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Project Description: This project will employ the Cured-in-place pipe (CIPP) installation methods: 1) Fiberglass lining installation with ultraviolet light, and 2) Felt lining installation with steam or water (thermal cured) to rehabilitate approximately 64,000 lineal feet of existing sanitary sewer, combined sewer and storm pipes at various locations in Seattle. The mainline pipes being rehabilitated are 6 inches to 27 inches in diameter. This Project consists of the following elements of work (but not limited to): traffic control, bypass pumping, cleaning and pre-construction closed circuit television (CCTV) video inspection of sewer pipe, removal of debris, removal of intruding lateral piping and other obstructions, installing pre-liners, installing and molding cured-in-place pipe (CIPP) liners to host pipes, reinstatement of laterals, and post-construction CCTV inspection.This Project is a Covered Project subject to the City of Seattle’s Community Workforce Agreement (CWA) and Priority Hire SMC 20.37. With the support of the mayor and City Council, the City of Seattle administers programs that support racial and economic equity through contracting. Priority Hire is one of these programs. Priority Hire provides people living in economically distressed communities, women, and people of color access to work on the city’s construction projects. It gives contractors access to these skilled workers.Engineer's Estimate: $10,130,000.00Project Location: This Project consists of 263 pipe segments for sewer mainline Cured-in-place pipe (CIPP) repairs located at various locations within the City of Seattle.

Please see the Attachments section for specifications and attachments.

Release Project Date:March 5, 2026Pre-Bid Virtual Meeting #1 (Bidders must attend at least one of the two mandatory pre-bid meetings):March 16, 2026, 11:00amMicrosoft Teams meeting Join: https://teams.microsoft.com/meet/21596516031023?p=GOHRpAeeEjuSk9w7lb Meeting ID: 215 965 160 310 23 Passcode: wD3vw7M5 Dial in by phone +1 206-686-8357,,180359140# United States, Seattle Find a local number Phone conference ID: 180 359 140# Join on a video conferencing device Tenant key: seattle@m.webex.com Video ID: 112 875 635 4 More info For organizers: Meeting options | Reset dial-in PINPre-Bid Virtual Meeting #2 (Bidders must attend at least one of the two mandatory pre-bid meetings):March 18, 2026, 11:00amMicrosoft Teams meeting Join: https://teams.microsoft.com/meet/27206156870985?p=jjlyb6nGCng9hKSyog Meeting ID: 272 061 568 709 85 Passcode: Sq7H7Jk2 Dial in by phone +1 206-686-8357,,789970617# United States, Seattle Find a local number Phone conference ID: 789 970 617# Join on a video conferencing device Tenant key: seattle@m.webex.com Video ID: 118 967 786 3 More info For organizers: Meeting options | Reset dial-in PINQuestion Submission Deadline:April 9, 2026, 5:00pmBid Open Date:April 15, 2026, 2:00pm

Kai FanSenior Civil Engineer700 5th Ave, Suite 4900Seattle, WA 98124Email: kai.fan@seattle.govPhone: (206) 684-5942

Gina OwensSr. Construction Contracts Specialist700 5th Avenue, Suite 4350Seattle, WA 98124Email: gina.owens@seattle.govPhone: (206) 684-7251