\n

<\/td>\n<\/td>\n\n

H\u00f4m qua<\/p>\n<\/td>\n

\n

H\u00f4m nay<\/p>\n<\/td>\n<\/tr>\n

<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ng\u01b0\u1eddi ph\u1ee5 tr\u00e1ch….\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ng\u01b0\u1eddi quan tr\u1eafc…. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t ….<\/p>\n

 <\/p>\n

– Tr\u00ecnh t\u1ef1 thi c\u00f4ng: khi \u0111\u1ea5t \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb m\u1ecf v\u00e0 v\u1eadn chuy\u1ec3n t\u1edbi v\u1ecb tr\u00ed \u0111\u1eafp sau khi b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c v\u1ec7 sinh \u0111\u01b0\u1ee3c \u0111\u1ed5 th\u00e0nh t\u1eebng \u0111\u1ed1ng v\u1edbi c\u1ef1 ly th\u00edch h\u1ee3p. San r\u1ea3i v\u1eadt li\u1ec7u th\u00e0nh t\u1eebng l\u1edbp tr\u00ean c\u1ea3 ph\u1ea1m vi n\u1ec1n \u0111\u01b0\u1eddng. T\u1ed1c \u0111\u1ed9 \u0111\u1eafp 10cm\/1 ng\u00e0y \u0111\u1ebfn cao \u0111\u1ed9 \u0111\u00e1y k\u1ebft c\u1ea5u \u00e1o \u0111\u01b0\u1eddng v\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u. Ch\u1edd l\u00fan c\u1ed1 k\u1ebft trong th\u1eddi gian 240\/ng\u00e0y sau \u0111\u00f3 chuy\u1ec3n sang thi c\u00f4ng ph\u1ea7n m\u1eb7t \u0111\u01b0\u1eddng. Tr\u01b0\u1edbc khi thi c\u00f4ng m\u1eb7t \u0111\u01b0\u1eddng, ti\u1ebfn h\u00e0nh b\u00f9 l\u00fan b\u1eb1ng v\u1eadt li\u1ec7u t\u01b0\u01a1ng t\u1ef1 c\u0103n c\u1ee9 theo \u0111\u1ed9 l\u00fan th\u1ef1c t\u1ebf ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n

– Trong khi thi c\u00f4ng kh\u00f4ng t\u1eadp k\u1ebft v\u1eadt li\u1ec7u th\u00e0nh \u0111\u1ed1ng l\u1edbn, kh\u00f4ng t\u1eadp trung nhi\u1ec1u xe m\u00e1y thi c\u00f4ng tr\u00ean n\u1ec1n \u0111\u1eafp ( k\u1ec3 c\u1ea3 trong th\u1eddi gian ch\u1edd c\u1ed1 k\u1ebft).<\/p>\n

 <\/p>\n

III.\u00a0\u00a0\u00a0 \u00a0 THI C\u00d4NG PH\u1ea6N B\u00ca T\u00d4NG, BTCT<\/span> <\/strong><\/h5>\n

1. N\u1ed9i dung c\u00f4ng vi\u1ec7c:<\/em><\/p>\n

– Chu\u1ea9n b\u1ecb m\u1eb7t b\u1eb1ng: \u0111\u00e0o c\u00e2y c\u1ecf, tu\u00e2n th\u1ee7 theo ti\u00eau chu\u1ea9n thi c\u00f4ng v\u00e0 nghi\u1ec7m thu c\u00f4ng t\u00e1c \u0111\u1ea5t. Khi \u0111\u00e0o thi c\u00f4ng ch\u00fa \u00fd \u0111\u00e0o \u0111\u00fang nh\u01b0 h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n

– Chu\u1ea9n b\u1ecb m\u1eb7t b\u1eb1ng v\u00e0 ti\u1ebfn h\u00e0nh \u0111\u1ed5 t\u1ea5m b\u00ea t\u00f4ng c\u1ea5u ki\u1ec7n \u0111\u00fac s\u1eb5n, k\u00edch th\u01b0\u1edbc s\u1ed1 l\u01b0\u1ee3ng ch\u1ee7ng lo\u1ea1i theo h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf \u0111\u00e3 \u0111\u01b0\u1ee3c duy\u1ec7t t\u1ea1i b\u00e3i \u0111\u00fac \u0111\u01b0\u1ee3c nh\u00e0 th\u1ea7u b\u1ed1 tr\u00ed. Tu\u00e2n th\u1ee7 theo ti\u00eau chu\u1ea9n thi c\u00f4ng v\u00e0 nghi\u1ec7m thu c\u00f4ng t\u00e1c b\u00ea t\u00f4ng.<\/p>\n

– \u0110\u00e0o \u0111\u1ea5t h\u1ed1 : \u0111\u1ed5 b\u00ea t\u00f4ng b\u1eb1ng m\u00e1y k\u1ebft h\u1ee3p th\u1ee7 c\u00f4ng.<\/p>\n

– L\u1eafp \u0111\u1eb7t t\u1ea5m b\u00ea t\u00f4ng \u0111\u00fac s\u1eb5n b\u1eb1ng m\u00e1y k\u1ebft h\u1ee3p th\u1ee7 c\u00f4ng.<\/p>\n

Thi\u1ebft b\u1ecb thi c\u00f4ng bao g\u1ed3m:<\/em><\/p>\n\n\n\n\n
\n

Lo\u1ea1i thi\u1ebft b\u1ecb<\/p>\n<\/td>\n

\n

C\u00f4ng su\u1ea5t ho\u1ea1t \u0111\u1ed9ng<\/p>\n<\/td>\n

\n

S\u1ed1 l\u01b0\u1ee3ng<\/p>\n<\/td>\n<\/tr>\n

– M\u00e1y \u1ee7i<\/p>\n

– M\u00e1y x\u00fac<\/p>\n

– \u0110\u1ea7m b\u00e0n, \u0111\u1ea7m c\u00f3c<\/p>\n

– C\u1ea7n c\u1ea9u<\/p>\n

– \u00d4 t\u00f4 v\u1eadn chuy\u1ec3n<\/p>\n

– M\u00e1y tr\u1ed9n b\u00ea t\u00f4ng<\/td>\n

\n

110CV<\/p>\n

dung t\u00edch g\u1ea7u 0.8m3<\/p>\n

7t\u1ea5n<\/p>\n

7 t\u1ea5n<\/p>\n

250l\u00edt<\/p>\n<\/td>\n

\n

01<\/p>\n

01<\/p>\n

06<\/p>\n

01<\/p>\n

02<\/p>\n

01<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/div>\n

2. Bi\u1ec7n ph\u00e1p thi c\u00f4ng:<\/em><\/p>\n

Sau khi chu\u1ea9n b\u1ecb xong m\u1eb7t b\u1eb1ng thi c\u00f4ng v\u00e0 \u1ed5n \u0111\u1ecbnh t\u1ed5 ch\u1ee9c t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, song song v\u1edbi vi\u1ec7c thi c\u00f4ng ph\u1ea7n n\u1ec1n m\u1eb7t \u0111\u01b0\u1eddng, nh\u00e0 th\u1ea7u ch\u00fang t\u00f4i ti\u1ebfn h\u00e0nh s\u1ea3n xu\u1ea5t c\u1ea5u ki\u1ec7n tuy nen v\u00e0 k\u1ebft c\u1ea5u t\u1ea5m \u0111an \u0111\u00fac s\u1eafn, k\u1ebft c\u1ea5u b\u00ea t\u00f4ng c\u1ed1t th\u00e9p \u0111\u00e1 1 x 2, m\u00e1c 200. Vi\u1ec7c gia c\u00f4ng c\u1ed1t th\u00e9p tuy nen v\u00e0 t\u1ea5m \u0111an fi<=10 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong nh\u00e0 x\u01b0\u1edfng t\u1ea1i c\u00f4ng tr\u01b0\u1eddng v\u00e0 v\u1eadn chuy\u1ec3n \u0111\u1ebfn b\u00e3i \u0111\u00fac b\u1eb1ng th\u1ee7 c\u00f4ng.<\/strong><\/p>\n

–\u00a0\u00a0 Gia c\u00f4ng v\u00e1n khu\u00f4n:<\/p>\n

+\u00a0 C\u0103n c\u1ee9 v\u00e0o h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt thi c\u00f4ng, nh\u00e0 th\u1ea7u ti\u1ebfn h\u00e0nh thi\u1ebft k\u1ebf, gia c\u00f4ng c\u00e1c b\u1ed9 v\u00e1n khu\u00f4n th\u00e9p v\u1edbi k\u00edch c\u1ee1 ph\u00f9 h\u1ee3p, sau khi \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ef1 ki\u1ec3m tra th\u1ed1ng nh\u1ea5t c\u1ee7a k\u1ef9 s\u01b0 T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t.<\/p>\n

+\u00a0 C\u00e1c b\u1ed9 v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c gia c\u00f4ng ch\u00ednh x\u00e1c, th\u00e1o d\u1ee1 d\u1ec5 d\u00e0ng \u0111\u1ea3m b\u1ea3o thu\u1eadn ti\u1ec7n cho c\u00f4ng t\u00e1c \u0111\u1ed5 BT sau n\u00e0y.<\/p>\n

– C\u00f4ng t\u00e1c gia c\u00f4ng th\u00e9p c\u00e1c lo\u1ea1i:<\/p>\n

* T\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i th\u00e9p d\u00f9ng cho c\u00f4ng tr\u00ecnh \u0111\u1ec1u ph\u1ea3i c\u00f3 phi\u1ebfu ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng, y\u00eau c\u1ea7u ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea3m b\u1ea3o \u0111\u00fang ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng th\u00e9p c\u00e1n n\u00f3ng th\u1ee7 c\u00f4ng.<\/p>\n

– Sai l\u1ec7ch v\u1ec1 k\u00edch th\u01b0\u1edbc: m\u1ed7i m\u00e9t chi\u1ec1u d\u00e0i kh\u00f4ng qu\u00e1 5mm, to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i kh\u00f4ng qu\u00e1 20mm.<\/p>\n

* Sai l\u1ec7ch v\u1ec1 v\u1ecb tr\u00ed \u0111i\u1ec3m u\u1ed1n: To\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i kh\u00f4ng qu\u00e1 20mm.<\/p>\n

* Sai l\u1ec7ch v\u1ec1 g\u00f3c u\u1ed1n: Kh\u00f4ng qu\u00e1 30<\/sup>.<\/p>\n

* Sai l\u1ec7ch v\u1ec1 k\u00edch th\u01b0\u1edbc u\u1ed1n: Kh\u00f4ng qu\u00e1 chi\u1ec1u d\u00e0y l\u1edbp b\u00ea t\u00f4ng b\u1ea3o v\u1ec7.<\/p>\n

* \u0110\u1ed1i v\u1edbi c\u00e1c c\u1ea5u ki\u1ec7n \u0111\u1ecbnh h\u00ecnh th\u00ec ta c\u1eaft m\u1ed9t thanh m\u1eabu cho t\u1ea5t c\u1ea3 c\u00e1c thanh c\u00f3 k\u00edch th\u01b0\u1edbc gi\u1ed1ng nhau v\u00e0 \u0111\u00e1nh d\u1ea5u thanh m\u1eabu r\u1ed3i c\u1ee9 th\u1ebf gia c\u00f4ng theo c\u00e1c m\u1eabu \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ban \u0111\u1ea7u. Sau khi s\u1eaft th\u00e9p \u0111\u01b0\u1ee3c u\u1ed1n ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc c\u1ee7a thi\u1ebft k\u1ebf. S\u1ea3n ph\u1ea9m th\u00e9p \u0111\u00e3 c\u1eaft u\u1ed1n \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh ki\u1ec3m tra theo t\u1eebng lo\u1ea1i, t\u1eebng l\u00f4 c\u1ee9 100 thanh th\u00e9p \u0111\u00e3 c\u1eaft u\u1ed1n th\u00ec l\u1ea5y 5 thanh \u0111\u1ec3 ki\u1ec3m tra. Tri s\u1ed1 sai l\u1ec7ch kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 c\u00e1c gi\u00e1 tr\u1ecb s\u00e1i s\u1ed1 cho ph\u00e9p.<\/p>\n

Th\u00e9p \u0111\u01b0\u1ee3c gia c\u00f4ng r\u1ed3i t\u1eadp k\u1ebft theo t\u01b0ng l\u00f4 \u0111\u1ec3 tr\u00e1nh nh\u1ea7m l\u1eabn.<\/p>\n

* Li\u00ean k\u1ebft h\u00e0n ph\u1ea3i c\u00f3 b\u1ec1 m\u1eb7t nh\u1eb5n, kh\u00f4ng ch\u00e1y, kh\u00f4ng \u0111\u1ee9t qu\u00e3ng, kh\u00f4ng thu h\u1eb9p c\u1ee5c b\u1ed9, kh\u00f4ng c\u00f3 b\u1ecdt, \u0111\u1ea3m b\u1ea3o chi\u1ec1u d\u00e0i, chi\u1ec1u cao \u0111\u01b0\u1eddng h\u00e0n theo thi\u1ebft k\u1ebf.<\/p>\n

* C\u00e1c sai l\u1ec7ch cho ph\u00e9p \u0111\u1ed1i v\u1edbi s\u1ea3n ph\u1ea9m th\u00e9p v\u00e0 sai l\u1ec7ch cho ph\u00e9p \u0111\u1ed1i v\u1edbi m\u1ed1i h\u00e0n kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 quy \u0111\u1ecbnh cho ph\u00e9p.<\/p>\n

* Kh\u00f4ng n\u1ed1i \u1edf c\u00e1c v\u1ecb tr\u00ed ch\u1ecbu l\u1ef1c v\u00e0 ch\u1ed7 u\u1ed1n cong. Trong m\u1ed9t m\u1eb7t c\u1eaft ngang c\u1ee7a ti\u1ebft di\u1ec7n k\u1ebft c\u1ea5u kh\u00f4ng n\u1ed1i qu\u00e1 25% di\u1ec7n t\u00edch t\u1ed5ng c\u1ed9ng c\u1ee7a c\u1ed1t th\u00e9p ch\u1ecbu l\u1ef1c \u0111\u1ed1i v\u1edbi c\u1ed1t th\u00e9p tr\u00f2n tr\u01a1n v\u00e0 kh\u00f4ng qu\u00e1 50% \u0111\u1ed1i v\u1edbi c\u1ed1t th\u00e9p c\u00f3 g\u1edd. Khi \u0111\u01b0\u1eddng k\u00ednh c\u1ed1t th\u00e9p \u00b3 20mm th\u00ec kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i bu\u1ed9c, m\u00e0 ph\u1ea3i n\u1ed1i c\u1ed1t th\u00e9p theo ph\u01b0\u01a1ng ph\u00e1p h\u00e0n.<\/p>\n

* V\u1eadn chuy\u1ec3n th\u00e9p b\u00e1n th\u00e0nh ph\u1ea9m ph\u1ea3i c\u1ea7n \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n

+ Kh\u00f4ng l\u00e0m h\u01b0 h\u1ecfng, bi\u1ebfn d\u1ea1ng s\u1ea3n ph\u1ea9m.<\/p>\n

+ Th\u00e9p t\u1eebng thanh n\u00ean bu\u1ed9c th\u00e0nh t\u1eebng l\u00f4 theo ch\u1ee7ng lo\u1ea1i v\u00e0 s\u1ed1 l\u01b0\u1ee3ng \u0111\u1ec3 tr\u00e1nh nh\u1ea7m l\u1eabn khi s\u1eed d\u1ee5ng.<\/p>\n

* L\u1eafp d\u1ef1ng th\u00e9p b\u00e1n th\u00e0nh ph\u1ea9m c\u1ea7n tho\u1ea3 m\u00e3n c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n

+ B\u1ed9 ph\u1eadn l\u1eafp d\u1ef1ng tr\u01b0\u1edbc kh\u00f4ng g\u00e2y tr\u1edf ng\u1ea1i cho b\u1ed9 ph\u1eadn l\u1eafp d\u1ef1ng sau.<\/p>\n

+ C\u00f3 bi\u1ec7n ph\u00e1p \u1ed5n \u0111\u1ecbnh s\u1ea3n ph\u1ea9m cho qu\u00e1 tr\u00ecnh \u0111\u1ed5 b\u00ea t\u00f4ng.<\/p>\n

+ C\u00e1c con k\u00ea (\u0111\u1ed1i v\u1edbi c\u1ed1t th\u00e9p trong b\u00ea t\u00f4ng) \u0111\u1eb7t t\u1ea1i v\u1ecb tr\u00ed th\u00edch h\u1ee3p tu\u1ef3 theo m\u1eadt \u0111\u1ed9 c\u1ed1t th\u00e9p nh\u01b0ng kh\u00f4ng l\u1edbn h\u01a1n 1m m\u1ed9t \u0111i\u1ec3m k\u00ea. Con k\u00ea c\u00f3 chi\u1ec1u d\u00e0y b\u1eb1ng l\u1edbp b\u00ea t\u00f4ng b\u1ea3o v\u1ec7 c\u1ed1t th\u00e9p v\u00e0 b\u1eb1ng c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u kh\u00f4ng \u0103n m\u00f2n c\u1ed1t th\u00e9p cho ph\u00e9p n\u1ed1i v\u1edbi c\u1ed1t th\u00e9p \u0111\u00e3 l\u1eafp d\u1ef1ng theo c\u00e1c quy \u0111\u1ecbnh t\u1ea1i b\u1ea3ng 9 c\u1ee7a TCVN 4453 – 1995.<\/p>\n

– C\u00f4ng t\u00e1c \u0111\u1ed5 BT:<\/p>\n

+\u00a0\u00a0 Ti\u1ebfn h\u00e0nh l\u00e0m th\u00ed nghi\u1ec7m ki\u1ec3m tra c\u00e1c ch\u1ec9 ti\u00eau c\u01a1 l\u00fd c\u1ee7a v\u1eadt li\u1ec7u d\u00f9ng trong BT, thi\u1ebft k\u1ebf m\u1eabu ti\u00eau chu\u1ea9n cho t\u1eebng lo\u1ea1i m\u00e1c BT y\u00eau c\u1ea7u.<\/p>\n

+\u00a0\u00a0 H\u1ed7n h\u1ee3p BTXM \u0111\u01b0\u1ee3c tr\u1ed9n b\u1eb1ng m\u00e1y tr\u1ed9n c\u00f3 dung t\u00edch 250 l\u00edt, th\u00e0nh ph\u1ea7n c\u1ea5p ph\u1ed1i t\u1ef7 l\u1ec7 n\u01b0\u1edbc, l\u01b0\u1ee3ng xi m\u0103ng \u0111\u01b0\u1ee3c pha tr\u1ed9n theo th\u00e0nh ph\u1ea7n ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft k\u1ebf m\u1eabu.<\/p>\n

+\u00a0\u00a0 Ti\u1ebfn h\u00e0nh \u0111\u1ed5 BT c\u00e1c vi\u00ean \u1ed1p m\u00e1i khi \u0111\u00e3 ho\u00e0n t\u1ea5t c\u00e1c c\u00f4ng vi\u1ec7c l\u1eafp \u0111\u1eb7t v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c k\u1ef9 s\u01b0 TVGS ch\u1ea5p nh\u1eadn.<\/p>\n

+\u00a0 \u0110\u1ea7m n\u00e9n ch\u1ec9nh s\u1eeda c\u1ea5u ki\u1ec7n BTXM b\u1eb1ng\u00a0 nh\u00e2n c\u00f4ng theo \u0111\u00fang y\u00eau c\u1ea7u thi\u1ebft k\u1ebf v\u1edbi c\u00e1c d\u1ee5ng c\u1ee5 c\u1ea7m tay ( bay, b\u00e0n xoa..).<\/p>\n

+\u00a0\u00a0 Th\u00e1o d\u1ee1 v\u00e1n khu\u00f4n sau th\u1eddi gian BT \u0111\u00e3 \u0111\u1ea1t 25% c\u01b0\u1eddng \u0111\u1ed9 thi\u1ebft k\u1ebf.<\/p>\n

+\u00a0 B\u1ea3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng trong th\u1eddi gian 14 ng\u00e0y, trong th\u1eddi gian n\u00e0y lu\u00f4n \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ea9m th\u00edch h\u1ee3p.<\/p>\n

2.3 \u0110\u1ed5 b\u00ea t\u00f4ng <\/em><\/p>\n

\u0110\u1ea7m th\u1ee7 c\u00f4ng n\u1ec1n \u0111\u00e0o \u0111\u1ea3m b\u1ea3o n\u1ec1n thi c\u00f4ng k\u00e8 kh\u00f4ng b\u1ecb l\u00fan trong qu\u00e1 tr\u00ecnh thi c\u00f4ng v\u00e0 s\u1eed d\u1ee5ng. Thi\u1ebft b\u1ecb \u0111\u1ea7m c\u00f3 th\u1ec3 l\u00e0 \u0111\u1ea7m b\u00e0n, \u0111\u1ea7m c\u00f3c…<\/p>\n

R\u1ea3i l\u1edbp \u0111\u00e1 d\u0103m \u0111\u1ec7m d\u00e0y 10cm v\u00e0 ti\u1ebfp t\u1ee5c \u0111\u1ea7m l\u00e8n th\u1ee7 c\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u1eb7t cho n\u1ec1n thi c\u00f4ng k\u00e8 ch\u00e2n.<\/p>\n

L\u1eafp \u0111\u1eb7t v\u00e1n khu\u00f4n, v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng g\u1ed7 t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng, gia c\u00f4ng cho ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh d\u1ea1ng k\u00e8.<\/p>\n

L\u1eafp \u0111\u1eb7t v\u00e1n khu\u00f4n \u0111\u1ea3m b\u1ea3o k\u00edn kh\u00edt, v\u1eefng ch\u1eafc trong qu\u00e1 tr\u00ecnh \u0111\u1ed5 b\u00ea t\u00f4ng.<\/p>\n

B\u00ea t\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed9n b\u1eb1ng m\u00e1y tr\u1ed9n dung t\u00edch 250 l\u00edt \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u01b0\u1ee3c s\u1ef1 ch\u1ea5p thu\u1eadn c\u1ee7a TVGS tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh \u0111\u1ed5 b\u00ea t\u00f4ng.<\/p>\n

V\u1eadn chuy\u1ec3n b\u00ea t\u00f4ng b\u1eb1ng b\u0103ng chuy\u1ec1n ho\u1eb7c x\u00f4 th\u00f9ng v\u00e0 \u0111\u1ea3m b\u1ea3o b\u00ea t\u00f4ng kh\u00f4ng b\u1ecb ph\u00e2n t\u1ea7ng trong qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\n

B\u1ea3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng trong th\u1eddi gian ninh k\u1ebft \u0111\u1ea1t c\u01b0\u1eddng \u0111\u1ed9 thi\u1ebft k\u1ebf. Th\u00e1o d\u1ee1 v\u00e1n khu\u00f4n khi b\u00ea t\u00f4ng \u0111\u1ea1t 75% c\u01b0\u1eddng \u0111\u1ed9 thi\u1ebft k\u1ebf.<\/p>\n

N\u1ebfu \u0111o\u1ea1n k\u00e8 ch\u00e2n qu\u00e1 d\u00e0i, ti\u1ebfn h\u00e0nh chia \u0111o\u1ea1n \u0111\u1ec3 thi c\u00f4ng c\u0103n c\u1ee9 v\u00e0o \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng. T\u1ea1i c\u00e1c \u0111\u1ea7u n\u1ed1i ph\u1ea3i \u0111\u01b0\u1ee3c v\u1ec7 sinh l\u00e0m s\u1ea1ch tr\u01b0\u1edbc khi thi c\u00f4ng \u0111o\u1ea1n ti\u1ebfp theo.<\/p>\n

Thi c\u00f4ng ch\u00e8n \u0111\u00e1 h\u1ed9c khi \u0111\u00e3 th\u00e1o r\u1ee1 v\u00e1n khu\u00f4n k\u00e8. \u0110\u00e1 \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n \u0111\u1ebfn v\u1ecb tr\u00ed thi c\u00f4ng b\u1eb1ng \u00f4 t\u00f4 v\u00e0\u00a0 thi c\u00f4ng \u0111\u1eafp \u0111\u00e1 b\u1eb1ng th\u1ee7 c\u00f4ng. C\u00f4ng nh\u00e2n s\u1ebd ch\u00e8n ch\u1eb7t c\u00e1c vi\u00ean \u0111\u00e1 h\u1ed9c theo \u0111\u00fang k\u00edch th\u01b0\u1edbc nh\u01b0 h\u00ecnh v\u1ebd v\u00e0 s\u1ef1 ch\u1ec9 \u0111\u1ea1o c\u1ee7a TVGS.<\/p>\n

 <\/p>\n

2.4. Bi\u1ec7n ph\u00e1p \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed1i v\u1edbi c\u00f4ng t\u00e1c b\u00ea t\u00f4ng:<\/em><\/p>\n

a. Thi\u1ebft k\u1ebf th\u00e0nh ph\u1ea7n c\u1ea5p ph\u1ed1i c\u1ee7a h\u1ed7n h\u1ee3p.<\/em><\/p>\n

Tr\u01b0\u1edbc khi thi c\u00f4ng, Nh\u00e0 th\u1ea7u thi\u1ebft k\u1ebf th\u00e0nh ph\u1ea7n c\u1ea5p ph\u1ed1i b\u00ea t\u00f4ng, v\u1eefa cho lo\u1ea1i v\u1eadt li\u1ec7u c\u1ee5 th\u1ec3 m\u00e0 m\u00ecnh \u0111ang d\u00f9ng v\u00e0 ph\u1ea3i tr\u00ecnh cho T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t ki\u1ec3m tra. \u0110\u01b0\u1ee3c s\u1ef1 \u0111\u1ed3ng\u00a0 \u00fd c\u1ee7a T\u01b0 v\u1ea5n gi\u00e1m s\u00e1t nh\u00e0 th\u1ea7u m\u1edbi ti\u1ebfn h\u00e0nh tr\u1ed9n v\u1eadt li\u1ec7u \u0111\u1ec3 ti\u1ebfn h\u00e0nh c\u00f4ng t\u00e1c \u0111\u1ed5 b\u00ea t\u00f4ng c\u00e1c c\u1ea5u ki\u1ec7n.<\/p>\n

b. Thi\u1ebft b\u1ecb.<\/em><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u00e1y tr\u1ed9n t\u1ef1 h\u00e0nh 250L.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1ea7m d\u00f9i.<\/p>\n

c. Tr\u1ed9n b\u00ea t\u00f4ng:<\/em><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Chu\u1ea9n b\u1ecb thi\u1ebft b\u1ecb c\u00e2n \u0111ong ch\u00ednh x\u00e1c.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1ed5 kho\u1ea3ng 15 – 20% l\u01b0\u1ee3ng n\u01b0\u1edbc y\u00eau c\u1ea7u cho 1 m\u1ebb tr\u1ed9n v\u00e0o th\u00f9ng tr\u1ed9n. Sau \u0111\u00f3 cho h\u1ed7n h\u1ee3p xi m\u0103ng, c\u1ed1t li\u1ec7u (c\u00e1t, \u0111\u00e1) v\u00e0o c\u00f9ng 1 l\u00fac. Trong qu\u00e1 tr\u00ecnh tr\u1ed9n c\u1ed1t li\u1ec7u ta \u0111\u1ed3ng th\u1eddi s\u1ebd \u0111\u1ed5 n\u1ed1t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u00f2n l\u1ea1i cho \u0111\u1ebfn h\u1ebft.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Y\u00eau c\u1ea7u: h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng sau khi tr\u1ed9n ph\u1ea3i th\u1eadt nhuy\u1ec5n, \u0111\u1ec1u.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1ec3 b\u1ea3o \u0111\u1ea3m ch\u00ednh x\u00e1c th\u00ec m\u1ed7i ng\u00e0y Nh\u00e0 th\u1ea7u s\u1ebd x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng n\u01b0\u1edbc m\u01b0a hay \u0111\u1ed9 \u1ea9m trong c\u1ed1t li\u1ec7u \u0111\u00e1, c\u00e1t.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Khi kh\u1ed1i l\u01b0\u1ee3ng b\u00ea t\u00f4ng \u00edt, c\u00f3 th\u1ec3 tr\u1ed9n b\u1eb1ng th\u1ee7 c\u00f4ng.<\/p>\n

d. \u0110\u1ed5 b\u00ea t\u00f4ng:<\/em><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Chi\u1ec1u cao \u0111\u1ed5 t\u1ed1i \u0111a l\u00e0 1.5m \u0111\u1ec3 tr\u00e1nh cho BT b\u1ecb ph\u00e2n t\u1ea7ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Th\u1eddi gian b\u1eaft \u0111\u1ea7u ninh k\u1ebft c\u1ee7a xi m\u0103ng: 120 ph\u00fat k\u1ec3 t\u1eeb l\u00fac cho n\u01b0\u1edbc. N\u1ebfu mu\u1ed1n k\u00e9o d\u00e0i ph\u1ea3i d\u00f9ng ph\u1ee5 gia.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ph\u1ea3i \u0111\u1ea7m ch\u1eb7t h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng \u0111\u1ea3m b\u1ea3o tr\u00e1nh b\u1ecb r\u1ed7, \u0111\u1ea7m t\u1edbi khi n\u01b0\u1edbc v\u00e0 b\u1ecdt kh\u00ed n\u1ed5i l\u00ean b\u1ec1 m\u1eb7t th\u00ec th\u00f4i.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ch\u00fa \u00fd \u0111\u1ea7m \u0111\u1ec1u v\u00e0 \u0111\u1ea7m k\u1ef9 t\u1ea1i c\u00e1c g\u00f3c, c\u1ea1nh.<\/p>\n

e. B\u1ea3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng v\u00e0 th\u00e1o d\u1ee1 v\u00e1n khu\u00f4n.<\/em><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Sau khi \u0111\u1ed5, BT c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o d\u01b0\u1ee1ng trong \u0111i\u1ec1u ki\u1ec7n \u1ea9m t\u1ed1i thi\u1ec3u l\u00e0 7 ng\u00e0y khi tr\u1eddi n\u1eafng, 4 ng\u00e0y khi tr\u1eddi m\u01b0a, r\u00e2m.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Vi\u1ec7c th\u00e1o d\u1ee1 v\u00e1n khu\u00f4n ph\u1ea3i c\u0103n c\u1ee9 v\u00e0o \u0111\u1eb7c t\u00ednh ch\u1ecbu l\u1ef1c c\u1ee7a k\u1ebft c\u1ea5u. V\u1edbi k\u1ebft c\u1ea5u ch\u1ecbu l\u1ef1c, ch\u1ec9 \u0111\u01b0\u1ee3c th\u00e1o d\u1ee1 khi b\u00ea t\u00f4ng \u0111\u00e3 \u0111\u1ee7 c\u01b0\u1eddng \u0111\u1ed9 thi\u1ebft k\u1ebf, v\u1edbi k\u1ebft c\u1ea5u t\u1ea5m b\u1ea3n \u0111\u00fac s\u1eb5n th\u00ec v\u00e1n khu\u00f4n th\u00e0nh xung quanh c\u00f3 th\u1ec3 d\u1ee1 r\u1ea5t s\u1edbm khi b\u00ea t\u00f4ng \u0111\u1ea1t 25% c\u01b0\u1eddng \u0111\u1ed9.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Khi th\u00e1o d\u1ee1 v\u00e1n khu\u00f4n, n\u1ebfu b\u1ec1 m\u1eb7t b\u00ea t\u00f4ng c\u00f3 khuy\u1ebft t\u1eadt th\u00ec ph\u1ea3i ti\u1ebfn h\u00e0nh s\u1eeda ch\u1eefa c\u00e1c khuy\u1ebft t\u1eadt \u0111\u00f3 cho \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt \u2013 m\u1ef9 thu\u1eadt.<\/p>\n

f. C\u00f4ng t\u00e1c ki\u1ec3m tra.<\/em><\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Vi\u1ec7c ki\u1ec3m tra \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf t\u1ea5t c\u1ea3 c\u00e1c kh\u00e2u theo tr\u00ecnh t\u1ef1 tr\u00ean: t\u1eeb ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u, c\u00f4ng t\u00e1c l\u1eafp \u0111\u1eb7t v\u00e1n khu\u00f4n, c\u00f4ng t\u00e1c c\u1ed1t th\u00e9p, c\u00f4ng t\u00e1c tr\u1ed9n, \u0111\u1ed5, b\u00e3o d\u01b0\u1ee1ng b\u00ea t\u00f4ng, . . .<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ti\u1ebfn h\u00e0nh \u0111\u00fac m\u1eabu th\u00ed nghi\u1ec7m x\u00e1c \u0111\u1ecbnh m\u00e1c c\u1ee7a b\u00ea t\u00f4ng. M\u1eabu \u0111\u00fac 15x15x15cm.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 N\u00e9n m\u1eabu theo t\u1eebng giao \u0111o\u1ea1n: giai \u0111o\u1ea1n 1: \u00e9p m\u1eabu sau 7 ng\u00e0y th\u00ec c\u01b0\u1eddng \u0111\u1ed9 BT ph\u1ea3i \u0111\u1ea1t \u0111\u01b0\u1ee3c 65% m\u00e1c thi\u1ebft k\u1ebf, sau 28 ng\u00e0y ph\u1ea3i \u0111\u1ea1t \u0111\u01b0\u1ee3c 100% m\u00e1c thi\u1ebft k\u1ebf.<\/p>\n

 <\/p>\n

IV. THI C\u00d4NG X\u00c2Y \u0110\u00c1 H\u1ed8C:<\/strong><\/span><\/h5>\n

+ C\u1ea5p ph\u1ed1i v\u1eefa x\u00e2y \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo 14TCN80-90 v\u00e0 QPTL2.66.<\/p>\n

+ Xim\u0103ng, c\u00e1t v\u00e0 n\u01b0\u1edbc \u0111\u1ec3 ch\u1ebf t\u1ea1o v\u1eefa x\u00e2y tr\u00e1t ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u \u0111\u00e3 tr\u00ecnh b\u00e0y trong ph\u1ea7n v\u1eadt li\u1ec7u.<\/p>\n

+ Nh\u00e0 th\u1ea7u ch\u00fang t\u00f4i s\u1ebd \u0111\u00f3ng c\u00e1c h\u1ed9c \u0111ong \u0111\u1ec3 \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00e1c v\u1eadt li\u1ec7u th\u00e0nh ph\u1ea7n \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a v\u1eadt li\u1ec7u s\u1eed d\u1ee5ng, kh\u00f4ng \u0111\u01b0\u1ee3c sai l\u1ec7ch qu\u00e1 2% so v\u1edbi c\u1ea5p ph\u1ed1i qui \u0111\u1ecbnh. V\u1eefa x\u00e2y tr\u00e1t \u0111\u01b0\u1ee3c tr\u1ed9n b\u1eb1ng m\u00e1y dung t\u00edch 250 l\u00edt.<\/p>\n

