Preferred Term:
alkali silica reaction
Definition:
ASR is a chemical combining of reactive silica from the concrete aggregate with the alkali from the cement paste in the presence of moisture. The result of the reaction is a gel, which can expand and may cause micro-cracks in the concrete.
Concept Schemes:
NALT Full
Broader Concept:
URI:
https://lod.nal.usda.gov/nalt/316996
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RDF/XMLCreated 2018-05-17, last modified 2019-10-30