Geosynthetic Accreditation Institute


ASTM D751a
Standard Test Method for Coated Fabrics (Dimensions and Mass) 


List of Accredited Laboratories:

  • Lab. #1 - TRI Environmental
  • Lab. #3 - Golder Associates
  • Lab. #4 - Geosynthetic Institute
  • Lab. #13 - TRI Environmental (Precision Geosynthetic Laboratories)
  • Lab. #14 - Geotechnics, Inc.
  • Lab. #20 - GeoTesting Express Inc.
  • Lab. #29 - FITI (GSI-Korea)
  • Lab. #38 - CTT Group (SAGEOS)
  • Lab. #75 - Geomatrix SAS
  • Lab. #107 - TRI Australasia Pty Ltd.
  • Lab. #126 - Cooley Pawtucket Lab
  • Lab #127 - Cooley Cranston Lab
  • Lab #128 - Cooley Lancaster Lab
  • Lab #129 - Cooley Ontario Lab

[Method List]

[Laboratory List]