Plastic Pipe

2026-11-03

PLASTIC PIPE LINER , CORRUGATED POLYETHYLENE PIPE , AND POLYPROPYLENE All pipe liners , corrugated high density polyethylene pipe ( HDPE ) and corrugated polypropylene pipe ( PP ), shall meet the requirements as specified in the St . Charles County Standard Specifications for Arterial Highway Construction , 2020 Edition . Heavy gauge pipe liners will be used for lining corrugated and concrete pipe 12 " - 60 " Dual Wall and Triple Wall Polypropylene Gravity Sewer Pipe Dual wall pipe and fittings 12 inch through 24 - inch diameter pipe shall conform to ASTM F2736 and triple wall pipe 30 inch through 60 - inch shall conform to ASTM F2764 , except as otherwise specified herein . Dual wall polypropylene pipe shall have a smooth interior and annular exterior corrugations . Triple wall polypropylene pipe shall have a smooth interior and exterior with annular inner corrugations . Pipe shall have a minimum pipe stiffness of 46 pii when tested in accordance with ASTM D2412 . Pipe shall be joined with an integral bell and spigot joint on all sizes . The joints shall be watertight in accordance with ASTM D3212 . The spigot shall have two gaskets meeting the requirements of ASTM F477 . The gaskets shall be installed by the pipe manufacturer and shall be covered with a removable , protective wrap to ensure the gaskets are free from debris . Pipe shall have a reinforced bell with a polymer composite band installed by the manufacturer . A joint lubricant shall be used on the gasket and pipe bell during assembly . Steel Reinforce Polyethylene Pipe ( SRPE ) Steel reinforced polyethylene pipe with a smooth waterway wall and exterior profile that is reinforced with high strength galvanized steel ribs . The continuous reinforcing ribs are completely encased within the polyethylene profile . The pipe is manufactured using a helical winding process that results in a continuously fusion welded lap seam . The pipe profile is manufactured using highquality stress - rated thermoplastic meeting the requirements of ASTM F2562 “ Standard Specification for Steel Reinforced Thermoplastic Ribbed Pipe and Fittings for Non - Pressure Drainage and Sewerage ” or AASHTO Designation M335 and MP - 40 . High Performance ( HP ) Joints ( 30 ” – 72 ”) shall be gasketed , bell and spigot joints where both the bell and spigot are reinforced with steel that is fully encased in stress - rated high density polyethylene ( meeting the requirements set forth in the above Material Properties paragraph ) and that have been laboratory tested to 10 . 8 psi in accordance with ASTM D3212 “ Standard Specification for Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric Seals ” ( see Standard Drawing 1012804 ). Soil Tight Joints ( 84 ” – 120 ””) shall be plain ended pipe with Polymeric coated Type 2 CMP coupling bands and elastomeric gaskets . x

Missouri

2026-04-29