ACI C12-90

This publication is a compilation of useful articles and papers dealing with concrete mixtures. The 14 reportscover topics including: use of computers, production and delivery of high strength concrete, concrete qualitycontrol, quality assurance programs concrete mixtures and construction needs, automatic adjustments ofconcrete mixtures, concrete mixtures optimization, the role of water in concrete, low water-cement ratios,structural wood-fiber concrete, premixed cement paste, and interpreting the slump test.