Geosynthetic Accreditation Institute


ASTM D374
Test Methods for Thickness of Solid Electrical Insulation (10.01)


List of Accredited Laboratories:

  • Lab. #4 - Geosynthetic Institute
  • Lab. #13 - TRI Environmental (Precision Geosynthetic Laboratories)
  • Lab. #14 - Geotechnics Inc.
  • Lab. #20 - GeoTesting Express
  • Lab. #29 - FITI Testing & Research Institute
  • Lab. #34 - GSE Environmental (Richey Road Lab)
  • Lab. #37 - GSE Environmental Chile S.A.
  • Lab. #49 - Engepol Geossinteticos Ltda.
  • Lab. #55 - Atarfil Geomembranes S.L.
  • Lab. #70 - RSA Geolab, LLC

[Method List]

[Laboratory List]