02720_STORM_DRAINAGE_SYSTEMS.pdf

This document is a technical specification section (Section 02720) for Storm Drainage Systems from the Bridgeport Water Pollution Control Authority (WPCA) project specifications. The section provides comprehensive guidelines for storm drainage system installation, covering storm drainage piping, fittings, accessories, connections to municipal sewers, catch basins, paved area drainage, roof drains, building footing drains, and associated excavation and backfilling requirements. The specifications detail materials, construction methods, installation procedures, testing, and inspection protocols for storm drainage infrastructure, with specific requirements for concrete pipes, drainage structures, metal castings, and associated components.

The technical specifications outline strict material standards, referencing multiple ASTM and AASHTO standards for concrete pipes, reinforcement, joints, and construction materials. The document emphasizes quality control through detailed submittal requirements, with contractors required to provide product data within 35 calendar days after contract award, including complete materials lists, manufacturer specifications, and installation procedures. The specifications also mandate precise installation techniques, such as proper pipe bedding, joint sealing, trench excavation, backfilling methods, and comprehensive testing and inspection protocols to ensure system integrity and performance. The document is part of a larger project specification set for the Bridgeport WPCA, with a revision date of 7/24, indicating these are current technical requirements for a storm drainage system infrastructure project.