Geosynthetic Accreditation Institute

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ASTM D1593
Standard Specification for Nonrigid Vinyl Chloride Plastic Sheeting (thickness)

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List of Accredited Laboratories:

• Lab. #1 - TRI/Environmental
• Lab. #3 - Golder Associates
• Lab. #4 - Geosynthetic Institute
• Lab. #13 - TRI Environmental (Precision Geosynthetics Laboratory)
• Lab. #14 - Geotechnics, Inc.
• Lab. #20 - GeoTesting Express, Inc.
• Lab. #29 - FITI (GSI-Korea)
• Lab. #38 - CTT Group (SAGEOS)
• Lab. #62 - Solmax Geosynthetics Sdn. Bhd. (Malaysia)
• Lab. #70 - RSA Geolab, LLC

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[Method List]

[Laboratory List]