Geosynthetic Accreditation Institute


ASTM D7749
Standard Test Method for Determining Integrity of Seams Produced Using Thermo-Fusion Methods for Reinforced Geomembranes by the Grab Method


List of Accredited Laboratories:

         Lab. #20 - GeoTesting Express, Inc.

         Lab. #38 - CTT Group (SAGEOS)

         Lab. #61 - Raven Industries Inc.


[Method List]

[Laboratory List]