Technical Questions

Question: The effect of entrained air on the workability of concrete

Question: Factors governing the strength of concrete

Question: Air content common limits

Question: Are the proportions of ingredients inter-related to produce concrete of a given workability?

Question: How can the adequacy of mixing be determined?

Question: What tests are necessary or desirable in making a series of trial mixtures to arrive at a suitab...

Question: When is the slump test useful in detecting changes in the concrete?

Question: How is the air content of freshly mixed concrete determined?

Question: Why are many non-destructive tests used as “estimators” of concrete strength?

Question: Mixture design and strength submittals

Question: How to Control Mass Concrete Temperature during Construction