AASHTO M 175M/M 175-05 (2020) covers perforated concrete pipe intended to be used for underdrainage.
AASHTO M 175M/M 175-05 (2020)
Original price was: $54.00.$27.00Current price is: $27.00.
Standard Specification for Perforated Concrete Pipe (ASTM C444M-03 and C444-03)
American Association of State Highway and Transportation Officials , 2005