3246Polypropylene Pipe

3246.1SCOPE

Provide polypropylene (PP) dual wall pipe for use as pipe Culverts or pipe sewers.

3246.2REQUIREMENTS

Provide dual wall polypropylene (PP) pipe listed on the APL and pipe with couplings and fittings meeting the following requirements:

Standard Specification for 12 to 60 inch Polypropylene (PP) Dual Wall Pipe and Fittings for Non-Pressure Storm Sewer Applications, for respective diameters

Specification for Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric Seals , with a gasket that meets the requirements of ASTM F477, Standard Specification for Elastomeric Seals (Gaskets) for Joining Plastic Pipe Provide polypropylene pipe and fittings manufactured from polypropylene virgin compounds. May use clean, reworked polypropylene Materials from the manufacturer’s own production, if the pipe and fittings produced meet the requirements of this section. Submit laboratory certification that the pipe connection for each size of pipe meets or exceeds the requirements in this section. Submit shop drawings of each pipe coupler and any additional mechanical connections required by the Plans. Mitered end sections are not allowed.

Store and handle polypropylene pipe as recommended by the manufacturer. Provide pipe manufactured no more than 12 months prior to installation. Do not use damaged pipe.

3246.3SAMPLING AND TESTING

Polypropylene pipe manufacturing facilities are required to participate and be in compliance with AASHTO’s National Transportation Product Evaluation Program (NTPEP) for producers of AASHTO M 330 pipe. Submit a manufacturer’s Certificate of Compliance with each pipe shipment including date manufactured and Nominal and actual inside pipe diameters.