+ B\u1ed1 tr\u00ed c\u00e1c b\u00e3i tr\u1ed9n th\u00edch h\u1ee3p: s\u00e2n l\u00e1ng b\u00ea t\u00f4ng, t\u1ea5m t\u00f4n … \u0111\u1ec3 v\u1eefa sau khi tr\u1ed9n kh\u00f4ng l\u1eabn c\u00e1c t\u1ea1p ch\u1ea5t v\u00e0 kh\u00f4ng b\u1ecb r\u00fat m\u1ea5t n\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 d\u1ebbo d\u1ef1 ki\u1ebfn. \u0110\u1ed3ng th\u1eddi ch\u00fang t\u00f4i s\u1ebd c\u00f3 bi\u1ec7n ph\u00e1p v\u1eadn chuy\u1ec3n v\u1eefa th\u00edch h\u1ee3p \u0111\u1ec3 v\u1eefa kh\u00f4ng b\u1ecb ph\u00e2n t\u1ea7ng trong khi v\u1eadn chuy\u1ec3n.<\/p>\n

+ Ti\u1ebfn h\u00e0nh th\u00ed nghi\u1ec7m x\u00e1c \u0111\u1ecbnh th\u1eddi gian b\u1eaft \u0111\u1ea7u ninh k\u1ebft c\u1ee7a v\u1eefa n\u1ebfu c\u00e1n b\u1ed9 gi\u00e1m s\u00e1t k\u1ef9 thu\u1eadt c\u1ee7a Ch\u1ee7 \u0111\u1ea7u t\u01b0 y\u00eau c\u1ea7u. V\u1eefa ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u01b0\u1edbc th\u1eddi gian qui \u0111\u1ecbnh:<\/p>\n

– Kh\u00f4ng qu\u00e1 1 gi\u1edd 30 ph\u00fat n\u1ebfu nhi\u1ec7t \u0111\u1ed9 ngo\u00e0i tr\u1eddi d\u01b0\u1edbi 20o C.<\/p>\n

– Kh\u00f4ng qu\u00e1 1 gi\u1edd n\u1ebfu nhi\u1ec7t \u0111\u1ed9 ngo\u00e0i tr\u1eddi t\u1eeb 21o C \u0111\u1ebfn 32o C<\/p>\n

– Kh\u00f4ng qu\u00e1 30 ph\u00fat n\u1ebfu nhi\u1ec7t \u0111\u1ed9 ngo\u00e0i tr\u1eddi l\u1edbn h\u01a1n 32o C.<\/p>\n

+ V\u1eefa x\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00fac 1 nh\u00f3m 3 m\u1eabu th\u00ed nghi\u1ec7m \u0111\u1ec3 ki\u1ec3m tra c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n. M\u1eabu \u0111\u00fac t\u1ea1i v\u1ecb tr\u00ed x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh v\u00e0 c\u00f3 ch\u1ee9ng th\u1ef1c c\u1ee7a ch\u1ee7 \u0110\u1ea7u t\u01b0.<\/p>\n

+ Tr\u01b0\u1edbc khi x\u00e2y \u0111\u00e1 tr\u00ean n\u1ec1n \u0111\u1ea5t ph\u1ea3i b\u00f3c h\u1ebft l\u1edbp \u0111\u1ea5t h\u1eefu c\u01a1, \u0111\u1ea5t b\u00f9n \u0111\u1ea5t c\u00f3 l\u1eabn v\u00f4i g\u1ea1ch n\u00e1t.<\/p>\n

+ Tr\u01b0\u1edbc khi x\u00e2y, \u0111\u00e1 \u0111\u01b0\u1ee3c t\u01b0\u1edbi n\u01b0\u1edbc s\u1ea1ch s\u1ebd kh\u00f4ng d\u00f9ng \u0111\u00e1 b\u1ea9n v\u00e0 kh\u00f4 \u0111\u1ec3 x\u00e2y.<\/p>\n

+ Trong tr\u01b0\u1eddng h\u1ee3p t\u01b0\u1eddng \u0111\u00e1 \u0111\u01b0\u1ee3c chia th\u00e0nh t\u1eebng \u0111o\u1ea1n th\u00ec ch\u1ed7 ng\u1eaft \u0111o\u1ea1n \u0111\u01b0\u1ee3c x\u00e2y gi\u1eadt c\u1ea5p.<\/p>\n

+ Khi x\u00e2y h\u00f2n \u0111\u00e1 ph\u1ea3i \u0111\u1eb7t n\u1eb1m, m\u1ea1ch x\u00e2y ph\u1ea3i no \u0111\u1ec1u, v\u1eefa d\u00e0y \u00edt nh\u1ea5t l\u00e0 3 cm \u0111\u1ed3ng th\u1eddi kh\u00f4ng \u0111\u01b0\u1ee3c x\u00e2y h\u00f2n \u0111\u00e1 tr\u1ef1c ti\u1ebfp t\u00ec nhau (kh\u00f4ng x\u00e2y khan). Kh\u00f4ng \u0111\u1eb7t \u0111\u00e1 tr\u01b0\u1edbc r\u1ed3i \u0111\u1ed5 v\u1eefa sau. Kh\u00f4ng d\u00f9ng \u0111\u00e1 d\u0103m \u0111\u1ec3 k\u00ea \u0111\u00e1 h\u1ed9c \u1edf m\u1ea1ch ngo\u00e0i.<\/p>\n

+ Kh\u00f4ng x\u00e2y tr\u00f9ng m\u1ea1ch \u1edf m\u1ea1ch ngo\u00e0i c\u0169ng nh\u01b0 trong \u0111\u00e1 x\u00e2y. M\u1ea1ch \u0111\u1ee9ng c\u1ee7a l\u1edbp \u0111\u00e1 tr\u00ean sole m\u1ea1ch \u0111\u1ee9ng c\u1ee7a l\u1edbp \u0111\u00e1 d\u01b0\u1edbi \u00edt nh\u1ea5t l\u00e0 8cm.<\/p>\n

+ C\u00e1c h\u00f2n \u0111\u00e1 x\u00e2y th\u00f4 m\u1ea1ch ngo\u00e0i c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn v\u00e0 ph\u1ea3i b\u1eb1ng ph\u1eb3ng.<\/p>\n

+ N\u1ebfu t\u01b0\u1eddng d\u00e0y 30cm th\u00ec \u00edt nh\u1ea5t trong m\u1ed7i\u00a0 m2<\/sup> c\u00f3 h\u00f2n \u0111\u00e1 c\u00f3 \u0111u\u00f4i d\u00e0i 30cm.<\/p>\n

+ Khi t\u1ea1m ng\u1eebng x\u00e2y ph\u1ea3i \u0111\u1ed5 v\u1eefa ch\u00e8n \u0111\u00e1 d\u0103m v\u00e0o h\u1ebft c\u00e1c m\u1ea1ch \u0111\u1ee9ng c\u1ee7a l\u1edbp \u0111\u00e1 tr\u00ean c\u00f9ng. Tr\u00ean m\u1eb7t l\u1edbp n\u00e0y kh\u00f4ng r\u1ea3i v\u1eefa.<\/p>\n

+ N\u1ebfu th\u1eddi gian ng\u1eebng x\u00e2y k\u00e9o d\u00e0i ho\u1eb7c nh\u1eefng \u0111o\u1ea1n x\u00e2y \u0111\u00e3 xong th\u00ec tr\u00ean m\u1eb7t c\u1ee7a t\u01b0\u1eddng ph\u1ea3i \u0111\u01b0\u1ee3c che ph\u1ee7 k\u00edn v\u00e0 ph\u1ea3i t\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd nh\u1ea5t l\u00e0 nh\u1eefng ng\u00e0y n\u1eafng hanh.<\/p>\n

+ Khi l\u1ea1i ti\u1ebfp t\u1ee5c x\u00e2y, tr\u00ean m\u1eb7t c\u1ee7a t\u01b0\u1eddng ph\u1ea3i qu\u00e9t d\u1ecdn h\u1ebft r\u00e1c b\u1ea9n v\u00e0 ph\u1ea3i t\u01b0\u1edbi n\u01b0\u1edbc cho \u0111\u1ee7 \u1ea9m nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c t\u01b0\u1edbi nhi\u1ec1u th\u00e0nh t\u1eebng v\u0169ng tr\u00ean m\u1eb7t.<\/p>\n

+ Kh\u00f4ng cho ph\u00e9p ng\u01b0\u1eddi v\u00e0 xe c\u1ed9 qua l\u1ea1i tr\u1ef1c ti\u1ebfp qua m\u1eb7t l\u1edbp \u0111\u00e1 \u0111ang x\u00e2y g\u00e2y ch\u1ea5n \u0111\u1ed9ng l\u00e0m long c\u00e1c m\u1ea1ch v\u1eefa b\u1eaft \u0111\u1ea7u \u0111\u00f4ng c\u1ee9ng \u0111\u1ec3 vi\u00ean \u0111\u00e1 m\u1edbi x\u00e2y xong kh\u00f4ng \u0111\u01b0\u1ee3c di \u0111\u1ed9ng. Trong tr\u01b0\u1eddng h\u1ee3p vi\u00ean \u0111\u00e1 b\u1ecb long m\u1ea1ch th\u00ec lo\u1ea1i b\u1ecf v\u1eefa x\u00e2y v\u00e0 thay th\u1ebf v\u1eefa x\u00e2y m\u1edbi.<\/p>\n

–\u00a0 Ti\u1ebfn h\u00e0nh b\u1ea3o d\u01b0\u1ee1ng li\u00ean t\u1ee5c kh\u1ed1i x\u00e2y trong 7 ng\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u ki\u1ec7n ninh k\u1ebft cho k\u1ebft c\u1ea5u. Trong th\u1eddi gian ti\u1ebfp theo cho \u0111\u1ebfn h\u1ebft th\u1eddi gian b\u1ea3o h\u00e0nh c\u00f4ng tr\u00ecnh ch\u00fang t\u00f4i s\u1ebd th\u01b0\u1eddng xuy\u00ean theo d\u00f5i t\u00ecnh tr\u1ea1ng k\u1ebft c\u1ea5u \u0111\u00e1 x\u00e2y, k\u1ecbp th\u1eddi ph\u00e1t hi\u1ec7n c\u00e1c khuy\u1ebft t\u1eadt (n\u1ebfu c\u00f3) \u0111\u1ec3 c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p x\u1eed l\u00fd th\u00edch h\u1ee3p<\/p>\n

 <\/p>\n

V. THI C\u00d4NG TR\u1ed2NG C\u1ece:<\/strong><\/span><\/h5>\n

1. N\u1ed9i dung c\u00f4ng vi\u1ec7c:<\/em><\/p>\n

C\u00f4ng t\u00e1c n\u00e0y bao g\u1ed3m vi\u1ec7c cung c\u1ea5p v\u00e0 \u0111\u1eb7t t\u1ea3ng c\u1ecf ( v\u1ea7ng c\u1ecf ) tr\u00ean c\u00e1c b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf chi ti\u1ebft trong h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t v\u00e0 theo ch\u1ec9 \u0111\u1ea1o c\u1ee7a TVGS hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n

2. Y\u00eau c\u1ea7u v\u1eadt li\u1ec7u:<\/em><\/p>\n

V\u1ea7ng c\u1ecf ph\u1ea3i \u0111\u00fang ch\u1ee7ng lo\u1ea1i thi\u1ebft k\u1ebf, c\u00f3 \u0111\u1eb7c t\u00ednh kho\u1ebb m\u1ea1nh – r\u1eadm – c\u00f3 s\u1ee9c ph\u00e1t tri\u1ec3n t\u1ed1t – v\u0129nh c\u1eedu v\u00e0 l\u00e0 lo\u1ea1i c\u1ecf c\u00f3 th\u1ec3 y\u00eau c\u1ea7u cung c\u1ea5p ngay \u0111\u01b0\u1ee3c t\u1ea1i c\u00e1c \u0111\u1ecba ph\u01b0\u01a1ng n\u00f3i chung, n\u01a1i c\u1ecf \u0111\u01b0\u1ee3c \u0111em s\u1eed d\u1ee5ng v\u00e0 kh\u00f4ng l\u1eabn c\u1ecf d\u1ea1i.<\/p>\n

T\u1ea3ng c\u1ecf \u0111\u01b0\u1ee3c c\u1eaft h\u00ecnh vu\u00f4ng \u0111\u1ec1u \u0111\u1eb7n, kho\u1ea3ng 300mm x 300mm, kh\u00f4ng n\u00ean l\u1edbn h\u01a1n \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho vi\u1ec7c v\u1eadn chuy\u1ec3n v\u00e0 thi c\u00f4ng.<\/p>\n

\u0110\u1ea3m b\u1ea3o t\u01b0\u1edbi \u0111\u1ee7 l\u01b0\u1ee3ng n\u01b0\u1edbc \u00edt nh\u1ea5t l\u00e0 12 gi\u1edd tr\u01b0\u1edbc khi c\u1eaft t\u1ec9a \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n t\u1ea3ng c\u1ecf c\u00f3 \u0111\u1ed9 \u1ea9m t\u1ed1t t\u1edbi chi\u1ec1u s\u00e2u ph\u1ea3i c\u1eaft \u0111\u1ec3 tr\u00e1nh l\u00e0m t\u0103ng c\u1ecf b\u1ecb c\u1eaft trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 s\u1ebd g\u00e2y ra b\u1ecb g\u00e3y ho\u1eb7c v\u1ee1 trong khi c\u1eaft.<\/p>\n

3. Bi\u1ec7n ph\u00e1p thi c\u00f4ng v\u00e0 ch\u1ebf \u0111\u1ed9 b\u1ea3o d\u01b0\u1ee1ng:<\/em><\/p>\n

– C\u00f4ng t\u00e1c tr\u1ed3ng c\u1ecf \u0111\u01b0\u1ee3c thi c\u00f4ng sau khi c\u00e1c t\u1ea5m \u1ed1p ta luy \u0111\u01b0\u1ee3c thi c\u00f4ng xong. C\u00e1c t\u1ea5m b\u00ea t\u00f4ng c\u00f3 l\u1ed7 tr\u1ed3ng c\u1ecf \u0111\u01b0\u1ee3c thi c\u00f4ng \u0111\u00fang v\u1ecb tr\u00ed theo thi\u1ebft k\u1ebf. \u0110\u1ea5t t\u1ea1i c\u00e1c l\u1ed7 tr\u1ed3ng c\u1ecf \u0111\u01b0\u1ee3c x\u1edbi b\u1eb1ng th\u1ee7 c\u00f4ng \u0111\u1ea3m b\u1ea3o t\u01a1i x\u1ed1p v\u00e0 kh\u00e1 m\u1ecbn v\u1edbi chi\u1ec1u s\u00e2u t\u1ed1i thi\u1ec3u 30mm.<\/p>\n

– N\u1ec1n \u0111\u1ea5t tr\u1ed3ng c\u1ecf ph\u1ea3i lu\u00f4n \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 \u0111\u1ed9 \u1ea9m. N\u1ebfu kh\u00f4 qu\u00e1 ph\u1ea3i ti\u1ebfn h\u00e0nh t\u01b0\u1edbi \u1ea9m cho n\u1ec1n \u0111\u1ee7 \u0111\u1ed9 \u1ea9m t\u1ef1 nhi\u00ean trong v\u00f2ng 24 gi\u1edd sau khi t\u1ea3ng c\u1ecf \u0111\u01b0\u1ee3c c\u1eaft.<\/p>\n

– \u0110\u1eb7t t\u1ea3ng c\u1ecf sao cho c\u00e1c m\u1ed1i n\u1ed1i t\u1ea1o ra do c\u00e1c \u0111\u1ea7u ti\u1ebfp x\u00e1c c\u1ee7a d\u1ea3i c\u1ecf kh\u00f4ng li\u00ean t\u1ee5c. M\u1ed7i t\u1ea3ng c\u1ecf ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t sao cho n\u00f3 kh\u00edt v\u1edbi t\u1ea3ng c\u1ecf \u0111\u1eb7t tr\u01b0\u1edbc \u0111\u00f3. T\u1ea3ng c\u1ecf \u0111\u1eb7t trong vi\u00ean b\u00ea t\u00f4ng tr\u1ed3ng c\u1ecf ph\u1ea3i l\u1ecdt h\u1eb3n v\u00e0o trong vi\u00ean b\u00ea t\u00f4ng tr\u1ed3ng c\u1ecf.<\/p>\n

– Khi tr\u1ed3ng t\u1ea3ng c\u1ecf xu\u1ed1ng ph\u1ea3i d\u00f9ng thanh g\u1ed7 th\u00edch h\u1ee3p ho\u1eb7c thanh kim lo\u1ea1i \u0111\u1ec3 \u1ea5n ho\u1eb7c v\u00f9i t\u1ea3ng c\u1ecf v\u00e0o l\u1edbp \u0111\u1ea5t \u0111\u00e3 l\u00e0m t\u01a1i \u1edf d\u01b0\u1edbi.<\/p>\n

