FY26 Duwamish Waterway Maintenance Dredging
Army Corps of Engineers · W071 ENDIST SEATTLE
Capture briefs (a one-page, shareable copy of this page) are part of Pro. The CSV here holds the notice, its timeline and past awards.
Where this opportunity stands
Every notice posted under solicitation W912DW26BA011 in this department, oldest first.
Next steps for this stage
Standard steps for the notice type; not advice about this buyer.
- Decide bid or no bid before the response deadline.
- Look at the past winners for likely competitors and teaming partners.
- Follow the opportunity to hear about amendments and the award.
What the notice says
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. 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 propose… (show all)
s 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. PLEASE REFER TO THE ATTACHED SOLICITATION DOCUMENTATION FOR COMPLETE DETAILS OF REQUIREMENTS AND INSTRUCTIONS FOR BID SUBMISSIONS.
Who won similar work
14 award notices on SAM.gov in the last 24 months. Match: Same office, same NAICS 237990.
| Winner | Awards | Value | Last |
|---|---|---|---|
| AMERICAN CONSTRUCTION CO., INC. | 3 | $34.4M | Sep 27, 2026 |
| DUWAMISH SERVICES LLC | 2 | $3.6M | Sep 17, 2025 |
| BIG RIVER CONSTRUCTION INC | 1 | $50.7M | Mar 5, 2026 |
| OLSSON INDUSTRIAL ELECTRIC, INC | 1 | $18.4M | Dec 10, 2024 |
| GLEN/MAR CONSTRUCTION, INC. | 1 | $14.6M | Dec 30, 2024 |
| JR MERIT, INC. | 1 | $8.2M | Feb 18, 2025 |
| J. E. MCAMIS, INC | 1 | $6.3M | Mar 5, 2026 |
| REDSIDE CONSTRUCTION LLC | 1 | $4.5M | Sep 24, 2025 |
| GLACIER ENVIRONMENTAL SERVICES INC | 1 | $2.2M | Mar 6, 2026 |
| American Mine Services, LLC | 1 | $1.1M | Dec 22, 2025 |
Value counts single-winner awards. "Shared" awards are multiple-award contracts that list every winner with the same total ceiling; that ceiling is not one company's win, so it is not added in.
- Sep 27, 2026AMERICAN CONSTRUCTION CO., INC.$2.9MFY26 Duwamish Waterway Maintenance Dredging
- Sep 2, 2026AMERICAN CONSTRUCTION CO., INC.$4.2MFY26 Everett Clamshell Dredging
- Aug 26, 2026WE DO DIRT, LLC$953KSKAGIT COUNTY DIKING DISTRICT NO. 17 EMERGENCY LEVEE REPAIR
- Jun 17, 2026AMERICAN CONSTRUCTION CO., INC.$27.4MAward FY26-29 Grays Harbor Inner Dredging
- Mar 6, 2026GLACIER ENVIRONMENTAL SERVICES INC$2.2MFY26 Ediz Hook Beach Nourishment - Award Notice
- Mar 5, 2026J. E. MCAMIS, INC$6.3MFY26 Willapa Bay Maintenance Dredging Award Notice
- Mar 5, 2026BIG RIVER CONSTRUCTION INC$50.7MGrays Harbor North Jetty Repairs
- Dec 22, 2025American Mine Services, LLC$1.1MMud Mountain Dam Steel Liner Repair
- Sep 24, 2025REDSIDE CONSTRUCTION LLC$4.5MLake Washington Ship Canal Emergency Closure System
- Sep 17, 2025DUWAMISH SERVICES LLC$1.9MAward Notice: FY25 Everett Hydraulic Dredging
Competitive landscape
For the 8 most frequent past winners above. Lobbying is matched by the company's exact name or exact ticker; agencies are as named on the filings.
- 0 of these past winners lobbied Army, Dept of (Corps of Engineers) or Army, Dept of (Other) or Natl Guard since 2024 (0 filings)
- 0 of their lobbyists list a past Army, Dept of (Corps of Engineers) or Army, Dept of (Other) or Natl Guard job
- No corporate PAC money from them to the overseeing committees since 2024
- 0 foreign-agent (FARA) registrations
Policy around it
Bills the past winners named while lobbying this agency's issues, rules from the department, and executive orders that name the agency, last 12 months.
- 0 bills named on the past winners' lobbying filings
- 32 rules from the department in the last 12 months
- 0 executive orders naming the agency in the last 12 months
Market
For past winners matched exactly to a listed company. Insider trades are open-market buys and sells (Form 4) in the last 90 days, shown as facts; our own study found insiders do not reliably buy ahead of awards.
- 0 of the past winners are listed companies
- 0 insider buys and 0 insider sells at them in the last 90 days
Sources: SAM.gov notices and award notices; Senate LDA lobbying filings; FEC filings; FARA; Federal Register; congress.gov; SEC Form 4. Every row above links to its record.
Companies are matched to tickers by exact name only. A company we could not match shows no market rows; that is a miss, not a finding.