Civil MDC

Causes

Causes, Evaluation, and Repair of Cracks in Concrete Structures 1

Causes, Evaluation, and Repair of Cracks in Concrete Structures

Description Cracks in concrete have many causes. They may affect appearance only, or they may indicate significant structural distress or a lack of durability. Cracks may represent the to talextent of the damage, or they may point to problems of greater magnitude. Their significance depends on the type of structure, as well as the nature […]

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Report on Early-Age Cracking, Causes, Measurement, and Mitigation 2

Report on Early-Age Cracking, Causes, Measurement, and Mitigation

Description ACI Committee 231 defines “early age” as the period afterfinal setting, during which properties are changing rapidly.For a typical Type I portland-cement concrete moist cured atroom temperature, this period is approximately 7 days. Thisdocument, however, includes discussions of early-ageeffects beyond 7 days. It is important to understand howconcrete properties change with time during early

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