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Specification M 194M/M 194-26 Standard specification for chemical admixtures for concrete

Publication Year

2026

Document Status

Current

Abstract

Requirements and testing methods for chemical admixtures added to hydraulic-cement concrete, closely harmonized with ASTM C494/C494M, except where AASHTO modifies references or specific provisions for transportation-related infrastructure.

Document History

Supersedes AASHTO M 194M/M 194-23.

Publisher Information

American Association of State Highway and Transportation Officials

AASHTO is a non-profit association representing air, road, public, rail and water transportation departments in the 50 US states, the District of Columbia, and Puerto Rico to foster the development, operation, and maintenance of an integrated national transportation system.