Certification by the COE includes 53 materials tests in Aggregate, Concrete, Masonry, Mortar, Grout and Soils.

The Transit Mix lab is on the list of commercial laboratories qualified to conduct material tests for the U.S. Army Corps of Engineers.

To learn more, visit their website at http://gsl.erdc.usace.army.mil/SL/MTC/   

Our Quality Assurance Department has eight full-time certified technicians and is regularly inspected by The Cement and Concrete Reference Laboratory (CCRL). The Quality Assurance Department participates in proficiencies programs for all applicable test standards.

The material test methods that the lab is validated to perform are as follows:

A. Aggregate Tests:
ASTM C40, C117, C127, C128, C136, C29, C88, C131, C142, C535, C566, C702, C1260, D75, D2419, D4791, D5821, CRD-C114, CRD-C119, AND CRD-C130.

B. Concrete Tests:
ASTM C31, C39, C138, C143, C172, C173, C231, C1064, C42, C78, C470, C511, C617, C805, C1077, C1231, AND E329.

C. Masonry, Mortar & Grout Tests:
ASTM C780 AND C1019.

D. Soil Tests:
ASTM D421, D422, D698, D1140, D1556, D1557, D2216, D2487, D3740, D4318, and E329.