Both corrugated high density polyethylene (HDPE) and polypropylene (PP) pipes are available for a variety of applications, including gravity flow storm and sanitary sewer, & low head pressure applications. This installation pocket guide is intended to provide guidance on typical installation requirements for ADS plastic pipe used for storm drainage.

This guide starts with job site handling and receiving instructions for the HDPE pipe. A table is provided for recommended pipe handling methods. Job site storage recommendations are provided to ensure that the delivered pipe does not become damaged.

The guide includes information on trench construction with a table for minimum trench widths based on pipe diameter. Diagrams show parallel pipe installation and the need for a good foundation, quality backfill and minimum cover. Trench boxes are covered with a diagram for subtrench installation.

For pipe with a bell-and-spigot connection, it is imperative that the joint be assembled properly to ensure that the product performs to expectations. Instructions are provided to assemble a quality joint. The bar & block method, the backhoe method and the backhoe & sling method are presented. Installation stub fabrication is explained with a diagram and table for reference.

Additional sections in this guide include: joining different pipe types or sizes, manholes & catch basin/connections, field gasket assembly, fittings assembly, backfill recommendations, backfill material selection, groundwater or surface runoff, backfill envelope construction, construction & paving traffic and maximum cover.

This pocket Corrugated Plastic Pipe Storm Installation Guide also includes an appendix for additional information.