Abstract
This paper presents results from two comprehensive series of tests spanning a 5-year period that investigated the influence of 23 different aggregate types on the properties of hardened concrete. The information given is concerned with concrete stiffness and deformation. Tables of design values for estimating the elastic modulus of concrete are given. The influence of aggregate type on concrete shrinkage and creep is discussed with reference to the experimental work. Guidance is provided on the adjustment of code values for the effects of aggregates. The results provide evidence that aggregates exert a profound and important influence on the deformation properties of concrete.
Published Version
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