REBID 2026 PS5 Collection System Rehabilitation Phase 7

Lakehaven Water and Sewer District in King County, Washington is requesting bids on the rebid of the 2026 PS5 Collection System Rehabilitation Phase 7 project, with proposals due October 7, 2026. The scope includes installation of up to 65 cleanouts via vacuum excavation and snap-on tees, cleaning and Cured-in-Place (CIPP) rehabilitation of approximately 1,848 linear feet of 6-inch diameter side sewer pipe and 2,878 linear feet of 4-inch diameter side sewer pipe, restoration of private property, and traffic control for all construction operations.

Contractors must complete all work within 60 working days from the Notice to Proceed. Bidders must submit a bid guarantee equal to 5% of the total base bid, including Washington State sales tax (10.3%), in the form of cash, bid bond, cashier's check, or certified check. The bid schedule includes seven line items covering mobilization and demobilization, 6-inch and 4-inch CIPP lining, cleanout installation and restoration, traffic control, spill prevention and control measures plan, and a force account item set at $75,000 for bid purposes.

Liquidated damages are assessed at $704.00 per working day for project delays beyond the 60-working-day completion window, excluding delays caused by abnormal inclement weather or material delivery issues not resulting from contractor actions. Bidders must demonstrate qualification through references, employee certifications, prior project experience, equipment availability, and compliance with Washington State Department of Labor and Industries prevailing wage requirements and licensing standards.