Geosynthetic Accreditation Institute


ASTM D2412
Standard Test Method for Determination of External Loading Characteristics of Plastic Pipe by Parallel-Plate Loading


List of Accredited Laboratories:

  • Lab. #1 - TRI/Environmental, Inc.
  • Lab. #38 - CTT Group (SAGEOS)
  • Lab. #42 - NPUST (GSI-Taiwan)
  • Lab. #50 - Advanced Drainage Systems
  • Lab. #53 - Polytex SA (Antofagasta Lab)
  • Lab. #56 - Polytex SA (Santiago Lab)
  • Lab. #75 - GEOMATRIX S.A.S.

[Method List]

[Laboratory List]