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Topics In Concrete

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Technical Questions

ACI Committees, Membership, and Staff have answered common questions on a variety of concrete related topics.

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Found 11 FAQs.

Question: Specialty admixtures

Question: What does ACI recommend regarding water-cement (w/c) ratios or admixtures to improve workability...

Question: How are the relatively small dosages of an admixture measured reliably and placed in the mixer?

Question: Heat of hydration and the importance of controlling it

Question: How can it be determined that an admixture will serve its intended purpose?

Question: Using cube tests in lieu of cylinder tests

Question: The purpose of calcium sulfate (gypsum)

Question: What is an admixture?

Question: How do the requirements of placing affect the selection of proportions of aggregates and cementi...

Question: How is the selection of mixture proportions affected by the materials to be used and the placing...

Question: How to Control Mass Concrete Temperature during Construction