Geosynthetic Accreditation Institute

Advanced Drainage Systems Inc.
Attn: Terry McElfresh
(513) 896-2065

 

List of Accredited Test Methods:

  • ASTM D1238 - Melt Flow Index
  • ASTM D1505 - Density Column
  • ASTM D2122 - Pipe Dimensions
  • ASTM D2412 - Pipe Loading
  • ASTM D2444 - Pipe Impact
  • ASTM D4218 - C. B. Content (Muffle)
  • ASTM F2136 - NCTL Pipe

[Method List]

[Laboratory List]

[GAI page]