T 157-2011
Standard Method of Test for Air-Entraining Admixtures for Concrete

Standard No.

T 157-2011

Release Date

2011

Published By

AASHTO - American Association of State Highway and Transportation Officials

Status

Be replaced 2016-05

Replace By

T 157-2012

Latest

T/CIET 157-2023

Scope

This method covers the testing of materials proposed for use as air-entraining admixtures in the field. The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information purposes only. This standard does not purport to address all of the safety concerns associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. The text of this standard references notes and footnotes that provide explanatory materials. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.

T 157-2011 history

• 2023 T/CIET 157-2023 Green and low-carbon evaluation guidelines for smart home products
• 2012 T 157-2012 Standard Method of Test for Air-Entraining Admixtures for Concrete
• 2011 T 157-2011 Standard Method of Test for Air-Entraining Admixtures for Concrete
• 2006 T 157-2006 Standard Method of Test for Air-Entraining Admixtures for Concrete
• 2005 T 157-2005 Standard Method of Test for Air-Entraining Admixtures for Concrete (ASTM Designation: C 233-01)