– Sau khi ho\u00e0n th\u00e0nh vi\u1ec7c \u0111\u1eb7t c\u00e1c v\u1ea7ng c\u1ecf, l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t, kh\u00f4ng c\u00f3 t\u1ea3ng c\u1ecf b\u1ecb v\u1ee1, lo\u1ea1i b\u1ecf \u0111\u1ea5t th\u1eeba ho\u1eb7c t\u1ea1p ch\u1ea5t. Sau \u0111\u00f3 ph\u1ea3i r\u1eafc m\u1ed9t l\u1edbp \u0111\u1ea5t m\u1eb7t m\u1ecbn, m\u1ecfng l\u00ean t\u1ea3ng c\u1ecf \u0111\u1ec3 x\u1eed l\u00fd m\u1eb7t v\u00e0 sau \u0111\u00f3 t\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1ec3 c\u00e1c khu v\u1ef1c \u0111\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m \u1ea9m ho\u00e0n to\u00e0n.<\/p>\n

– T\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1ec1u \u0111\u1eb7n v\u00e0 b\u1ea3o d\u01b0\u1ee1ng trong \u0111i\u1ec1u ki\u1ec7n t\u1ed1t nh\u1ea5t trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng cho t\u1edbi khi c\u00f3 s\u1ef1 ch\u1ea5p thu\u1eadn c\u1ee7a TVGS.<\/p>\n

 <\/p>\n

VI.THI C\u00d4NG M\u1eb6T \u0110\u01af\u1edcNG:<\/strong><\/span><\/h5>\n
1. C\u00f4ng t\u00e1c l\u00e0m khu\u00f4n \u0111\u01b0\u1eddng:<\/span> <\/strong><\/h5>\n

+ Nh\u00e0 th\u1ea7u l\u1ef1a ch\u1ecdn bi\u1ec7n ph\u00e1p \u0111\u1eafp l\u1ec1 tr\u01b0\u1edbc.<\/p>\n

+ Vi\u1ec7c \u0111\u1eafp l\u1ec1 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo t\u1eebng l\u1edbp t\u01b0\u01a1ng \u1ee9ng v\u1edbi chi\u1ec1u d\u1ea7y t\u1eebng giai \u0111o\u1ea1n thi c\u00f4ng c\u00e1c l\u1edbp k\u1ebft c\u1ea5u m\u1eb7t \u0111\u01b0\u1eddng.<\/p>\n

+ \u0110\u1eafp \u0111\u1ea5t, \u0111\u1ea7m l\u00e8n t\u1edbi \u0111\u1ed9 ch\u1eb7t K95: s\u1eed d\u1ee5ng nh\u00e2n c\u00f4ng \u0111\u1ec3 \u0111\u1eafp, m\u00e1y \u0111\u1ea7m tay MISAKA \u0111\u1ec3 \u0111\u1ea7m n\u00e9n t\u1edbi \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u.<\/p>\n

Ch\u00fa \u00fd: \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m tho\u00e1t n\u01b0\u1edbc ra kh\u1ecfi l\u00f2ng \u0111\u01b0\u1eddng khi x\u1ea3y ra m\u01b0a th\u00ec kho\u1ea3ng 15m \u1ee9ng v\u1edbi m\u1ed9t b\u00ean l\u1ec1 \u0111\u01b0\u1eddng x\u1ebb 1 r\u00e3nh ngang c\u1eaft qua l\u1ec1 \u0111\u01b0\u1eddng, c\u00e1c r\u00e3nh hai b\u00ean l\u1ec1 \u0111\u01b0\u1ee3c x\u1ebb so le nhau v\u00e0 \u0111\u01b0\u1ee3c l\u1ea5p \u0111i khi thi c\u00f4ng xong m\u1eb7t \u0111\u01b0\u1eddng.<\/p>\n

+ C\u00f4ng t\u00e1c \u0111\u1eafp \u0111\u1ea5t, lu l\u00e8n l\u1ec1 \u0111\u01b0\u1eddng tu\u00e2n th\u1ee7 theo c\u00e1c nguy\u00ean t\u1eafc tr\u00ean.<\/p>\n

+ Y\u00eau c\u1ea7u khu\u00f4n \u0111\u01b0\u1eddng sau khi thi c\u00f4ng xong:<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ph\u1ea3i \u0111\u00fang k\u00edch th\u01b0\u1edbc y\u00eau c\u1ea7u.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u00fang \u0111\u1ed9 d\u1ed1c mui luy\u1ec7n.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u00fang cao \u0111\u1ed9 thi\u1ebft k\u1ebf.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 B\u1ea3o \u0111\u1ea3m b\u1eb1ng ph\u1eb3ng b\u1ec1 m\u1eb7t ch\u1eafc ch\u1eafn. N\u1ebfu ch\u01b0a \u0111\u1ee7 \u0111\u1ed9 ch\u1eb7t th\u00ec c\u1ea7n s\u1eed d\u1ee5ng lu, lu kho\u1ea3ng 3 – 4 l\u01b0\u1ee3t\/\u0111i\u1ec3m \u0111\u1ec3 l\u00f2ng \u0111\u01b0\u1eddng \u0111\u1ea1t \u0111\u1ee7 \u0111\u1ed9 ch\u1eb7t y\u00eau c\u1ea7u.<\/p>\n

+ Ki\u1ec3m tra, nghi\u1ec7m thu: ph\u1ea3i c\u00f3 bi\u00ean b\u1ea3n ki\u1ec3m tra, nghi\u1ec7m thu khu\u00f4n \u0111\u01b0\u1eddng tr\u01b0\u1edbc khi thi c\u00f4ng c\u00e1c l\u1edbp m\u00f3ng \u0111\u01b0\u1eddng.<\/p>\n

 <\/p>\n

2. Thi c\u00f4ng m\u00f3ng \u0111\u00e1 d\u0103m ti\u00eau chu\u1ea9n d\u00e0y 14cm.<\/strong><\/span><\/h5>\n

2.1. V\u1eadt li\u1ec7u:<\/em><\/p>\n

– V\u1eadt li\u1ec7u l\u00e0m l\u1edbp m\u00f3ng d\u01b0\u1edbi \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh c\u00e1c th\u00ed nghi\u1ec7m ch\u1ec9 ti\u00eau c\u01a1 l\u00fd v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ea7n thi c\u00f4ng v\u00e0 ph\u1ea3i ph\u00f9 h\u1ee3p theo c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt trong Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt v\u1ec1 v\u1eadt li\u1ec7u cho l\u1edbp m\u00f3ng d\u01b0\u1edbi v\u00e0 c\u1ee7a k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n.<\/p>\n

2.2. Chu\u1ea9n b\u1ecb m\u1eb7t b\u1eb1ng t\u1eadp k\u1ebft thi\u1ebft b\u1ecb:<\/em><\/p>\n

– Sau khi \u0111\u01b0\u1ee3c k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n ch\u1ea5p thu\u1eadn l\u1edbp n\u1ec1n K95 v\u00e0 v\u1eadt li\u1ec7u cho l\u1edbp m\u00f3ng d\u01b0\u1edbi ti\u1ebfn h\u00e0nh l\u00e0m v\u1ec7 sinh n\u1ec1n K95.<\/p>\n

– \u0110o \u0111\u1ea1c ki\u1ec3m tra, l\u00ean ga c\u1eafm c\u1ecdc x\u00e1c \u0111\u1ecbnh khu\u00f4n \u0111\u01b0\u1eddng, lu s\u01a1 b\u1ed9 l\u1ea1i.<\/p>\n

– \u0110\u1eafp v\u00e0 ho\u00e0n thi\u1ec7n l\u1ec1 \u0111\u01b0\u1eddng \u0111\u1ebfn cao \u0111\u1ed9 b\u1eb1ng cao \u0111\u1ed9 l\u1edbp m\u00f3ng thi c\u00f4ng. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o tho\u00e1t n\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh thi c\u00f4ng, l\u1ec1 \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea1o c\u00e1c r\u00e3nh x\u01b0\u01a1ng c\u00e1 so le v\u1edbi kho\u1ea3ng c\u00e1ch 15-20m m\u1ed9t r\u00e3nh. C\u00e1c r\u00e3nh x\u01b0\u01a1ng c\u00e1 \u0111\u01b0\u1ee3c l\u1ea5p \u0111i sau khi c\u00f4ng t\u00e1c thi c\u00f4ng m\u00f3ng c\u1ea5p ph\u1ed1i ho\u00e0n th\u00e0nh.<\/p>\n

– X\u00e1c \u0111\u1ecbnh v\u1ec7t thi c\u00f4ng k\u1ebft h\u1ee3p v\u1edbi \u0111\u1ea3m b\u1ea3o giao th\u00f4ng cho ph\u00f9 h\u1ee3p.<\/p>\n

– Chu\u1ea9n b\u1ecb v\u00e0 l\u1eafp \u0111\u1eb7t c\u00e1c c\u1ecdc ti\u00eau bi\u1ec3n b\u00e1o ph\u1ee5c v\u1ee5 cho c\u00f4ng t\u00e1c an to\u00e0n trong thi c\u00f4ng.<\/p>\n

– B\u1ea3ng thi\u1ebft b\u1ecb, m\u00e1y m\u00f3c cho c\u00f4ng t\u00e1c thi c\u00f4ng:<\/p>\n

 <\/p>\n

 <\/p>\n\n\n\n\n
\n

Lo\u1ea1i thi\u1ebft b\u1ecb<\/p>\n<\/td>\n

\n

C\u00f4ng su\u1ea5t ho\u1ea1t \u0111\u1ed9ng<\/p>\n<\/td>\n

\n

S\u1ed1 l\u01b0\u1ee3ng<\/p>\n<\/td>\n<\/tr>\n

– M\u00e1y san<\/p>\n

– Lu nh\u1eb9 b\u00e1nh s\u1eaft<\/p>\n

– Lu n\u1eb7ng b\u00e1nh s\u1eaft<\/p>\n

– Lu l\u1ed1p<\/p>\n

– Xe t\u01b0\u1edbi n\u01b0\u1edbc<\/p>\n

– M\u00e1y x\u00fac<\/p>\n

– \u00d4 t\u00f4 t\u1ef1 \u0111\u1ed5<\/p>\n

– \u0110\u1ea7m c\u00f3c<\/p>\n

– M\u00e1y thu\u1ef7 b\u00ecnh<\/td>\n

\n

125CV<\/p>\n

( 6-8)t\u1ea5n<\/p>\n

(8-12)t\u1ea5n<\/p>\n

\u00e1p l\u1ef1c b\u00e1nh 4-6T<\/p>\n

6m3<\/p>\n

1,25m3\/g\u1ea7u<\/p>\n

(10-18) t\u1ea5n<\/p>\n

\n<\/td>\n

\n

01<\/p>\n

01<\/p>\n

01<\/p>\n

01<\/p>\n

01<\/p>\n

01<\/p>\n

05<\/p>\n

02<\/p>\n

01<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/div>\n

 <\/p>\n

– C\u0103n c\u1ee9 v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u1ea7n thi c\u00f4ng tr\u00ean t\u1eebng \u0111o\u1ea1n tuy\u1ebfn m\u00e0 b\u1ed1 tr\u00ed s\u1ed1 l\u01b0\u1ee3ng xe m\u00e1y, thi\u1ebft b\u1ecb cho h\u1ee3p l\u00fd \u0111\u1ea3m b\u1ea3o ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng c\u00f4ng tr\u00ecnh.<\/p>\n

2.3. Bi\u1ec7n ph\u00e1p thi c\u00f4ng:<\/em><\/p>\n

– Ti\u1ebfn h\u00e0nh thi c\u00f4ng th\u00ed \u0111i\u1ec3m tr\u00ean m\u1ed9t \u0111o\u1ea1n do nh\u00e0 th\u1ea7u quy\u1ebft \u0111\u1ecbnh v\u1edbi v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft b\u1ecb n\u00f3i tr\u00ean \u0111\u1ec3 c\u00f9ng k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 \u0111\u1ea1t y\u00eau c\u1ea7u c\u1ee7a \u0111\u00e1, hi\u1ec7u qu\u1ea3 c\u1ee7a thi\u1ebft b\u1ecb, th\u1eddi gian th\u1ef1c hi\u1ec7n. Qua \u0111\u00f3 l\u1eadp bi\u1ec7n ph\u00e1p thi c\u00f4ng v\u00e0 \u0111i\u1ec1u ch\u1ec9nh ti\u1ebfn \u0111\u1ed9 h\u1ee3p l\u00fd cho c\u00f4ng t\u00e1c thi c\u00f4ng l\u1edbp m\u00f3ng d\u01b0\u1edbi khi ti\u1ebfn h\u00e0nh thi c\u00f4ng \u0111\u1ea1i tr\u00e0.<\/p>\n

– V\u1eadt li\u1ec7u \u0111\u00e1 d\u0103m ti\u00eau chu\u1ea9n sau khi \u0111\u01b0\u1ee3c ki\u1ec3m tra c\u00e1c ch\u1ec9 ti\u00eau c\u01a1 l\u00fd v\u00e0 th\u00f4ng qua \u00fd ki\u1ebfn c\u1ee7a TVGS \u0111\u00e3 \u0111\u1ea1t y\u00eau c\u1ea7u m\u1edbi \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n b\u1eb1ng xe \u00f4t\u00f4 \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng ho\u1eb7c b\u00e3i ch\u1ee9a v\u1eadt li\u1ec7u. V\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c x\u00fac l\u00ean xe \u00f4t\u00f4 b\u1eb1ng m\u00e1y x\u00fac g\u1ea7u b\u00e1nh l\u1ed1p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u kh\u00f4ng b\u1ecb ph\u00e2n t\u1ea7ng.<\/p>\n

– Khi v\u1eadn chuy\u1ec3n \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u1ed5 th\u00e0nh c\u00e1c \u0111\u1ed1ng nh\u1ecf v\u00e0 kho\u1ea3ng c\u00e1ch c\u00e1c \u0111\u1ed1ng \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p v\u1edbi chi\u1ec1u d\u00e0y l\u1edbp r\u1ea3i (c\u00f3 t\u00ednh \u0111\u1ebfn h\u1ec7 s\u1ed1 lu l\u00e8n c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 di\u1ec7n t\u00edch thi c\u00f4ng). Tr\u01b0\u1edbc khi v\u1eadn chuy\u1ec3n, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 \u1ea9m sao cho ph\u00f9 h\u1ee3p.<\/p>\n

– S\u1eed d\u1ee5ng m\u00e1y san san \u0111\u1ec1u v\u1eadt li\u1ec7u tr\u00ean m\u1eb7t \u0111\u01b0\u1eddng theo \u0111\u00fang cao \u0111\u1ed9 \u0111\u00e3 l\u00ean ga v\u00e0 \u0111\u00fang chi\u1ec1u d\u00e0y t\u00ednh to\u00e1n. Chi\u1ec1u d\u00e0y l\u1edbp r\u1ea3i \u0111\u01b0\u1ee3c kh\u1ed1ng ch\u1ebf b\u1eb1ng con x\u00fac x\u1eafc. N\u1ebfu v\u1eadt li\u1ec7u c\u00f2n d\u01b0 t\u1eadp k\u1ebft l\u1ea1i th\u00e0nh \u0111\u1ed1ng ph\u1ee7 b\u1ea1t \u1ee7. Trong qu\u00e1 tr\u00ecnh r\u1ea3i n\u1ebfu c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u1ea7ng th\u00ec d\u00f9ng nh\u00e2n x\u1edbi l\u00ean tr\u1ed9n l\u1ea1i ho\u1eb7c thay l\u1ea1i v\u1eadt li\u1ec7u.<\/p>\n

– San r\u1ea3i \u0111\u00e1 d\u0103m: khi san r\u1ea3i \u0111\u00e1 d\u0103m ph\u1ea3i c\u00f3 \u0111\u1ed9 \u1ea9m t\u1ed1t nh\u1ea5t (\u00b11%), n\u1ebfu \u0111\u00e1 d\u0103m ch\u01b0a \u0111\u1ee7 \u1ea9m th\u00ec v\u1eeba san r\u1ea3i v\u1eefa t\u01b0\u1edbi th\u00eam n\u01b0\u1edbc b\u1eb1ng b\u00ecnh hoa sen ho\u1eb7c xe stec.<\/p>\n

– Sau khi san r\u1ea3i xong, l\u1edbp \u0111\u00e1 d\u0103m ph\u1ea3i c\u00f3 b\u1ec1 m\u1eb7t b\u1eb1ng ph\u1eb3ng, \u0111\u00fang chi\u1ec1u d\u00e0y, \u0111\u00fang h\u00ecnh d\u1ea1ng mui luy\u1ec7n y\u00eau c\u1ea7u r\u1ed3i m\u1edbi ti\u1ebfn h\u00e0nh lu l\u00e8n. Mu\u1ed1n v\u1eady, ph\u1ea3i d\u00f9ng con x\u00fac s\u1eafc c\u00f3 chi\u1ec1u d\u1ea7y b\u1eb1ng chi\u1ec1u d\u00e0y san r\u1ea3i c\u1ee7a l\u1edbp \u0111\u00e1 d\u0103m, lu\u00f4n ki\u1ec3m tra cao \u0111\u1ed9 b\u1eb1ng m\u00e1y thu\u1ef7 b\u00ecnh ho\u1eb7c b\u1ed9 3 c\u00e2y ti\u00eau.<\/p>\n

– Ti\u1ebfn h\u00e0nh ngay c\u00f4ng t\u00e1c lu l\u00e8n sau khi v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c san \u0111\u1ec3 v\u1eadt li\u1ec7u \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c \u0111\u1ed9 \u1ea9m ph\u00f9 h\u1ee3p. Vi\u1ec7c lu \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh t\u1eeb 2 m\u00e9p v\u00e0o tim, t\u1eeb ch\u1ed7 th\u1ea5p l\u00ean ch\u1ed7 cao.<\/p>\n

