Geosynthetic Accreditation Institute


ASTM D6392
Standard Test Method for Determining the Integrity of Nonreinforced Geomembrane Seam Produced Using Thermo-Fusion Method [0.09]


List of Accredited Laboratories:

  • Lab. #1 - TRI Environmental Inc.
  • Lab. #3 - Golder Associates
  • Lab. #4 - Geosynthetic Institute
  • Lab. #13 - TRI Environmental Inc. (Precision Geosynthetics Laboratory)
  • Lab. #14 - Geotechnics Inc.
  • Lab. #20 - GeoTesting Express, Inc.
  • Lab. #29 - FITI (GSI-Korea)
  • Lab. #38 - CTT Group (SAGEOS)
  • Lab. #42 - NPUST (GSI-Taiwan)
  • Lab. #43 - Ardaman & Associates Inc.
  • Lab. #49 - Engepol Geossinteticos Ltda.
  • Lab. #60 - TDM Geosintéticos S.A.
  • Lab. #61 - Raven Industries Inc.
  • Lab. #66 - Rowad International Geosynthetics Co. Ltd.
  • Lab. #70 - RSA Geolab, LLC
  • Lab. #71 - Plásticos Agrícolas y Geomembranas S.A.C.
  • Lab. #79 - TRI Geosynthetic Testing & Services (Suzhou)
  • Lab. #85 - Plásticos Agrícolas y Geomembranas SAC (PAG) - Peru

[Method List]

[Laboratory List]