Work Item
ASTM WK76837

Revision of C939/C939M-16a Standard Test Method for Flow of Grout for Preplaced-Aggregate Concrete (Flow Cone Method)


ASTM C939 is being revised is to provide a safety precautionary warning statement. The safety precautionary warning statement needs to be added to 1.6 in the scope of the standard. This is being done in order to make users of the standard aware that fresh cementitious mixtures are caustic and may cause chemical burns upon prolonged contact.


Developed by Subcommittee: C09.41

Committee: C09

Staff Manager: W Scott Orthey

Work Item Status

Date Initiated: 05-08-2021

Technical Contact: Clint Shimon