– Tr\u00ecnh t\u1ef1 lu l\u00e8n:<\/p>\n

+ Ban \u0111\u1ea7u s\u1eed d\u1ee5ng lu nh\u1eb9 b\u00e1nh s\u1eaft 6-8T, lu s\u01a1 b\u1ed9 l\u1edbp c\u1ea5p ph\u1ed1i v\u1edbi s\u1ed1 l\u01b0\u1ee3t lu l\u00e0 3-4 l\u01b0\u1ee3t\/ \u0111i\u1ec3m. Trong l\u1ea7n lu n\u00e0y, ti\u1ebfn h\u00e0nh s\u1eed d\u1ee5ng nh\u00e2n c\u00f4ng b\u00f9 ph\u1ee5 v\u1eadt li\u1ec7u cho m\u1eb7t \u0111\u01b0\u1eddng.<\/p>\n

+ Ti\u1ebfp theo, s\u1eed d\u1ee5ng lu rung 14T (khi rung \u0111\u1ea1t 25T) lu l\u00e8n ch\u1eb7t l\u1edbp v\u1edbi l\u01b0\u1ee3t lu l\u00e0 8-10 l\u01b0\u1ee3t\/ \u0111i\u1ec3m. K\u1ebft h\u1ee3p lu l\u1ed1p t\u1ea3i tr\u1ecdng b\u00e1nh 2,5-4T v\u1edbi s\u1ed1 l\u01b0\u1ee3t lu l\u00e0 8-10 l\u01b0\u1ee3t\/ \u0111i\u1ec3m.<\/p>\n

+ Cu\u1ed1i c\u00f9ng giai \u0111o\u1ea1n lu ho\u00e0n thi\u1ec7n: s\u1eed d\u1ee5ng lu b\u00e1nh s\u1eaft 8-10T lu ho\u00e0n thi\u1ec7n l\u1edbp c\u1ea5p ph\u1ed1i v\u1edbi s\u1ed1 l\u01b0\u1ee3t lu l\u00e0 3-4 l\u01b0\u1ee3t\/\u0111i\u1ec3m.<\/p>\n

Tr\u00ean \u0111\u00e2y, s\u1ed1 c\u00f4ng lu l\u00e0 ch\u1ec9 \u0111\u1ec3 tham kh\u1ea3o. C\u00f2n s\u1ed1 c\u00f4ng lu th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh khi ti\u1ebfn h\u00e0nh thi c\u00f4ng th\u1eed tr\u01b0\u1edbc khi thi c\u00f4ng \u0111\u1ea1i tr\u00e0.<\/p>\n

– Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng: th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra cao \u0111\u1ed9 l\u1edbp m\u00f3ng thi c\u00f4ng trong khi lu b\u1eb1ng m\u00e1y thu\u1ef7 b\u00ecnh. Th\u1ef1c hi\u1ec7n ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t sau qu\u00e1 tr\u00ecnh lu l\u00e8n b\u1eb1ng th\u00ed nghi\u1ec7m.<\/p>\n

2.4. Bi\u1ec7n ph\u00e1p an to\u00e0n v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng:<\/em><\/p>\n

– Trong ph\u1ea1m vi thi c\u00f4ng ph\u1ea3i l\u1eadp c\u00e1c h\u00e0ng r\u00e0o ch\u1eafn khu v\u1ef1c thi c\u00f4ng. L\u1eadp c\u00e1c v\u1ecb tr\u00ed quay \u0111\u1ea7u xe.<\/p>\n

– C\u00e1c v\u1ecb tr\u00ed s\u00e1t m\u00e9p m\u00e1i d\u1ed1c ph\u1ea3i c\u00f3 c\u00e1c v\u1eadt c\u1ea3n, bi\u1ec3n b\u00e1o nguy hi\u1ec3m cho thi\u1ebft b\u1ecb thi c\u00f4ng v\u00e0 ng\u01b0\u1eddi qua l\u1ea1i.<\/p>\n

– L\u00e1i xe khi \u0111\u1ed5i h\u01b0\u1edbng ho\u1eb7c quay \u0111\u1ea7u trong ph\u1ea1m vi thi c\u00f4ng ph\u1ea3i c\u00f3 c\u00f2i, \u0111\u00e8n b\u00e1o hi\u1ec7u.<\/p>\n

– S\u1eed d\u1ee5ng xe t\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1ec3 t\u01b0\u1edbi n\u01b0\u1edbc ch\u1ed1ng b\u1ee5i tr\u00ean \u0111o\u1ea1n \u0111\u01b0\u1eddng \u0111ang thi c\u00f4ng tr\u00e1nh \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/p>\n

– Xe ch\u1edf v\u1eadt li\u1ec7u v\u00e0o c\u00f4ng tr\u01b0\u1eddng ph\u1ea3i ph\u1ee7 b\u1ea1t kh\u00f4ng \u0111\u1ec3 v\u01b0\u01a1ng v\u00e3i g\u00e2y m\u1ea5t an to\u00e0n v\u00e0 v\u1ec7 sinh m\u00f4i tr\u01b0\u1eddng.<\/p>\n

2.5. Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng:<\/em><\/p>\n

– V\u1eadt li\u1ec7u thi c\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

– C\u00f4ng t\u00e1c \u0111o \u0111\u1ea1c ki\u1ec3m tra \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh \u0111o \u0111\u1ed9 b\u1eb1ng ph\u1eb3ng, cao \u0111\u1ed9, k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc v\u00e0 \u0111o \u0111\u1ed9 ch\u1eb7t hi\u1ec7n tr\u01b0\u1eddng t\u1eebng l\u1edbp \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ee7a nh\u00e0 th\u1ea7u c\u00f3 s\u1ef1 ch\u1ee9ng ki\u1ebfn c\u1ee7a k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n gi\u00e1m s\u00e1t.<\/p>\n

– Sau khi ho\u00e0n t\u1ea5t l\u1edbp m\u00f3ng d\u01b0\u1edbi v\u00e0 \u0111\u01b0\u1ee3c k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n ch\u1ea5p thu\u1eadn nh\u00e0 th\u1ea7u ti\u1ebfn h\u00e0nh chu\u1ea9n b\u1ecb thi c\u00f4ng l\u1edbp m\u00f3ng tr\u00ean.<\/p>\n

 <\/p>\n

3. Thi c\u00f4ng m\u00f3ng \u0111\u00e1 4×6 ch\u00e8n \u0111\u00e1 d\u0103m d\u00e0y 8cm:<\/strong><\/span><\/h5>\n

C\u00e1c b\u01b0\u1edbc thi c\u00f4ng c\u01a1 b\u1ea3n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 thi c\u00f4ng l\u1edbp \u0111\u00e1 d\u0103m ti\u00eau chu\u1ea9n, ch\u1ec9 kh\u00e1c c\u01a1 b\u1ea3n \u1edf tr\u00ecnh t\u1ef1 lu l\u00e8n v\u00e0 r\u1ea3i \u0111\u00e1:<\/p>\n

+ L\u1ea7n th\u1ee9 1: Lu l\u00e8n \u0111\u1ec3 l\u1edbp \u0111\u00e1 4×6 t\u1ea1m \u1ed5n \u0111\u1ecbnh, gi\u1ea3m b\u1edbt \u0111\u1ed9 r\u1ed7ng \u0111\u00e1. S\u1eed d\u1ee5ng lu b\u00e1nh s\u1eaft 6-8 t\u1ea5n, t\u1ed1c \u0111\u1ed9 lu kh\u00f4ng qu\u00e1 2 Km\/h, b\u00e1nh xe lu l\u1ea5n ra ngo\u00e0i l\u1ec1 20-30cm.<\/p>\n

+ L\u1ea7n th\u1ee9 2: Lu cho \u0111\u00e1 4×6 ch\u00e8n ch\u1eb7t v\u00e0o nhau, ti\u1ebfp t\u1ee5c l\u00e0m gi\u1ea3m k\u1ebd h\u1edf c\u1ee7a \u0111\u00e1 \u0111\u1ed3ng th\u1eddi r\u1ea3i \u0111\u00e1 ch\u00e8n 2×4 v\u00e0 1×2 \u0111\u1ec3 l\u1ea5p k\u00edn c\u00e1c k\u1ebd h\u1edf. S\u1eed d\u1ee5ng lu b\u00e1nh s\u1eaft 8-10 t\u1ea5n t\u1ed1c \u0111\u1ed9 lu kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 3Km\/h. C\u00e1c l\u1ea7n sau \u0111\u00f3 t\u1ed1c \u0111\u1ed9 c\u00f3 th\u1ec3 t\u0103ng d\u1ea7n t\u1ed1i \u0111a kh\u00f4ng qu\u00e1 4Km\/h nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m v\u1ee1 \u0111\u00e1, khi b\u00e1nh xe lu kh\u00f4ng c\u00f2n h\u1eb1n v\u1ec7t tr\u00ean m\u1eb7t \u0111\u00e1 d\u0103m 4×6 l\u00e0 k\u1ebft th\u00fac l\u1edbp m\u00f3ng.<\/p>\n

+ L\u1ea7n th\u1ee9 3: R\u1ea3i \u0111\u00e1 d\u0103m lo\u1ea1i 0,5×1, d\u00f9ng ch\u1ed5i \u0111\u1ec3 ch\u00e8n v\u00e0o c\u00e1c k\u1ebd h\u1edf c\u1ee7a \u0111\u00e1, v\u1eeba lu cho \u0111\u1ebfn khi h\u1ebft v\u1eadt li\u1ec7u ch\u00e8n. Giai \u0111o\u1ea1n n\u00e0y d\u00f9ng lu 10-12 t\u1ea5n, t\u1ed1c \u0111\u1ed9 lu kh\u00f4ng qu\u00e1 5 Km\/h.<\/p>\n

4. Thi\u00a0 c\u00f4ng l\u1edbp \u0111\u00e1 d\u0103m l\u00e1ng nh\u1ef1a:<\/strong><\/span><\/h5>\n

4.1. V\u1eadt li\u1ec7u:<\/em><\/p>\n

– V\u1eadt li\u1ec7u l\u00e0m l\u1edbp m\u1eb7t g\u1ed3m nh\u1ef1a \u0111\u01b0\u1eddng, \u0111\u00e1 d\u0103m k\u00edch c\u1ee1 t\u1eeb 0,5-2 \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh c\u00e1c th\u00ed nghi\u1ec7m ch\u1ec9 ti\u00eau c\u01a1 l\u00fd v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ea7n thi c\u00f4ng v\u00e0 ph\u1ea3i ph\u00f9 h\u1ee3p theo c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt trong Ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt v\u1ec1 v\u1eadt li\u1ec7u cho l\u1edbp m\u00f3ng d\u01b0\u1edbi v\u00e0 c\u1ee7a k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n.<\/p>\n

4.2. Chu\u1ea9n b\u1ecb m\u1eb7t b\u1eb1ng t\u1eadp k\u1ebft thi\u1ebft b\u1ecb:<\/em><\/p>\n

– Sau khi \u0111\u01b0\u1ee3c k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n ch\u1ea5p thu\u1eadn l\u1edbp m\u00f3ng \u0111\u00e1 4×6 ch\u00e8n \u0111\u00e1 d\u0103m v\u00e0 v\u1eadt li\u1ec7u cho l\u1edbp m\u1eb7t, ti\u1ebfn h\u00e0nh l\u00e0m v\u1ec7 sinh s\u1ea1ch s\u1ebd.<\/p>\n

– \u0110o \u0111\u1ea1c ki\u1ec3m tra, l\u00ean ga c\u1eafm c\u1ecdc x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 d\u1ed1c, lu s\u01a1 b\u1ed9 l\u1ea1i.<\/p>\n

– X\u00e1c \u0111\u1ecbnh v\u1ec7t thi c\u00f4ng k\u1ebft h\u1ee3p v\u1edbi \u0111\u1ea3m b\u1ea3o giao th\u00f4ng cho ph\u00f9 h\u1ee3p.<\/p>\n

– Chu\u1ea9n b\u1ecb v\u00e0 l\u1eafp \u0111\u1eb7t c\u00e1c c\u1ecdc ti\u00eau bi\u1ec3n b\u00e1o ph\u1ee5c v\u1ee5 cho c\u00f4ng t\u00e1c an to\u00e0n trong thi c\u00f4ng.<\/p>\n

– B\u1ea3ng thi\u1ebft b\u1ecb, m\u00e1y m\u00f3c cho c\u00f4ng t\u00e1c thi c\u00f4ng:<\/p>\n

 <\/p>\n\n\n\n\n
\n

Lo\u1ea1i thi\u1ebft b\u1ecb<\/p>\n<\/td>\n

\n

C\u00f4ng su\u1ea5t ho\u1ea1t \u0111\u1ed9ng<\/p>\n<\/td>\n

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S\u1ed1 l\u01b0\u1ee3ng<\/p>\n<\/td>\n<\/tr>\n

– Lu nh\u1eb9 b\u00e1nh s\u1eaft<\/p>\n

– M\u00e1y t\u01b0\u1edbi nh\u1ef1a<\/p>\n

– Thi\u1ebft b\u1ecb n\u1ea5u nh\u1ef1a<\/p>\n

– M\u00e1y thu\u1ef7 b\u00ecnh<\/td>\n

\n

\u00a0( 6-8)t\u1ea5n<\/p>\n

 <\/td>\n

\n

01<\/p>\n

01<\/p>\n

01<\/p>\n

01<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

<\/div>\n

 <\/p>\n

– C\u0103n c\u1ee9 v\u00e0o kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c c\u1ea7n thi c\u00f4ng tr\u00ean t\u1eebng \u0111o\u1ea1n tuy\u1ebfn m\u00e0 b\u1ed1 tr\u00ed s\u1ed1 l\u01b0\u1ee3ng xe m\u00e1y, thi\u1ebft b\u1ecb cho h\u1ee3p l\u00fd \u0111\u1ea3m b\u1ea3o ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng c\u00f4ng tr\u00ecnh.<\/p>\n

4.3. Bi\u1ec7n ph\u00e1p thi c\u00f4ng:<\/em><\/p>\n

– Ti\u1ebfn h\u00e0nh thi c\u00f4ng th\u00ed \u0111i\u1ec3m tr\u00ean m\u1ed9t \u0111o\u1ea1n do nh\u00e0 th\u1ea7u quy\u1ebft \u0111\u1ecbnh v\u1edbi v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft b\u1ecb n\u00f3i tr\u00ean \u0111\u1ec3 c\u00f9ng k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 \u0111\u1ea1t y\u00eau c\u1ea7u c\u1ee7a nh\u1ef1a, \u0111\u00e1, hi\u1ec7u qu\u1ea3 c\u1ee7a thi\u1ebft b\u1ecb, th\u1eddi gian th\u1ef1c hi\u1ec7n. Qua \u0111\u00f3 l\u1eadp bi\u1ec7n ph\u00e1p thi c\u00f4ng v\u00e0 \u0111i\u1ec1u ch\u1ec9nh ti\u1ebfn \u0111\u1ed9 h\u1ee3p l\u00fd cho c\u00f4ng t\u00e1c thi c\u00f4ng l\u1edbp m\u00f3ng d\u01b0\u1edbi khi ti\u1ebfn h\u00e0nh thi c\u00f4ng \u0111\u1ea1i tr\u00e0.<\/p>\n

– Tr\u00ecnh t\u1ef1 t\u01b0\u1edbi nh\u1ef1a: L\u1ea7n 1 (1,9 kg nh\u1ef1a\/m2, \u0111\u00e1 1,6×2): t\u01b0\u1edbi nh\u1ef1a b\u1eb1ng m\u00e1y, n\u1ebfu ch\u01b0a \u0111\u1ec1u ho\u1eb7c nh\u1eefng \u0111i\u1ec3m h\u1eb9p th\u00ec ph\u1ea3i t\u01b0\u1edbi nh\u1ef1a b\u1eb1ng th\u1ee7 c\u00f4ng, sau th\u1eddi gian kh\u00f4ng qu\u00e1 3 ph\u00fat ph\u1ea3i r\u1ea3i l\u1edbp \u0111\u00e1 d\u0103m \u0111\u1ec1u tr\u00ean b\u1ec1 m\u1eb7t nh\u1ef1a. \u0110\u00e1 r\u1ea3i b\u1eb1ng th\u1ee7 c\u00f4ng, ph\u1ea3i c\u00f3 b\u1ec1 m\u1eb7t b\u1eb1ng ph\u1eb3ng, \u0111\u00fang chi\u1ec1u d\u00e0y, \u0111\u00fang h\u00ecnh d\u1ea1ng mui luy\u1ec7n y\u00eau c\u1ea7u r\u1ed3i m\u1edbi ti\u1ebfn h\u00e0nh lu l\u00e8n.. D\u00f9ng lu v\u1eeba 6-8 t\u1ea5n, lu l\u01b0\u1ee3t \u0111\u1ea7u kho\u1ea3ng 2 km\/h sau \u0111\u00f3 t\u0103ng d\u1ea7n l\u00ean 5km\/h, t\u1ed5ng s\u1ed1 l\u1ea7n lu kho\u1ea3ng 6-8 l\u1ea7n\/\u0111i\u1ec3m, khi c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng v\u1ee1 \u0111\u00e1 th\u00ec ph\u1ea3i d\u1eebng l\u1ea1i. T\u01b0\u01a1ng t\u1ef1 v\u1edbi thi c\u00f4ng t\u01b0\u1edbi nh\u1ef1a l\u1ea7n 2 (1,5 kg nh\u1ef1a\/m2, \u0111\u00e1 1×1,6), l\u1ea7n 3 (1,1 kg nh\u1ef1a\/m2, \u0111\u00e1 0,5×1,0).<\/p>\n

