Please note that this is a scanned copy of a paper originally published in 1991, so the text is not as clear as in documents created as pdf files.

Discusses the effects on concrete of using shrinkable natural aggregates, recommends suitable uses for concrete made with particular aggregates and offers guidance on the design precautions to be taken. It should be used in conjunction with BS 812: Part 120 Method for testing and classifying drying shrinkage of aggregates in concrete. 4 pages.