Valley Ave - Water System Improvements

The City of Sumner, Washington, in Pierce County and Upper Elochoman CDP, is procuring construction services for the Valley Ave Water System Improvements project (CIP 25-05) through sealed competitive bidding. The scope of work includes installation of approximately 114 linear feet of 12-inch ductile iron water main and various lengths of 8-inch water main with steel casing pipes at street crossings, abandonment of existing small-diameter water mains (4-inch, 6-inch, and asbestos-cement pipes), relocation and reconnection of eleven existing water meters and domestic service connections, removal and replacement of three fire hydrant assemblies, stormwater system improvements comprising approximately 55 linear feet of 12-inch dual-wall HDPE pipe connecting existing catch basins, and construction of two ADA-compliant parallel curb ramps with detectable warning surfaces at the intersection of Valley Avenue and Gary Street. The contractor must comply with WSDOT Standard Specifications for Road, Bridge, and Municipal Construction (2025 Edition) and City of Sumner standards, obtain a preconstruction conference, provide 48 hours advance notice before commencing work, manage traffic control with one-lane closures between 9:00 PM and 5:00 AM, obtain all necessary permits including WSDOT right-of-way authorization, perform utility location verification, implement erosion control measures, and restore all disturbed surfaces to match existing conditions. Sealed bid proposals must be submitted to the City of Sumner Permit Center by 1:00 p.m. on April 14, 2026, with public opening and reading immediately following at City Hall, 1104 Maple Street, Sumner, WA 98390. Contractors must include a bid deposit equal to five percent of the total bid amount via certified check, cashier's check, or proposal bond. The project has a 40 working-day completion timeline commencing within ten calendar days after contract execution and notice to proceed, with a two-year warranty period from substantial completion required.

Bidders must demonstrate compliance with prevailing wage requirements under the Davis-Bacon Act, maintain commercial general liability insurance of at least $2,000,000, secure workers' compensation coverage, and comply with E-Verify employment eligibility verification requirements. The contract includes three separate bid schedules addressing taxable water system improvements (Schedule A) and non-taxable roadway improvements (Schedule B) and stormwater improvements (Schedule C), with the City responsible for providing and installing water meters while the contractor assumes full responsibility for all other construction activities. Geotechnical investigations indicate subsurface conditions of alluvial fine sand and plastic silt with groundwater at approximately 11 to 12 feet below ground surface, requiring appropriate dewatering, trench shoring, and backfill specifications. The engineer's estimate for the project ranges between $600,000 and $700,000, and the successful bidder must execute the contract and provide performance bonds within twenty days of award notification or forfeit the bid deposit to the City. The posting date for this opportunity was March 18, 2026, with the bid due date of April 14, 2026.