Suggested Specifications for Sanitary Waste, Vent, Sewer and Storm Drainage Systems

Below Grade
All waste, vent, sewer and storm lines shall be of cast iron soil pipe and fittings and shall conform to the requirements of CISPI Standard 301*, ASTM A888* or ASTM A74* for all pipe and fittings. Pipe and fittings shall be marked with the collective trademark of the Cast Iron Soil Pipe Institute or receive prior approval of the engineer.

Above Grade
All waste, vent, sewer and storm lines shall be of cast iron soil pipe and fittings and shall conform to the requirements of CISPI Standard 301*, ASTM A888* or ASTM A74* for all pipe and fittings. Pipe and fittings shall be marked with the collective trademark of the Cast Iron Soil Pipe Institute or receive prior approval of the engineer.

Building or house sewers shall be of cast iron soil pipe and fittings from the building drain to point of connecting with city sewer or private disposal plant. All pipe and fittings shall conform to the requirements of CISPI Standard 301* or ASTM A74*. Pipe and fittings shall be marked with the collective trademark of the Cast Iron Soil Pipe Institute or receive prior approval of the engineer.

Joints
Joints for hubless pipe and fittings shall conform to the manufacturer's installation instructions, the CISPI Standard 310* and local code requirements. Hubless coupling gaskets shall conform to ASTM Standard C-564*. Joints for hub and spigot pipe shall be installed with compression gaskets conforming to the requirements of ASTM Standard C-564* or shall be installed with lead and oakum.

* Latest issue of each standard shall apply.

Also See

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