AASHTO T 325-04 (2020) provides procedures for estimating concrete strength in roads, bridges, and other transportation structures through the use of a maturity index.This standard requires determination of the strength-maturity relationship of the approved concrete job mix in the laboratory, and determination of the temperature history subsequent to placement in the field.
AASHTO T 325-04 (2020) History
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AASHTO T 325-04 (2020)
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