– Xe lu \u0111i t\u1eeb m\u00e9p v\u00e0o gi\u1eefa v\u00e0 v\u1ec7t lu ph\u1ea3i ch\u1ed3ng l\u00ean nhau \u00edt nh\u1ea5t l\u00e0 20cm. Ph\u1ea3i gi\u1eef b\u00e1nh xe lu lu\u00f4n kh\u00f4 v\u00e0 s\u1ea1ch s\u1ebd.<\/p>\n

4.4. Bi\u1ec7n ph\u00e1p an to\u00e0n v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng:<\/em><\/p>\n

– Trong ph\u1ea1m vi thi c\u00f4ng ph\u1ea3i l\u1eadp c\u00e1c h\u00e0ng r\u00e0o ch\u1eafn khu v\u1ef1c thi c\u00f4ng. L\u1eadp c\u00e1c v\u1ecb tr\u00ed quay \u0111\u1ea7u xe.<\/p>\n

– C\u00e1c v\u1ecb tr\u00ed s\u00e1t m\u00e9p m\u00e1i d\u1ed1c ph\u1ea3i c\u00f3 c\u00e1c v\u1eadt c\u1ea3n, bi\u1ec3n b\u00e1o nguy hi\u1ec3m cho thi\u1ebft b\u1ecb thi c\u00f4ng v\u00e0 ng\u01b0\u1eddi qua l\u1ea1i.<\/p>\n

– L\u00e1i xe khi \u0111\u1ed5i h\u01b0\u1edbng ho\u1eb7c quay \u0111\u1ea7u trong ph\u1ea1m vi thi c\u00f4ng ph\u1ea3i c\u00f3 c\u00f2i, \u0111\u00e8n b\u00e1o hi\u1ec7u.<\/p>\n

– Xe ch\u1edf v\u1eadt li\u1ec7u v\u00e0o c\u00f4ng tr\u01b0\u1eddng ph\u1ea3i ph\u1ee7 b\u1ea1t kh\u00f4ng \u0111\u1ec3 v\u01b0\u01a1ng v\u00e3i g\u00e2y m\u1ea5t an to\u00e0n v\u00e0 v\u1ec7 sinh m\u00f4i tr\u01b0\u1eddng.<\/p>\n

4.5. Ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng:<\/em><\/p>\n

– V\u1eadt li\u1ec7u thi c\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 theo kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n

– C\u00f4ng t\u00e1c \u0111o \u0111\u1ea1c ki\u1ec3m tra \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh \u0111o \u0111\u1ed9 b\u1eb1ng ph\u1eb3ng, cao \u0111\u1ed9, k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc v\u00e0 \u0111o \u0111\u1ed9 ch\u1eb7t hi\u1ec7n tr\u01b0\u1eddng t\u1eebng l\u1edbp \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi ph\u00f2ng th\u00ed nghi\u1ec7m c\u1ee7a nh\u00e0 th\u1ea7u c\u00f3 s\u1ef1 ch\u1ee9ng ki\u1ebfn c\u1ee7a k\u1ef9 s\u01b0 t\u01b0 v\u1ea5n gi\u00e1m s\u00e1t.<\/p>\n

– Sau khi ho\u00e0n t\u1ea5t c\u00f3 th\u1ec3 cho th\u00f4ng xe ngay. Trong hai ng\u00e0y \u0111\u1ea7u c\u1ea7n h\u1ea1n ch\u1ebf t\u1ed1 \u0111\u1ed9 xe kh\u00f4ng qu\u00e1 10km\/h v\u00e0 kh\u00f4ng qu\u00e1 20km\/h trong v\u00f2ng 7 \u0111\u1ebfn 10 ng\u00e0y sau khi thi c\u00f4ng. \u0110\u1eb7t barie tr\u00ean m\u1eb7t \u0111\u01b0\u1eddng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh xe \u00f4 t\u00f4 ch\u1ea1y \u0111\u1ec1u kh\u1eafp tr\u00ean m\u1eb7t \u0111\u01b0\u1eddng \u0111\u1ed3ng th\u1eddi \u0111\u1ec3 h\u1ea1n ch\u1ebf t\u1ed1c \u0111\u1ed9 xe.<\/p>\n

 <\/p>\n

5. Thi\u00a0 c\u00f4ng l\u1edbp c\u1ea5p ph\u1ed1i \u0111\u1ed3i gia c\u1ed1 l\u1ec1:<\/strong><\/span><\/h5>\n

5.1 V\u1eadt li\u1ec7u:<\/em><\/p>\n

C\u1ea5p ph\u1ed1i \u0111\u1ed3i ph\u1ea3i \u0111\u01b0\u1ee3c th\u00ed nghi\u1ec7m th\u00e0nh ph\u1ea7n h\u1ea1t theo ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh 22 TCN 304-33. Nh\u00e0 th\u1ea7u s\u1ebd tr\u00ecnh m\u1eabu v\u00e0 k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m c\u1ee7a m\u1eabu c\u1ea5p ph\u1ed1i \u0111\u1ed3i cho T\u01b0 V\u1ea5n, Gi\u00e1m s\u00e1t 7 ng\u00e0y tr\u01b0\u1edbc khi thi c\u00f4ng, khi \u0111\u01b0\u1ee3c ch\u1ea5p thu\u1eadn Nh\u00e0 th\u1ea7u m\u1edbi v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

5.2 Bi\u1ec7n ph\u00e1p thi c\u00f4ng:<\/em><\/p>\n

Chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u cho t\u1eebng \u0111o\u1ea1n d\u1ef1 ki\u1ebfn s\u1ebd thi c\u00f4ng, v\u1eadt li\u1ec7u d\u1ef1 ki\u1ebfn thi c\u00f4ng s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh th\u00eam ph\u1ea7n h\u1ec7 s\u1ed1 n\u1edf r\u1eddi \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ea7y \u0111\u1ee7 v\u1eadt li\u1ec7u thi c\u00f4ng.<\/p>\n

Ti\u1ebfn h\u00e0nh c\u1eafm c\u1ecdc m\u1ed1c \u0111\u1ecbnh gi\u1edbi h\u1ea1n l\u1ec1 \u0111\u01b0\u1eddng.<\/p>\n

C\u1ea5p ph\u1ed1i \u0111\u1ed3i \u0111\u01b0\u1ee3c thi c\u00f4ng 1 l\u1edbp. Xe \u00f4 t\u00f4 v\u1eadn chuy\u1ec3n \u0111\u1ea5t \u0111\u1eafp t\u1eeb m\u1ecf v\u1ec1 c\u00f4ng tr\u01b0\u1eddng v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p v\u1edbi di\u1ec7n t\u00edch t\u1eebng \u0111o\u1ea1n \u0111\u1eafp, \u0111\u1ed5 th\u00e0nh t\u1eebng \u0111\u1ed1ng nh\u1ecf t\u1eeb 1 \u0111\u1ebfn 1,5 m3 (tr\u01b0\u1edbc khi \u0111\u1ed5 t\u01b0\u1edbi \u1ea9m l\u1ec1 \u0111\u01b0\u1eddng), d\u00f9ng m\u00e1y san ti\u1ebfn h\u00e0nh san g\u1ea1t \u0111\u1ec1u v\u1eadt li\u1ec7u theo \u0111\u00fang \u0111\u1ed9 d\u1ed1c l\u1ec1.<\/p>\n

Trong qu\u00e1 tr\u00ecnh \u0111\u1eafp c\u1ea7n ki\u1ec3m tra \u0111\u1ed9 \u1ea9m c\u1ee7a c\u1ea5p ph\u1ed1i b\u1eb1ng c\u00e1ch n\u1eafm v\u1eadt li\u1ec7u b\u00f3p ch\u1eb7t, m\u1edf b\u00e0n tay ra kh\u00f4ng b\u1ecb \u01b0\u1edbt d\u00ednh nh\u01b0ng tung v\u1eadt li\u1ec7u kh\u00f4ng b\u1ecb r\u1eddi ra l\u00e0 \u0111\u1ea1t y\u00eau c\u1ea7u. N\u1ebfu ch\u01b0a \u0111\u1ea1t y\u00eau c\u1ea7u ph\u1ea3i t\u01b0\u1edbi n\u01b0\u1edbc cho \u0111\u1ee7 \u0111\u1ed9 \u1ea9m \u0111\u00fang quy \u0111\u1ecbnh.<\/p>\n

M\u1eb7t l\u1edbp thi c\u00f4ng ph\u1ea3i th\u01b0\u1eddng xuy\u00ean t\u1ea1o \u0111\u1ed9 d\u1ed1c c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tho\u00e1t n\u01b0\u1edbc b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c t\u1ed1t.<\/p>\n

\u00a0\u00a0\u00a0 C\u00f4ng t\u00e1c lu l\u00e8n:<\/em><\/p>\n

Vi\u1ec7c lu l\u00e8n \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed theo quy tr\u00ecnh: Lu l\u00e8n s\u01a1 b\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1eebng l\u1edbp d\u00f9ng xe lu 8 t\u1ea5n, t\u1ed1c \u0111\u1ed9 lu ph\u1ea3i \u0111\u1ea3m b\u1ea3o t\u1eeb 1 \u0111\u1ebfn 1,5 km\/gi\u1edd. Sau khi lu l\u00e8n s\u01a1 b\u1ed9 ti\u1ebfn h\u00e0nh b\u00f9 ph\u1ee5 v\u00e0 ch\u1ec9nh s\u1eeda cho \u0111\u1ec1u nhau, \u0111\u00fang \u0111\u1ed9 d\u1ed1c. Sau khi lu l\u00e8n s\u01a1 b\u1ed9 \u0111\u1ea1t y\u00eau c\u1ea7u ti\u1ebfn h\u00e0nh lu l\u00e8n ch\u1eb7t. S\u1eed d\u1ee5ng xe lu 12 t\u1ea5n, t\u1ed1c \u0111\u1ed9 lu ph\u1ea3i \u0111\u1ea3m b\u1ea3o t\u1eeb 2 \u0111\u1ebfn 2,5 km\/h, \u0111\u1ea7m n\u00e9n \u0111\u1ebfn khi kh\u00f4ng nh\u00ecn th\u1ea5y v\u1ec7t l\u1eb1n b\u00e1nh xe lu.<\/p>\n

\u0110\u1eb7c bi\u1ec7t l\u01b0u \u00fd trong qu\u00e1 tr\u00ecnh lu l\u00e8n, ph\u1ea3i \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ea9m c\u1ee7a l\u1edbp c\u1ea5p ph\u1ed1i \u0111\u1ed3i \u0111\u00fang quy \u0111\u1ecbnh.<\/p>\n

5.3 Ho\u00e0n thi\u1ec7n, nghi\u1ec7m thu:<\/em><\/p>\n

Sau khi t\u1edbi cao \u0111\u1ed9 thi\u1ebft k\u1ebf ho\u00e0n ch\u1ec9nh th\u00ec ti\u1ebfn h\u00e0nh nghi\u1ec7m thu k\u1ef9 thu\u1eadt A – B \u0111\u1ed3ng th\u1eddi ghi v\u00e0o s\u1ed5 nh\u1eadt k\u00fd c\u00f4ng tr\u00ecnh.<\/p>\n

PH\u1ea6N VII.\u00a0<\/strong>\u0110\u1ea2M B\u1ea2O CH\u1ea4T L\u01af\u1ee2NG, \u0110\u1ea2M B\u1ea2O AN TO\u00c0N GIAO TH\u00d4NG TRONG QU\u00c1 TR\u00ccNH THI C\u00d4NG<\/strong><\/span><\/h4>\n
1. Tuy\u1ec3n ch\u1ecdn, t\u1eadp k\u1ebft v\u1eadt li\u1ec7u<\/strong><\/span><\/h5>\n

– C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u d\u00f9ng cho c\u00f4ng tr\u00ecnh nh\u01b0 xi m\u0103ng, s\u1eaft th\u00e9p, c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u, h\u00f3a ch\u1ea5t…. ph\u1ea3i \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn k\u1ef9. Y\u00eau c\u1ea7u ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp ho\u1eb7c c\u00f3 gi\u1ea5y ch\u1ee9ng nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m h\u00e0ng h\u00f3a. V\u1eadt t\u01b0 ph\u1ea3i l\u00e0 nh\u1eefng n\u01a1i s\u1ea3n xu\u1ea5t c\u00f3 uy t\u00edn. \u0110\u00e1 c\u00e1t v\u00e0 m\u1ed9t s\u1ed1 v\u1eadt t\u01b0 kh\u00e1c ph\u1ea3i \u0111\u1ea3m b\u1ea3o v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng quy \u0111\u1ecbnh. N\u01b0\u1edbc d\u00f9ng tr\u1ed9n v\u1eefa ph\u1ea3i \u0111\u1ea3m b\u1ea3o v\u1ec1 \u0111\u1ed9 ph\u00e8n, trong s\u1ea1ch v\u00e0 ph\u1ea3i l\u00e0 n\u01b0\u1edbc ng\u1ecdt sinh ho\u1ea1t. B\u1ea3o qu\u1ea3n kh\u00f4ng \u0111\u1ec3 xi m\u0103ng b\u1ecb \u0111\u00f3ng c\u1ecdc, s\u1eaft th\u00e9p kh\u00f4ng b\u1ecb g\u1ec9 s\u00e9t, g\u1ea1ch \u0111\u00e1 kh\u00f4ng b\u1ecb b\u00e1m r\u00eau v\u00e0 m\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u kh\u00f4ng b\u1ecb \u1ea9m m\u1ed1c.<\/p>\n

– To\u00e0n b\u1ed9 v\u1eadt t\u01b0 thi c\u00f4ng v\u00e0 thi\u1ebft b\u1ecb l\u1eafp \u0111\u1eb7t t\u1ea1i c\u00f4ng tr\u00ecnh \u0111\u1ea3m b\u1ea3o c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 k\u00edch th\u01b0\u1edbc, m\u1eabu m\u00e3, ch\u1ea5t l\u01b0\u1ee3ng theo y\u00eau c\u1ea7u thi\u1ebft k\u1ebf v\u00e0 n\u1ed9i dung h\u1ed3 s\u01a1 m\u1eddi th\u1ea7u c\u1ee7a Ch\u1ee7 \u0111\u1ea7u t\u01b0.<\/p>\n

– M\u1ecdi v\u1eadt li\u1ec7u tr\u01b0\u1edbc khi \u0111em v\u00e0o s\u1eed d\u1ee5ng ph\u1ea3i \u0111\u01b0\u1ee3c s\u1ef1 gi\u00e1m s\u00e1t c\u1ee7a b\u00ean A v\u00e0 ph\u1ea3i \u0111\u1ea3m b\u1ea3o v\u1ec1 quy c\u00e1ch v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n

– B\u1ed1 tr\u00ed t\u1eadp k\u1ebft v\u1eadt li\u1ec7u \u0111\u00fang n\u01a1i, \u0111\u00fang b\u00e3i, kh\u00f4ng \u0111\u1ec3 l\u1eabn t\u1ea1p ch\u1ea5t, thu\u1eadn ti\u1ec7n trong thi c\u00f4ng v\u00e0 kh\u00f4ng g\u00e2y \u00e1ch t\u1eafc giao th\u00f4ng.<\/p>\n

– V\u1edbi c\u00e1c lo\u1ea1i b\u00ea t\u00f4ng xi m\u0103ng \u0111\u1ec1u c\u00f3 ki\u1ec3m \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng theo quy \u0111\u1ecbnh 20m3\/1 nh\u00f3m 3 m\u1eabu th\u00ed nghi\u1ec7m theo ch\u1ec9 ti\u00eau c\u1ee7a quy tr\u00ecnh.<\/p>\n

– \u0110\u00e1 c\u00e1c lo\u1ea1i \u0111i\u1ec1u \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m v\u1ec1 k\u00edch c\u1ee1, c\u01b0\u1eddng \u0111\u1ed9, \u0111\u1ed9 m\u00e0i m\u00f2n, h\u00e0m l\u01b0\u1ee3ng b\u1ee5i b\u1ea9n v\u00e0 l\u00e0 lo\u1ea1i \u0111\u00e1 quy c\u00e1ch \u0111\u01b0\u1ee3c mua \u1edf th\u1ecb x\u00e3 H\u1ed3ng L\u0129nh. \u0110\u1ed1i v\u1edbi c\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m : theo quy \u0111\u1ecbnh k\u1ef9 thu\u1eadt thi c\u00f4ng v\u00e0 nghi\u1ec7m thu l\u1edbp c\u1ea5p ph\u1ed1i \u0111\u00e1 d\u0103m trong k\u1ebft c\u1ea5u \u00e1o \u0111\u01b0\u1eddng \u00f4 t\u00f4 B\u1ed9 Giao Th\u00f4ng V\u1eadn T\u1ea3i.<\/p>\n

– Xi m\u0103ng \u0111\u01b0\u1ee3c mua t\u1ea1i th\u1ecb x\u00e3 H\u1ed3ng L\u0129nh v\u00e0 \u0111\u1ec1u c\u00f3 th\u00ed nghi\u1ec7m m\u00e1c xi m\u0103ng v\u00e0 th\u00e0nh ph\u1ea7n c\u1ea5p ph\u1ed1i BTXM.<\/p>\n

