FY26 Duwamish Waterway Maintenance Dredging, Seattle, WA
Contract Overview
Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.
AI Contract Overview
The FY26 Duwamish Waterway Maintenance Dredging project, located in Seattle, WA, is a firm-fixed-price construction contract set aside entirely for small businesses, with an estimated value between $1 million and $5 million. The U.S. Army Corps of Engineers (USACE) Seattle District plans to remove up to 100,000 cubic yards of sediment from designated sections of the Duwamish Waterway federal navigation channel during the allowable dredging window from December 1, 2026, to February 15, 2027. The dredging will be conducted using a clamshell dredge and other equipment designed to minimize environmental impact, with disposal of dredged material at the Dredge Materials Management Program's Elliot Bay Open Water Disposal Site. Specific dredging depths vary by section, with areas in Section A and the Turning Basin targeted to 15 feet mean lower low water (MLLW) plus 2 feet overdepth, while Section B will be dredged to -15 feet MLLW plus 1 foot overdepth. Solicitation number W912DW26Z1BY5 has a response deadline of June 28, 2026, and falls under NAICS code 237990 (Dredging and Surface Cleanup), with a small business size standard of $37 million in average annual receipts. Interested offerors are encouraged to monitor updates through www.SAM.gov, where they can also express interest and manage notifications. Questions about the project should be directed to the listed contacts within the USACE Seattle District. Further details on bid submission processes and virtual bid opening will be provided in the forthcoming solicitation.
General Info
Agency
NAICS
Place of Performance
Seattle, WA, 98134, USASet-Aside
Documents
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Organization & Contact Information
Full Description
This Synopsis/Pre-Solicitation Notice is ONLY A NOTIFICATION that a solicitation is anticipated and forthcoming. All questions regarding this Synopsis/Pre-Solicitation should be submitted in writing to the Point of Contact(s) indicated below.
Construction Project: FY26 Duwamish Waterway Maintenance Dredging
Pre-solicitation Notice Number: W912DW26Z1BY5
The magnitude of construction is estimated to be between $1,000,000 and $5,000,000.
The resulting contract will be firm-fixed-price.
This contract action will be 100% small business set-aside.
FY26 Duwamish Waterway Maintenance Dredging Project Details:
USACE Seattle District has a need for construction dredging, project entitled FY26 Duwamish Waterway Maintenance Dredging, Seattle, WA. The work is anticipated to take place during the allowable dredging work window of 1 December – 15 February for any given year.
USACE Seattle District proposes to remove up to 100,000 cubic yards (CY) of accumulated sediment from designated reaches in the Duwamish Waterway federal navigation channel in Seattle, WA. Dredging would occur within the dredging work window of 01 Dec 2026 through 15 Feb 2027. The dredging will be accomplished using a clamshell dredge and equipment designed to minimize the potential for impacts to the surrounding environment. Dredged
material will be disposed at the Dredge Materials Management Program (DMMP) Elliot Bay Open Water Disposal Site. Dredging in Section A (Sta. 254+00 to Sta. 270+56) and the Turning Basin (Sta. 270+56 to Sta. 275+56) will be to 15 ft MLLW plus 2 ft overdepth. Dredging in Section B (Sta. 242+00 to Sta. 254+00) will be to -15 ft MLLW plus 1 ft overdepth
See the forthcoming solicitation for details about bid submission and virtual bid opening. The NAICS code for this procurement is 237990, Dredging and Surface Cleanup, and the associated small business size standard is $37,000,000 in average annual receipts.
Offerors are responsible for checking for any update(s) to the Notice/Solicitation. The Government is not responsible for any loss of Internet connectivity or for an offeror's inability to access the document(s) posted at the referenced website. To obtain automatic notifications of updates to this notice, you must log in to www.SAM.gov and add the solicitation to your Watchlist. If you would like to list your firm so others can see you are an interested vendor, you must click the ‘Add Me to Interested Vendors’ button in the listing for this solicitation on www.SAM.gov.