The Ontario Building Code | Polyethylene Pipe Used Underground

7.2.5.6. Polyethylene pipe Used Underground

(1) Polyethylene pipe used underground in a drainage system for rehabilitation of existing systems using trenchless technology shall conform to ASTM F714, "Polyethylene (PE) Plastic pipe (SDR-PR) Based on Outside Diameter" and shall be HDPE 3408, SDR 17 or heavier.