– C\u00e1t \u0111\u01b0\u1ee3c mua \u0111\u1ec3 \u0111\u1ed5 b\u00ea t\u00f4ng l\u00e0 c\u00e1t c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t theo quy \u0111\u1ecbnh ph\u00f9 h\u1ee3p v\u1edbi t\u1ef7 l\u1ec7 xi m\u0103ng, n\u01b0\u1edbc v\u00e0 c\u00e1t \u0111\u01b0\u1ee3c th\u00ed nghi\u1ec7m, r\u1eeda b\u1ecf h\u00e0m l\u01b0\u1ee3ng b\u1ea9n.<\/p>\n

– Th\u00e9p mua t\u1ea1i c\u00e1c \u0111\u1ea1i l\u00fd v\u00e0 c\u00f3 ch\u1ee9ng ch\u1ec9 v\u1ec1 \u0111\u1ed9 k\u00e9o, n\u00e9n k\u00e8m theo.<\/p>\n

– Nh\u1ef1a \u0111\u01b0\u1eddng : D\u00f9ng l\u1ecdai nh\u1ef1a \u0111\u1eb7c c\u1ee7a Singapore \u0111\u1ed9 kim l\u00fan 60\/70. Tr\u01b0\u1edbc khi thi c\u00f4ng c\u00f3 th\u00ed nghi\u1ec7m ti\u00eau chu\u1ea9n nh\u1ef1a, th\u00ed nghi\u1ec7m c\u1ea5p ph\u1ed1i c\u1ee7a b\u00ea t\u00f4ng nh\u1ef1a n\u00f3ng v\u00e0 c\u00e1c ch\u1ec9 ti\u00eau k\u00e8m theo.<\/p>\n

– \u0110\u1ed1i v\u1edbi b\u00ea t\u00f4ng nh\u1ef1a : theo quy tr\u00ecnh thi c\u00f4ng v\u00e0 nghi\u1ec7m thu m\u1eb7t \u0111\u01b0\u1eddng b\u00ea t\u00f4ng nh\u1ef1a 22 TCN \u2013 249 \u2013 98, d\u00f9ng l\u1ecdai v\u1eeba \u0111\u00e1 d\u0103m, nh\u1ef1a \u0111\u01b0\u1eddng d\u00f9ng lo\u1ea1i c\u00f3 tr\u1ecb s\u1ed1 \u0111\u1ed9 kim l\u00fan 60\/70.<\/p>\n

– C\u00e1c v\u1eadt li\u1ec7u kh\u00e1c ph\u1ea3i tu\u00e2n th\u1ee7 theo c\u00e1c y\u00eau c\u1ea7u trong h\u1ed3 s\u01a1 m\u1eddi th\u1ea7u.<\/p>\n

2 \u00a0\u00a0\u00a0\u00a0 T\u1ed5 ch\u1ee9c lao \u0111\u1ed9ng<\/strong><\/span><\/h5>\n

– C\u00f4ng t\u00e1c t\u1ed5 ch\u1ee9c lao \u0111\u1ed9ng trong thi c\u00f4ng x\u00e2y l\u1eafp \u0111\u01b0\u1ee3c \u0111\u01a1n v\u1ecb ch\u00fang t\u00f4i quan t\u00e2m h\u00e0ng \u0111\u1ea7u. Vi\u1ec7c t\u1ed5 ch\u1ee9c h\u1ee3p l\u00fd lao \u0111\u1ed9ng gi\u00fap cho vi\u1ec7c thi c\u00f4ng \u0111\u1ea1t hi\u1ec7u qu\u1ea3 cao, \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh. T\u1ed5 ch\u1ee9c lao \u0111\u1ed9ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh, ch\u00fang t\u00f4i ch\u00fa tr\u1ecdng v\u00e0o c\u00e1c v\u1ea5n \u0111\u1ec1 sau:<\/p>\n

\u00c6\u00a0\u00a0 Bi\u1ec7n ph\u00e1p s\u1eed d\u1ee5ng h\u1ee3p l\u00fd lao \u0111\u1ed9ng.<\/p>\n

\u00c6\u00a0\u00a0 B\u1ed1 tr\u00ed h\u1ee3p l\u00fd c\u00f4ng nh\u00e2n trong d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t, ph\u00e2n ph\u1ed1i h\u1ee3p l\u00fd lao \u0111\u1ed9ng, t\u1ed5 ch\u1ee9c n\u01a1i l\u00e0m vi\u1ec7c, c\u00f4ng t\u00e1c ph\u1ee5c v\u1ee5, t\u1ea1o m\u1ecdi \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 an to\u00e0n lao \u0111\u1ed9ng.<\/p>\n

3 L\u1eadp k\u1ebf ho\u1ea1ch t\u00e1c nghi\u1ec7p v\u00e0 \u0111i\u1ec1u \u0111\u1ed9 s\u1ea3n xu\u1ea5t<\/strong><\/span><\/h5>\n

C\u00f4ng t\u00e1c l\u1eadp k\u1ebf ho\u1ea1ch t\u00e1c nghi\u1ec7p v\u00e0 \u0111i\u1ec1u \u0111\u1ed9 s\u1ea3n xu\u1ea5t \u0111\u01b0\u1ee3c ch\u00fang t\u00f4i th\u1ef1c hi\u1ec7n nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u h\u00f2a s\u1ea3n xu\u1ea5t v\u00e0 thi c\u00f4ng x\u00e2y l\u1eafp. Th\u01b0\u1eddng xuy\u00ean n\u1eafm t\u00ecnh h\u00ecnh, ki\u1ec3m tra ph\u1ed1i h\u1ee3p ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t thi c\u00f4ng c\u1ee7a c\u00e1c \u0111\u1ed9i.<\/p>\n

Ch\u00fa tr\u1ecdng \u0111\u1ea9y m\u1ea1nh ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng, x\u00e2y l\u1eafp, \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u1ed5 ch\u1ee9c thi c\u00f4ng v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn, s\u1eed d\u1ee5ng t\u1ed1i \u0111a c\u00f4ng su\u1ea5t thi\u1ebft b\u1ecb m\u00e1y m\u00f3c.<\/p>\n

S\u1eed dung t\u1ed1i \u0111a n\u0103ng l\u1ef1c c\u1ee7a c\u00e1c \u0111\u01a1n v\u1ecb li\u00ean doanh tham gia x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh. Cung \u1ee9ng ki\u1ec7p th\u1eddi v\u00e0 \u0111\u1ed3ng b\u1ed9 cho thi c\u00f4ng l\u1ef1c l\u01b0\u1ee3ng lao \u0111\u1ed9ng, thi\u1ebft b\u1ecb, m\u00e1y m\u00f3c v\u00e0 v\u1eadt t\u01b0 k\u1ef9 thu\u1eadt.<\/p>\n

4 \u00a0\u00a0\u00a0\u00a0 T\u1ed5 ch\u1ee9c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng<\/strong><\/span><\/h5>\n

Vi\u1ec7c \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh do H\u1ed9i \u0110\u1ed3ng nghi\u1ec7m thu c\u01a1 s\u1edf th\u1ef1c hi\u1ec7n. Nh\u01b0ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng ch\u00fang t\u00f4i b\u1ed1 tr\u00ed c\u00e1n b\u1ed9 v\u00e0 c\u1ee5 th\u1ec3 h\u00f3a tr\u00ecnh t\u1ef1 c\u00f4ng t\u00e1c nghi\u1ec7m thu t\u1eebng h\u1ea1ng m\u1ee5c d\u1ef1a tr\u00ean h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf k\u1ef9 thu\u1eadt, ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u \u0111em v\u00e0o thi c\u00f4ng, k\u1ebft c\u1ea5u thi c\u00f4ng x\u00e2y l\u1eafp.<\/p>\n

Ch\u00fang t\u00f4i b\u1ed1 tr\u00ed m\u1ed9t h\u1ec7 th\u1ed1ng thi\u1ebft b\u1ecb th\u00ed nghi\u1ec7m \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec3 t\u1ed5 ch\u1ee9c l\u00e0m t\u1ed1t c\u00f4ng t\u00e1c th\u00ed nghi\u1ec7m v\u00e0 qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ch\u00fang t\u00f4i tr\u01b0\u1edbc khi b\u00e1o c\u00e1o Ch\u1ee7 \u0110\u1ea7u T\u01b0 l\u00e0m c\u00f4ng t\u00e1c ki\u1ec3m \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n

5.\u00a0\u00a0\u00a0\u00a0 Th\u00ed nghi\u1ec7m t\u1ea1i v\u00e0 nghi\u1ec7m thu t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng:<\/strong><\/span><\/h5>\n

– \u0110\u1ed1i v\u1edbi n\u1ec1n thi\u00ean nhi\u00ean : ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t K = 0.95, sau khi b\u00f3c l\u1edbp h\u1eefu c\u01a1 v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng ki\u1ec3m tra 500 m2\/\u0111i\u1ec3m.<\/p>\n

– Ki\u1ec3m tra v\u1eadt li\u1ec7u tr\u01b0\u1edbc khi \u0111\u00fac t\u1ea5m \u1ed1p m\u00e1i taluy.<\/p>\n

– Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u00e1c t\u1ea5m \u1ed1p m\u00e1i.<\/p>\n

– Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc h\u1ed1 m\u00f3ng k\u00e8 ch\u00e2n<\/p>\n

– Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc 3 m\u1eb7t c\u1eaft\/ 1km.<\/p>\n

– Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t K c\u1ee7a l\u1edbp \u0111\u1ea5t \u0111\u1eafp n\u1ec1n.<\/p>\n

–\u00a0 Ki\u1ec3m tra nghi\u1ec7m thu l\u1edbp CP\u0110D.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra v\u1eadt li\u1ec7u t\u1ea1i m\u1ecf.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u 150m3\/m\u1eabu.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra \u0111\u1ed9 s\u1ea1ch c\u1ee7a \u0111\u00e1 150m3\/m\u1eabu.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra cao \u0111\u1ed9 m\u00f3ng, k\u00edch th\u01b0\u1edbc, \u0111\u1ed9 b\u1eb1ng ph\u1eb3ng, \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc 3 m\u1eb7t c\u1eaft\/1km.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra m\u00f4 \u0111uyn \u0111\u00e0n h\u1ed3i E <= 1220 kg\/cm2.<\/p>\n

–\u00a0 Ki\u1ec3m tra v\u00e0 nghi\u1ec7m thu l\u1edbp BTNN<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t K >= 0.98 \u0111\u1ed1i v\u1edbi l\u00e0m \u0111\u01b0\u1eddng xe th\u00f4 s\u01a1.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t K >= 0.99 \u0111\u1ed1i v\u1edbi l\u00e0n \u0111\u01b0\u1eddng xe c\u01a1 gi\u1edbi.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra m\u00f4 \u0111uyn \u0111\u00e0n h\u1ed3i E >= 1800 kg\/cm2<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra m\u00f4 \u0111uyn \u0111\u00e0n h\u1ed3i K > =1150kg\/cm2 \u0111\u1ed1i v\u1edbi l\u00e0n xe th\u00f4 s\u01a1.<\/p>\n

\u00c6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ki\u1ec3m tra th\u00e0nh ph\u1ea7n nh\u1ef1a.<\/p>\n

Sau khi ho\u00e0n th\u00e0nh c\u00f4ng tr\u00ecnh, c\u00e1c h\u1ea1ng m\u1ee5c \u0111\u01b0\u1ee3c nghi\u1ec7m thu A-B-TK c\u00f3 b\u1ea3n v\u1ebd ho\u00e0n c\u00f4ng, \u0111\u1ea7y \u0111\u1ee7 ch\u1ee9ng ch\u1ec9 v\u00e0 h\u1ed3 s\u01a1 theo quy \u0111\u1ecbnh th\u00ec \u0111\u01b0\u1ee3c nghi\u1ec7m thu t\u1ed5ng th\u1ec3, b\u00e0n giao \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng.<\/p>\n

6. An to\u00e0n giao th\u00f4ng:\u00a0<\/span> <\/strong><\/h5>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T\u1ea1i nh\u1eefng v\u1ecb tr\u00ed c\u00f3 h\u1ed1 \u0111\u00e0o s\u00e2u , ngo\u00e0i vi\u1ec7c c\u00f3 bi\u1ec3n b\u00e1o ph\u1ea3i c\u00f3 r\u00e0o ch\u1eafn ban ng\u00e0y c\u1eafm c\u1edd, ban \u0111\u00eam ph\u1ea3i c\u00f3 \u0111\u00e8n b\u00e1o, r\u00e0o ch\u1eafn ph\u1ea3i \u0111\u00fang quy \u0111\u1ecbnh b\u1eb1ng g\u1ed7 c\u00f3 s\u01a1n k\u1ebb s\u1ecdc r\u00f5 r\u00e0ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u1eefng n\u01a1i thi c\u00f4ng t\u1eeb 100md tr\u1edf l\u00ean b\u1ed1 tr\u00ed ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn giao th\u00f4ng \u1edf hai \u0111\u1ea7u v\u00e0 trong ph\u1ea1m vi thi c\u00f4ng cho ph\u00e9p s\u1eed d\u1ee5ng r\u00e0o ch\u1eafn m\u1ec1m<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C\u00f4ng tr\u00ecnh thi c\u00f4ng trong \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o an to\u00e0n giao th\u00f4ng, kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec3 m\u1ed9t s\u1ef1 c\u1ed1 n\u00e0o v\u1ec1 \u00e1ch t\u1eafc giao th\u00f4ng x\u1ea3y ra k\u1ec3 c\u1ea3 trong ho\u1eb7c ngo\u00e0i ph\u1ea1m vi thi c\u00f4ng.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 B\u1ea5t k\u1ec3 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p n\u00e0o x\u1ea3y ra \u00e1ch t\u1eafc giao th\u00f4ng \u0111\u1ec1u \u0111\u01b0\u1ee3c x\u1eed l\u00fd v\u00e0 \u1ee9ng c\u1ee9u k\u1ecbp th\u1eddi.<\/p>\n

–\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Trang b\u1ecb \u0111\u1ea7y \u0111\u1ee7 bi\u1ec3n b\u00e1o hi\u1ec7u thi c\u00f4ng, r\u00e0o ch\u1eafn, \u0111i\u1ec7n s\u00e1ng t\u1ea1i c\u00e1c v\u1ecb tr\u00ed thi c\u00f4ng c\u1ed1ng .<\/p>\n

 <\/p>\n

PH\u1ea6N VIII.\u00a0<\/strong>BI\u1ec6N PH\u00c1P \u0110\u1ea2M B\u1ea2O AN TO\u00c0N LAO \u0110\u1ed8NG V\u00c0 V\u1ec6 SINH M\u00d4I TR\u01af\u1edcNG<\/strong><\/span><\/h4>\n
I.\u00a0 AN TO\u00c0N LAO \u0110\u1ed8NG.<\/strong><\/span><\/h5>\n

– T\u1ea1i v\u1ecb tr\u00ed t\u1eadp k\u1ebft v\u1eadt t\u01b0 t\u1ea1m th\u1eddi b\u1ed1 tr\u00ed bi\u1ec3n b\u00e1o c\u00f4ng tr\u00ecnh, l\u00e0m r\u00e0o ch\u1eafn xung quanh.<\/p>\n

– Th\u01b0\u1eddng xuy\u00ean nh\u1eafc nh\u1edf c\u00f4ng nh\u00e2n ph\u00f2ng ch\u1ed1ng tai n\u1ea1n tr\u00ean c\u00f4ng tr\u01b0\u1eddng. Tuy\u1ec7t \u0111\u1ed1i ng\u01b0\u1eddi kh\u00f4ng c\u00f3 nhi\u1ec7m v\u1ee5 kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ee9ng d\u01b0\u1edbi v\u1eadt c\u1ea9u.<\/p>\n

– L\u00e0m r\u00e0o ch\u1eafn t\u1ea1m th\u1eddi \u1edf nh\u1eefng n\u01a1i \u0111\u00e0o m\u00f3ng c\u1ed1ng, sau khi \u0111\u1ed5 b\u00ea t\u00f4ng c\u1ed1ng m\u00e0 ch\u01b0a l\u1eafp \u0111\u1eb7t n\u1eafp \u0111an. Tr\u01b0\u1edbc khi tri\u1ec3n khai l\u00e0m ph\u1ea7n \u0111\u00e0o t\u1ed5 thi c\u00f4ng l\u00e0m r\u00e0o ch\u1eafn ch\u1eafc ch\u1eafn xung quanh di\u1ec7n t\u00edch thi c\u00f4ng. Ban \u0111\u00eam ph\u1ea3i c\u00f3 \u0111\u00e8n b\u00e1o hi\u1ec7u.<\/p>\n

– K\u1ef9 s\u01b0 v\u00e0 c\u00f4ng nh\u00e2n t\u1ea1i c\u00f4ng tr\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed mang \u0111\u1ed3 b\u1ea3o h\u1ed9 lao \u0111\u1ed9ng trong su\u1ed1t th\u1eddi gian l\u00e0m vi\u1ec7c.<\/p>\n

– T\u1ea5t c\u1ea3 c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n thi c\u00f4ng tr\u01b0\u1edbc khi ho\u1ea1t \u0111\u1ed9ng ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra k\u1ef9 thu\u1eadt, ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n m\u1edbi \u0111\u01b0\u1ee3c ph\u00e9p thi c\u00f4ng.<\/p>\n

– C\u00e1n b\u1ed9 c\u00f4ng nh\u00e2n vi\u00ean tham gia x\u00e2y d\u1ef1ng c\u00f4ng tr\u01b0\u1eddng \u0111\u1ec1u \u0111\u01b0\u1ee3c h\u1ecdc t\u1eadp nghi\u00eam ch\u1ec9nh v\u1ec1 lu\u1eadt an to\u00e0n lao \u0111\u1ed9ng, n\u1ed9i quy c\u00f4ng tr\u01b0\u1eddng.<\/p>\n

