Contact OMWBE:          

You are here

Home » Ship Canal Water Quality Project, Seattle WA

Ship Canal Water Quality Project, Seattle WA



Bid Opening: May 1, 2018 at 2:00 P.M.

PW#: 2018-018

PROJECT LOCATION:   This project is primarily located north of the Lake Washington Ship Canal starting, from west to east, in Ballard at 24th Ave NW and Shilshole AV NW, going through Fremont, and ending in Wallingford at N 35th Ave and Interlake Ave N.  There is also one project site location on the south side of the Ship Canal at 3rd Ave W and W Ewing Street.


PROJECT DESCRIPTION:  Install a 13,939 foot-long, 18-foot 10-inch internal diameter, segmentally lined tunnel constructed with a pressurized face Tunnel Boring Machine (TBM); construct 5 shafts to include civil, architectural, structural, mechanical, HVAC, electrical, and instrumentation work; install a 646 foot-long, 94-inch internal diameter, conveyance tunnel under the Lake Washington Ship Canal using a Microtunnel Boring Machine (MTBM); install surface conveyance piping and structures, and site restoration at all shaft locations.


This Project is a Covered Project subject to the City of Seattle’s Community Workforce Agreement (CWA) and Priority Hire SMC 20.37.

BIDDER QUALIFICATIONS:  This Project has Project Specific Experience Requirements as described in Section 00 11 53 – Project Specific Experience Requirements of the Project Manual.

ESTIMATE:  The Engineer's Estimate for this project is approximately $219,000,000.00

PRE-BID SITE INSPECTION:  Bidders must attend one mandatory pre-bid site inspection, which will be held on the following dates:


1.         March 21, 2019, Thursday at 10:00AM at 5300 24th Ave NW, Seattle, WA 98107, inside the Ballard Operations Building (BOB)

2.         March 26, 2019, Tuesday at 10:00AM at 5300 24th Ave NW, Seattle, WA 98107, inside the Ballard Operations Building (BOB)

Parking will not be available at or adjacent to the BOB due to current construction. 

After meeting at the BOB all Bidders will drive to a second location at the East Shaft Site location at 3500 Interlake Ave N, Seattle, WA 98103.

No bid will be accepted from any Bidder who does not attend at least one of the mandatory pre-bid meetings.


PAID SICK AND SAFE TIME:  Bidders must understand the requirements of SMC 14.16 and demonstrate compliance prior to award.


QUESTIONS:  Written questions must be submitted no later than the close of business the Wednesday the week before the bid opening.


OBTAINING BID DOCUMENTS:  Contract Documents, contacts and Bid Instructions are available at


SCHEDULE CONSTRAINTS:  See Section 01 32 10 – Construction Progress Documentation, Article 1.06, for the schedule constraints associated with this project.


Washington sTATE dEPARTMENT OF eCOLOGY AND EPA funding rEQUIREMENTS:   Requirements due to anticipated funding from the Washington State Department of Ecology and the EPA are addressed in Section 00 73 01 – Supplementary Conditions Due to WPCRF and WIFIA Funding

DISADVANTAGED BUSINESS ENTERPRISES (DBE) PROGRAM: The Department of Ecology has not established voluntary goals for the utilization of DBEs (small, minority- and women-owned businesses) for this Project. In order to be considered responsive, Bidders must demonstrate evidence of good faith efforts (as required in 40 CFR 33 Part C and defined in Section 00 22 13 – Modifications to Instruction to Bidders, Paragraph 1.01.I) in their Bid to ensure they subcontract to DBEs to the fullest extent possible.

STATE INTEREST EXCLUSION CLAUSE:  It is anticipated that this project will be funded in part by the Washington State Department of Ecology.  Neither the State of Washington nor any of its departments or employees are, or shall be, a party to any contract or any subcontract resulting from this solicitation for bids.


PREVAILING WAGE RATES:  The Successful bidder will be required to conform to the wage requirements prescribed by the federal Davis-Bacon and Relate Acts which requires that all laborers and mechanics employed by contractors and subcontractors performing on contracts funded in whole or in part by State Revolving Fund (SRF) appropriations in excess of $2,000 pay their laborers and mechanics not less than the prevailing wage rates and fringe benefits, and determined by the Secretary of Labor, for corresponding classes of laborers and mechanics employed on similar projects in the area. This project is also subject to Washington State prevailing wage rate requirements.  See Section 00 73 43 – Prevailing Wage Rate Requirements.  

Closing Date: 
Wednesday, May 1, 2019