Geosynthetic Accreditation Institute


ASTM D7056
Standard Test Method for Determining the Tensile Shear Strength of Prefabricated Bituminous Geomembrane Seams


List of Accredited Laboratories:

·         Lab. #1 - TRI Environmental Inc.

·         Lab. #38 - CTT Group (SAGEOS)


[Method List]

[Laboratory List]