– Ki\u00ean quy\u1ebft x\u1eed l\u00fd nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u1eadu nh\u1eb9t, b\u00e0i b\u1ea1c g\u00e2y g\u1ed5 nhau l\u00e0m m\u1ea5t tr\u1eadt t\u1ef1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1eddi s\u1ed1ng c\u1ee7a d\u00e2n c\u01b0 xung quanh.<\/p>\n

– C\u00f3 k\u1ebf ho\u1ea1ch \u0111\u0103ng k\u00fd t\u1ea1m tr\u00fa t\u1ea1m v\u1eafng v\u1edbi to\u00e0n b\u1ed9 c\u00f4ng nh\u00e2n vi\u00ean tham gia x\u00e2y d\u1ef1ng c\u00f4ng tr\u00ecnh, \u0111\u1ed3ng th\u1eddi ph\u1ed1i h\u1ee3p v\u1edbi ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u1ec3 c\u00f3 k\u1ebf ho\u1ea1ch b\u1ea3o v\u1ec7 an ninh trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng.<\/p>\n

II. AN TO\u00c0N CH\u00c1Y N\u1ed4.\u00a0\u00a0\u00a0\u00a0\u00a0<\/span> <\/strong><\/h5>\n

– C\u00e1c thi\u1ebft b\u1ecb tr\u00ean c\u00f4ng tr\u01b0\u1eddng ph\u1ea3i th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra h\u00e0ng ng\u00e0y, nh\u1ea5t l\u00e0 ph\u1ea7n \u0111i\u1ec7n d\u1ec3 g\u00e2y ra ch\u00e1y n\u1ed5. Kho\u1ea3ng c\u00e1ch c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n n\u00f3i tr\u00ean ph\u1ea3i c\u00e1ch xa nhau kho\u1ea3ng 10m tr\u1edf l\u00ean v\u00e0 ph\u1ea3i c\u00e1ch xa nh\u00e0 d\u00e2n kho\u1ea3ng 15m tr\u1edf l\u00ean.<\/p>\n

– Treo c\u00e1c b\u1ea3ng quy \u0111\u1ecbnh ph\u00f2ng ch\u1ed1ng ch\u00e1y t\u1ea1i khu v\u1ef1c v\u0103n ph\u00f2ng, l\u00e1n tr\u1ea1i<\/p>\n

– C\u00f4 l\u1eadp c\u00e1c v\u1eadt li\u1ec7u d\u1ec3 ch\u00e1y v\u00e0 ki\u1ec3m tra \u0111\u1ed9 an to\u00e0n c\u1ee7a ch\u00fang tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n

– T\u1ea1i n\u01a1i n\u1ea5u nh\u1ef1a, b\u1ed1 tr\u00ed d\u1ee5ng c\u1ee5 ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y theo \u0111\u00fang quy \u0111\u1ecbnh Nh\u00e0 N\u01b0\u1edbc.<\/p>\n

– C\u00f3 k\u1ebf ho\u1ea1ch tuy\u00ean truy\u1ec1n, nh\u1eafc nh\u1edf ng\u01b0\u1eddi lao \u0111\u1ed9ng th\u1ef1c hi\u1ec7n nghi\u00eam ng\u1eb7t c\u00e1c quy \u0111\u1ecbnh v\u1ec1 ph\u00f2ng ch\u1ed1ng ch\u00e1y n\u1ed5. Lu\u00f4n lu\u00f4n c\u1ea3nh gi\u00e1c v\u1edbi ho\u1ea3\u00a0 ho\u1ea1n ch\u00e1y n\u1ed5 c\u00f3 th\u1ec3 x\u1ea3y ra b\u1ea5t c\u1ee9 l\u00fac n\u00e0o do nguy\u00ean nh\u00e2n ch\u1ec9 l\u00e0 m\u1ed9t s\u01a1 su\u1ea5t nh\u1ecf.<\/p>\n

– B\u1ed1 tr\u00ed c\u00e1c trang thi\u1ebft b\u1ecb ph\u00f2ng ch\u00e1y: bao t\u1ea3i c\u00e1t, b\u00ecnh b\u1ecdt, khu ch\u1ee9a n\u01b0\u1edbc v\u00e0 trang b\u1ecb h\u1ec7 th\u1ed1ng th\u00f4ng tin li\u00ean l\u1ea1c \u0111\u1ec3 ph\u00f2ng khi c\u00f3 s\u1ef1 c\u1ed1 h\u1ecfa ho\u1ea1n.<\/p>\n

– C\u00f3 ch\u1ebf \u0111\u1ed9 th\u01b0\u1edfng ph\u1ea1t ph\u00e2n minh \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi c\u00f3 \u00fd th\u1ee9c t\u1ed1t ch\u1ea5p h\u00e0nh<\/p>\n

III.\u00a0\u00a0\u00a0 BI\u1ec6N PH\u00c1P \u0110\u1ea2M B\u1ea2O V\u1ec6 SINH M\u00d4I TR\u01af\u1edcNG.<\/strong><\/span><\/h5>\n

– Ph\u01b0\u01a1ng ti\u1ec7n thi c\u00f4ng \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt nh\u1eb1m gi\u1ea3m ti\u1ebfng \u1ed3n v\u00e0 an to\u00e0n khi s\u1eed d\u1ee5ng.<\/p>\n

+ Xe v\u1eadn chuy\u1ec3n \u0111\u1ea5t, c\u00e1t, \u0111\u00e1 c\u00f3 b\u1ea1t che ch\u1eafn tr\u00e1nh g\u00e2y r\u01a1i r\u1ea3i g\u00e2y b\u1ee5i v\u00e0 tr\u00e1nh \u00f4 nhi\u1ec3m m\u00f4i tr\u01b0\u1eddng.<\/p>\n

+ B\u1ed1 tr\u00ed xe b\u1ed3n n\u01b0\u1edbc t\u01b0\u1edbi n\u01b0\u1edbc th\u01b0\u1eddng xuy\u00ean \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 nguy c\u01a1 g\u00e2y b\u1ee5i cao v\u00e0 tr\u00ean c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u \u0111\u1ec3 h\u1ea1n ch\u1ebf b\u1ee5i g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a d\u00e2n c\u01b0 xung quanh v\u00e0 ng\u01b0\u1eddi lao \u0111\u1ed9ng.<\/p>\n

+ N\u01a1i t\u1eadp k\u1ebft v\u1eadt t\u01b0 thi\u1ebft b\u1ecb xe m\u00e1y \u0111\u1ea3m b\u1ea3o v\u1ec7 sinh kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn cu\u1ed9c s\u1ed1ng chung c\u1ee7a d\u00e2n c\u01b0 xung quanh.<\/p>\n

+ B\u1ed1 tr\u00ed n\u01a1i \u0103n \u1edf sinh ho\u1ea1t, nh\u00e0 v\u1ec7 sinh khoa h\u1ecdc, x\u1eed l\u00fd h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc th\u1ea3i b\u1eb1ng h\u1ed1 t\u1ef1 th\u1ea5m, v\u1ec7 sinh c\u00f4ng vi\u1ec7c h\u1eb1ng ng\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o v\u1ec7 sinh m\u00f4i tr\u01b0\u1eddng<\/p>\n

+ B\u1ed1 tr\u00ed m\u1ed9t t\u1ed5 g\u1ed3m 04 c\u00f4ng nh\u00e2n th\u01b0\u1eddng tr\u1ef1c d\u1ecdn d\u1eb9p c\u00e1c v\u1eadt t\u01b0 r\u01a1i v\u00e3i sau khi thi c\u00f4ng m\u1ed9t ng\u00e0y, khai th\u00f4ng n\u01b0\u1edbc \u0111\u1ecdng tr\u00ean n\u1ec1n \u0111\u01b0\u1eddng.<\/p>\n

+ R\u00e1c th\u1ea3i tr\u00ean c\u00f4ng tr\u01b0\u1eddng \u0111\u01b0\u1ee3c thu gom v\u00e0o th\u00f9ng r\u00e1c v\u00e0 h\u00e0ng ng\u00e0y v\u1eadn chuy\u1ec3n \u0111i \u0111\u1ed5 \u0111\u00fang n\u01a1i qui \u0111\u1ecbnh.<\/p>\n

+ Gi\u00e1o d\u1ee5c c\u00e1n b\u1ed9, c\u00f4ng nh\u00e2n tr\u00ean c\u00f4ng tr\u01b0\u1eddng th\u1ef1c hi\u1ec7n n\u1ebfp s\u1ed1ng v\u0103n minh, \u00fd th\u1ee9c gi\u1eefa g\u00ecn m\u00f4i tr\u01b0\u1eddng trong s\u1ea1ch.<\/p>\n

+ Sau khi thi c\u00f4ng xong, Nh\u00e0 th\u1ea7u ph\u1ea3i ti\u1ebfn h\u00e0nh d\u1ecdn d\u1eb9p tr\u1ea3 l\u1ea1i m\u1eb7t b\u1eb1ng nh\u01b0 c\u0169.<\/p>\n

IV. PH\u00d2NG CH\u1ed0NG B\u00c3O L\u0168 TRONG QU\u00c1 TR\u00ccNH THI C\u00d4NG:<\/strong><\/span><\/h5>\n

Th\u1eddi gian thi c\u00f4ng n\u1eb1m trong m\u00f9a m\u01b0a cho n\u00ean trong qu\u00e1 tr\u00ecnh thi c\u00f4ng c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c c\u00e1c c\u00f4ng vi\u1ec7c sau :<\/p>\n

L\u00e1n tr\u1ea1i, kho t\u00e0ng xe m\u00e1y thi c\u00f4ng kh\u00f4ng tham gia ch\u1ed1ng b\u1ea3o l\u0169 ch\u1ecdn v\u1ecb tr\u00ed n\u01a1i \u0103n ngh\u1ec9 \u0111\u00f3ng qu\u00e2n an to\u00e0n tr\u00e1nh khu v\u1ef1c d\u1ec5 \u1ea3nh h\u01b0\u1edfng c\u1ee7a thi\u00ean tai \u0111\u1ec1 ph\u00f2ng ng\u1eadp n\u01b0\u1edbc l\u00e0m h\u01b0 h\u1ecfng \u0111\u1ebfn thi\u1ebft b\u1ecb.<\/p>\n

V\u1ec1 nh\u00e2n l\u1ef1c th\u00e0nh l\u1eadp ban th\u01b0\u00ad\u1eddng tr\u1ef1c ch\u1ed1ng b\u00e3o l\u0169 v\u00e0 tr\u1ef1c 24\/24h v\u00e0o th\u1eddi \u0111i\u1ec3m c\u00f3 m\u01b0\u00ada l\u0169 \u0111\u1ec1 ph\u00f2ng l\u1ed1c xo\u00e1y.<\/p>\n

B\u1ed1 tr\u00ed ng\u01b0\u00ad\u1eddi, xe m\u00e1y tr\u1ef1c chi\u1ebfn \u0111\u1ea3m b\u1ea3o giao th\u00f4ng tr\u00ean \u0111\u01b0\u00ad\u1eddng.<\/p>\n

Ph\u1ed1i h\u1ee3p t\u1ed1t v\u1edbi ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u00ad\u01a1ng l\u00ean c\u00f4ng \u0111\u1ecba thi c\u00f4ng tr\u1ef1c chi\u1ebfn ch\u1ed1ng b\u00e3o l\u0169 nh\u1eb1m\u00a0 b\u1ea3o v\u1ec7 t\u00e0i s\u1ea3n chung XHCN v\u00e0 t\u00e0i s\u1ea3n c\u00f4ng d\u00e2n n\u00f3i ri\u00eang.<\/p>\n

Th\u00ad\u01b0\u1eddng xuy\u00ean theo d\u00f5i th\u00f4ng b\u00e1o v\u1ec1 l\u0169 l\u1ee5t c\u1ee7a trung \u01b0\u00ad\u01a1ng v\u00e0 \u0111\u1ecba ph\u00ad\u01b0\u01a1ng tr\u00ean c\u00e1c ph\u01b0\u00ad\u01a1ng ti\u1ec7n th\u00f4ng tin \u0111\u1ea1i ch\u00fang.<\/p>\n

K\u1ebeT LU\u1eacN CHUNG<\/strong><\/span><\/h4>\n

Bi\u1ec7n ph\u00e1p thi c\u00f4ng tr\u00ean \u0111\u00e2y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng chung cho t\u1ea5t c\u1ea3 c\u00e1c h\u1ea1ng m\u1ee5c c\u1ee7a G\u00f3i th\u1ea7u s\u1ed1 19CW: N\u00e2ng c\u1ea5p \u0111\u01b0\u1eddng GTNT x\u00e3 Y\u00ean L\u1ed9c \u2013 Can L\u1ed9c \u2013 H\u00e0 T\u0129nh.<\/p>\n

– Ph\u1ea7n thuy\u1ebft minh bi\u1ec7n ph\u00e1p t\u1ed5 ch\u1ee9c thi c\u00f4ng tr\u00ean \u0111\u00e2y, nh\u00e0 th\u1ea7u ch\u00fang t\u00f4i kh\u00f4ng th\u1ec3 tr\u00ecnh b\u00e0y h\u1ebft c\u00e1c chi ti\u1ebft m\u00e0 ch\u1ec9 quan t\u00e2m t\u1edbi nh\u1eefng bi\u1ec7n ph\u00e1p thi c\u00f4ng ch\u1ee7 y\u1ebfu nh\u1ea5t. Nh\u00e0 th\u1ea7u \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u v\u1ec1 k\u1ef9 thu\u1eadt, thi c\u00f4ng \u0111\u00fang ti\u1ebfn \u0111\u1ed9 \u0111\u1ec3 c\u00f4ng tr\u00ecnh \u0111\u1ea1t ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t.<\/p>\n

– N\u1ebfu tr\u00fang th\u1ea7u, nh\u00e0 th\u1ea7u ch\u00fang t\u00f4i s\u1ebd xin tr\u00ecnh b\u00e0y chi ti\u1ebft c\u1ee5 th\u1ec3 h\u01a1n trong c\u00e1c k\u1ebf ho\u1ea1ch thi c\u00f4ng h\u00e0ng tu\u1ea7n, h\u00e0ng th\u00e1ng v\u1edbi ch\u1ee7 \u0111\u1ea7u t\u01b0 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u00fang ti\u1ebfn \u0111\u1ed9, ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ch\u1ee7 \u0111\u1ea7u t\u01b0 \u0111\u1ec1 ra.<\/p>\n

– Ch\u00fang t\u00f4i hy v\u1ecdng v\u1edbi \u00fd th\u1ee9c l\u00e0m cho c\u00f4ng tr\u00ecnh \u0111\u01b0\u1ee3c thi c\u00f4ng v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t, nhanh nh\u1ea5t, an to\u00e0n nh\u1ea5t,… s\u1ebd \u0111\u01b0\u1ee3c ch\u1ee7 \u0111\u1ea7u t\u01b0 quan t\u00e2m l\u01b0u \u00fd \u0111\u1ec3 nh\u00e0 th\u1ea7u ch\u00fang t\u00f4i th\u1ec3 hi\u1ec7n nh\u1eefng n\u0103ng l\u1ef1c s\u1eb5n c\u00f3 c\u1ee7a m\u00ecnh.<\/p>\n

C\u00e2u h\u1ecfi : <\/strong><\/em>gi\u00e0n ph\u01a1i th\u00f4ng minh h\u00f2a ph\u00e1t<\/a>

M\u1eadt kh\u1ea9u:<\/strong> XXXXXXX (7 k\u00fd t\u1ef1 s\u1ed1)<\/strong> .\u00a0<\/p>

H\u01b0\u1edbng d\u1eabn xem c\u00e1ch t\u1ea3i T\u1ea0I \u0110\u00c2Y !<\/strong><\/span><\/a><\/p>\r\n\n","protected":false},"excerpt":{"rendered":"

\u0110\u01b0\u1eddng giao th\u00f4ng n\u00f4ng th\u00f4n bao g\u1ed3m: \u0111\u01b0\u1eddng tr\u1ee5c x\u00e3, \u0111\u01b0\u1eddng li\u00ean x\u00e3, \u0111\u01b0\u1eddng tr\u1ee5c th\u00f4n; \u0111\u01b0\u1eddng trongng\u00f5 x\u00f3m v\u00e0 c\u00e1c \u0111i\u1ec3m d\u00e2n c\u01b0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng; \u0111\u01b0\u1eddng tr\u1ee5c ch\u00ednh n\u1ed9i \u0111\u1ed3ng. M\u1eadt kh\u1ea9u : Cu\u1ed1i b\u00e0i vi\u1ebft >>>>>>Xem th\u00eam : M\u1eabu h\u1ed3 s\u01a1 d\u1ef1 th\u1ea7u d\u00e2n d\u1ee5ng, c\u00f4ng nghi\u1ec7p >>>>>>Xem th\u00eam : Nh\u1eefng l\u01b0u \u00fd…<\/p>\n","protected":false},"author":1,"featured_media":30661,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/posts\/39","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=39"}],"version-history":[{"count":8,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/posts\/39\/revisions"}],"predecessor-version":[{"id":12797,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/posts\/39\/revisions\/12797"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=\/wp\/v2\/media\/30661"}],"wp:attachment":[{"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=39"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=39"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tailieuxaydung.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=39"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}