Geosynthetic Accreditation Institute


ASTM D6575
Test Method for Determining Stiffness of Geosynthetics Used as Turf Reinforcement Mats (TRMs), [04.09]


List of Accredited Laboratories:

  • Lab. #1 - TRI Environmental Inc.
  • Lab. #4 - Geosynthetic Institute
  • Lab. #8 - Propex Operating Co. LLC (Performance Nonwovens Division)
  • Lab. #9 - Lumite Inc.
  • Lab. #13 - TRI Environmental Inc. (Precision Geosynthetic Laboratory)
  • Lab. #38 - CTT Group (SAGEOS)

[Method List]

[Laboratory List]