Applicable Standards: AASHTO Standard Specifications for Highway Bridges
AASHTO M 288 Geotextile Specifications for Highway Applications
AASHTO M 252 Corrugated Polyethylene Drainage Pipe
AASHTO National Transportation Product Evaluation Program (NTPEP)
ASTM C140
ASTM C1262
ASTM C1372
ASTM D448
ASTM D698
ASTM D1556
ASTM D1557
ASTM D2487
ASTM D2922
ASTM D3034
ASTM D4318
ASTM D4491
ASTM D4595
ASTM D4873
ASTM D5084
ASTM D5262
ASTM D5321
ASTM D5818
ASTM D6637
ASTM D6638
ASTM D6916
ASTM D6706
ASTM F405
ASTM G51