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Concept information
Preferred term
alkali silica reaction
Type
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Topic
Definition
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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.
Broader concept
In other languages
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Spanish
URI
https://lod.nal.usda.gov/nalt/316996
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