• 1
  Scope

This specification covers the general requirements of spiral wound high density polyethylene (HDPE) profile pipe with smooth outer and inner walls specifically designed for in-place relining of underground culverts.

• 2
  Material

Pipe shall be manufactured from high density polyethylene resin, which shall meet or exceed the requirements of cell classification 324433C as defined in ASTM D3350. Resistant to a wide range of soil acidity: pH 1.25 to 14.

• 3
  Pipe Stiffness

Pipe shall have minimum pipe stiffness of 210 kPa or 320 kPa at 5% deflection when tested in accordance with ASTM D2412. Other pipe stiffnesses available on request.

• 4
  Hydraulics

A Manning's 'n' value of 0.010 shall be used to calculate the flow for all sizes of smooth interior Steamliner pipe. See CPPA Technical Hydraulic booklet available from Ideal Pipe or the Plastics Pipe Institute.

• 5
  Structural Design

Performance analysis review, including structural design shall conform to the industy accepted procedures found in the Corrugated Polyethylene Pipe Association's technical booklets from Ideal Pipe or the CPPA.

• 6
  Applicable Standards

ASTM D3350
2412
F894 OPSS 1840

• 7
  Options

Available with plain ends
Full range of custom and standard fittings available on request.
Non-standard pipe lengths and stiffnesses also available.

• 8
  Pipe Dimensions

Standard pipe lengths shall be 5 m (16'5") or as agreed to by manufacturer and purchaser. Nominal pipe size is based on the inside diameter of the pipe. See below: