Geosynthetic
Accreditation Institute
Geosynthetic
Institute
CETCO
Corporate Lab
Attn: Michael Donovan
(847) 851-1500
List of Accredited Test Methods:
- ASTM D4632 - GT Grab
- ASTM D4833 - Index Puncture
- ASTM D5199 - Thickness
- ASTM D5261 - Mass/Unit Area
- ASTM D5321 - Direct Shear
- ASTM D5887 - GCL Flux
- ASTM D5890 - GCL Swell
- ASTM D5891 - GCL Fluid Loss
- ASTM D5993 - GCL Mass
- ASTM D6243 - GCL Direct Shear
- ASTM D6496 - GCL Peel Strength
- ASTM D6766 - GCL Flux Non Water
- ASTM D6768 - GCL Tensile