Geosynthetic Accreditation Institute


ASTM D5887
Standard Test Method for Measurement of Index Flux Through Saturated Geosynthetic Clay Liner Specimens Using a Flexible Wall Permeameter, (04.09)


List of Accredited Laboratories:

  • Lab. #1 - TRI/Environmental
  • Lab. #3 - Golder Associates
  • Lab. #4 - Geosynthetic Institute
  • Lab. #13 - Precision Geosynthetic Labs., CA
  • Lab. #14 - Geotechnics Inc.
  • Lab. #18 - Shaw Environmental & Infrastructure, Inc.
  • Lab. #19 - HTS Inc. Consultants
  • Lab. #20 - GeoTesting Express
  • Lab. #22 - CETCO (Arlington Heights Lab)
  • Lab. #23 - CETCO (Fairmount Lab)
  • Lab. #24 - CETCO (Lovell Lab)
  • Lab. #26 - Agru America Inc.
  • Lab. #29 - FITI
  • Lab. #32 - Vector Engineering, Inc.
  • Lab. #38 - SAGEOS/CTT Group
  • Lab. #42 - NPUST (GSI-Taiwan)
  • Lab. #43 - Ardaman & Associates Inc.
  • Lab. #46 - Bentofix Technologies, Inc.

[Method List]

[Laboratory List]