Geosynthetic Accreditation Institute


ASTM D6241
Test Method for the Static Puncture Strength of Geotextiles and Geotextile Related Products Using a 50-mm Probe, [04.09]


List of Accredited Laboratories:

  • Lab. #1 - TRI/Environmental, Inc.
  • Lab. #3 - Golder Associates
  • Lab. #4 - Geosynthetic Institute
  • Lab. #8 - SI Geosolutions (Peformance Nonwovens Div.)
  • Lab. #13 - Precision Geosynthetic Laboratories, CA
  • Lab. #14 - Geotechnics Inc.
  • Lab. #18 - Shaw Environmental & Infrastructure, Inc.
  • Lab. #27 - Pro Pex Co.
  • Lab. #29 - FITI
  • Lab. #31 - NYS DOT
  • Lab. #38 - SAGEOS/CTT Group
  • Lab. #41 - SGI Testing Services, LLC
  • Lab. #42 - NPUST (GSI-Taiwan)
  • Lab. #45 - Polyfelt Geosynthetics SDN Bhd.
  • Lab. #55 - Atarfil Geomembranes S.L.

[Method List]

[Laboratory List]

[GAI page]