Technical Questions

Question: What nominal maximum sizes of aggregate are recommended?

Question: Requirements for storing and handling aggregate

Question: The effect of maximum size of aggregate on concrete strength

Question: Size of test cylinder

Question: Who selects the requirements for concrete for a project?

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

Question: Characteristics of aggregate affecting concrete strength

Question: Improving the abrasion resistance of concrete

Question: Curling, shrinkage, and w/cm

Question: How to Control Mass Concrete Temperature during Construction

Question: Consistency, plastic consistency, and workability

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

Question: What is aggregate?

Question: Why might fibers “ball up” in concrete mixes?

Question: The relationship between porosity and permeability of concrete

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

Question: Factors affecting permeability

Question: The basic approach used in the ACI mixture proportioning method

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

Question: Air content common limits

Question: How can the adequacy of mixing be determined?