Materials

Philip King BSc

Robert Cather BSc

Arup Research and Development

Contents

4.1 Introduction 4/3 4.1.1 Standards and codes of practice 4/3

4.2 Concrete 4/3

4.2.2 Aggregates 4/5

4.2.3 Admixtures 4/7

4.2.4 Concrete mix design 4/8

4.2.5 Properties of hardened concrete 4/9

4.2.6 Curing 4/14

4.2.7 Concreting in hot, arid climates 4/14

4.2.8 Reinforcement and prestressed steel 4/14

4.3 Concrete testing 4/14

4.3.1 Workability tests 4/14

4.3.2 Strength tests 4/16

4.3.3 Accelerated strength tests 4/16

4.3.4 Tests on cores 4/16

4.3.5 Nondestructive strength tests 4/16

4.3.6 Tests on aggregates 4/16

4.3.7 Measurement of entrained air 4/17

4.3.8 Analysis of fresh concrete 4/17

4.3.9 Analysis of hardened concrete 4/17

4.4 Plastics and rubbers 4/18

4.4.1 Terminology 4/18

4.4.2 Physical and chemical properties 4/19

4.4.3 Mechanical properties 4/19

4.4.4 Compounding, processing and fabrication 4/20

4.4.5 Identification of polymers and plastics compounds 4/21

4.4.6 Foamed and expanded plastics 4/21

4.5 Paint for steel

4.5.1 Zinc coatings

4.5.2 Surface preparation

4.5.3 Preparation of galvanized or other zinc-coated surfaces

4.5.4 Coating types

Standards and codes of practice referred to in Chapter 4/27

Other standards

References

Bibliography

4.1 Introduction

A good working knowledge of the materials used in civil engineering is very important to the engineer and in this book the characteristics and properties of many materials are described appropriately in other chapters as indicated below.

MateriaI

Soils

Rocks

Reinforcement Steel

Aluminium

Bricks and masonry

Timber

Bituminous materials

Chapter 9

8 and 10 12

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