ASTM C1105-23a is a standard test method for measuring the length change of concrete due to alkali-carbonate reaction (ACR). This document details procedures for evaluating and controlling potential deleterious expansion in concrete structures that might arise from ACR, a type of chemical reaction between alkalis present in cement or aggregate materials and carbonate minerals within certain aggregates. The standard provides guidance on sample preparation, testing conditions, and interpretation of results to assess the susceptibility of concrete mixtures to this form of degradation over time.
Developed by ASTM International, this test method aims at helping engineers, material scientists, and construction professionals ensure durability and longevity in building materials and structures. By adhering to ASTM C1105-23a standards, practitioners can better understand the risk factors associated with ACR and take proactive measures to mitigate its effects.
*** Please note: This description may not be accurate, please refer to the official documentation.
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