AASHTO T 325-22

Standard Method of Test for Estimating the Strength of Concrete in Transportation Construction by Maturity Tests

Published by	Publication Date	Number of Pages
AASHTO	2022	8

Category AASHTO Industry Transport Standards

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AASHTO T 325 – Standard Method of Test for Estimating the Strength of Concrete in Transportation Construction by Maturity Tests

This standard 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 strengthâmaturity relationship of the approved concrete job mix in the laboratory and determination of the temperature history subsequent to placement in the field.