Bureau of Materials and Physical Research Compressive …
Illinois Modified ASTM C 579 – 01 (Reapproved 2006) Effective Date: January 1, 2007 Revised Date: October 26, 2012 Standard Method of Test for Compressive Strength of Chemical-Resistant Mortars, Grouts, Monolithic Surfacings, and Polymer Concretes Modifications apply only when testing material according to Check Sheet #17, Special