FY26 Willapa Bay Maintenance Dredging Bid Opening Details

The U.S. Army Corps of Engineers, Seattle District, is soliciting bids for the FY26 Willapa Bay Maintenance Dredging project (Solicitation Number: W912DW26BA001) in Willapa Harbor, Washington. The project requires maintenance dredging of the Bay Center, Nahcotta, and Tokeland Federal Navigation Channels to authorized depths, with an estimated total volume of up to 180,000 cubic yards to be removed via mechanical clamshell dredging. Dredged material will be disposed of at designated open-water sites. Work is anticipated to begin in summer 2026, with specific in-water work windows varying by channel (July-February). The estimated construction price range is between $5,000,000 and $10,000,000, with an estimated project duration of 3-7 months. Interested parties should review Amendment 0002 and the attached solicitation, specifications, and drawings for detailed submission instructions and project requirements.

Notice ID

47478f41f0364153b935510732c72a54

Solicitation Number

W912DW26BA001

NAICS Code

237990

Classification Code

Y1KF