Numbers and Titles



33 05 33.13Corrugated-Wall, Smooth Interior HDPE Gravity Pipe
33 05 33.23Polyethylene Pressure Pipe and Tubing (AWWA C901 and AWWA C906)
33 05 33.33Corrugated, Perforated HDPE Drainage Pipe
33 05 33.36Corrugated, Non-Perforated HDPE Drainage Pipe
33 05 33.53HDPE Gas Utility Pipe
33 05 33.56Medium-Density Polyethylene Gas Utility Pipe
33 05 33.63HDPE Communication Duct