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  5. ›Gorge Dam Powerhouse Rockfall Mitigation

City of Seattle·Washington

Gorge Dam Powerhouse Rockfall Mitigation

Closes 7/29/2026$200k – $250kInvitation for Bid
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Description

The City of Seattle, Department of Finance and Administrative Services, Seattle City Light is soliciting bids for the Gorge Dam Powerhouse Rockfall Mitigation project. The project consists of the installation of rockfall mitigation measures, including rock dowels and cable lashings. The engineer's estimate for the project is $220,000 before tax. The project is located behind and upslope of the Gorge Dam Powerhouse in Whatcom County. • The project requires the bidder to examine the project site and complete the work within the time fixed and upon the terms and conditions provided in the bid documents. • The bidder must comply with the requirements regarding subcontracting and the purchase of supplies or materials from firms that are not disqualified or debarred from doing business with the City. • The bidder must also comply with the responsible bidder requirements under RCW 39.04.350.

Attached files

The solicitation documents live at the source — open the bid source above to download them.

Contact

Ryan Brady

[email protected]

(206) 684-3617

Key dates

Opened
6/24/2026
Questions due
7/23/2026
Closes
7/29/2026

Last updated

Details

Type
Invitation for Bid
Industry
Civil Engineering
NAICS
237990
Solicitation №
PW#2026-020

Budget estimate

$200,000 – $250,000

The engineer's estimate for the project is $220,000 before tax. This amount is likely to be the basis for the budget. However, the actual budget may vary depending on the bid prices and the terms and conditions of the contract. The budget may also be influenced by the cost of materials, labor, and other expenses.

AI estimate from the solicitation

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