High Strength Concrete – A Practical Guide (ELXD0001)
Mô tả
High Strength Concrete – A Practical Guide
1 Introduction
Unit conversions
Terminology
Historical background
Applications
2 Constituent materials
Introduction
Cementitious materials
Aggregates
Water
Chemical admixtures
Air-entraining admixtures
3 Mixture proportioning and evaluation
Introduction
Identifying relevant concrete properties
Statistical variability
Proportioning considerations
Designated acceptance age
ACI 318 code requirements for strength acceptability
Trial evaluation
Proportioning high-strength concrete: an example
4 Properties
Introduction
Mechanical properties
Durability properties
Constructability properties
5 Specifications
Introduction
Prescriptive vs. performance-based specifications
The pitfalls of arbitrarily established limits
The relevancy of the slump test
Constituent materials
Quality management plans
Producer qualifications
Submittals and conditions of sale
Testing laboratory qualifications
Preconstruction conferences
Post-28-day designated acceptance ages
6 Production and delivery
Introduction
Order taking
Dispatching
Quality control
Plant operations
Delivery
7 Placement, consolidation, and finishing
Introduction
Preconstruction conferences
Preparation
Placement
Consolidation
Finishing
Case study: When self-consolidation is not enough
8 Curing
Introduction
Moisture requirements
Temperature requirements
Curing high-strength precast concrete
9 Quality control and testing
Introduction
Testing variables influencing compressive strength
Standard cured vs. field cured specimens
In-place evaluation
Profiling constituent materials in the laboratory
Case Study: Jobsite curing in limewater
10 Problem solving
Introduction
Incompatibility
Early stiffening and erratic setting
Poor strength development
Aesthetic defects
Petrography
Case study: When color becomes a concern
Case study: An autogenous shrinkage cracking investigation
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Miễn phí
Tác giả: Michael A. Caldarone
Số trang: 273 trang
Định dạng file: pdf
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