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Award notice, first published as sources sought

Lake Washington Ship Canal Emergency Closure System

W912DW25R0018

Department of the Army, W071 Endist Seattle. Other Heavy and Civil Engineering Construction.

132 open like this View on SAM.gov Markdown

Awarded

Redside Construction LLC

$4,457,500.00 obligated so far on USAspending

Get the next one like this from Department of the Army by email, the day it is posted.Find my opportunities

This one was awarded in 2025

132 like it are open now in other heavy and civil engineering construction

All 132 open in other heavy and civil engineering construction

Description

As published on SAM.gov with the solicitation of July 22, 2025.

July 22, 2025- Amendment R0005-The following action was taking on July 22, 2025. The due date for the receipt of proposals is NOT extended. Quotes are due 23 July 2025 at 10:00 AM Pacific Time. Please see the attached Amendment W912DW25R0018R0005. Offerors must acknowledge receipt of this amendment by number and date on offer. The purpose of this project is to install a new emergency closure system at the Hiram M. Chittenden Locks, Lake Washington Ship Canal, Seattle, WA.

An emergency closure structure is any device designed to be placed in rapidly flowing water under differential head to prevent the loss of pool if the lock miter gates are damaged and can no longer function to control the pool. An emergency closure system consists of a closure structure and all the associated equipment necessary to install the closure structure in flowing water.

July 17, 2025- Amendment R0004-The following action was taking on July 17, 2025. The due date for the receipt of proposals is NOT extended. Quotes are due 23 July 2025 at 10:00 AM Pacific Time. Please see the attached Amendment W912DW25R0018R0004. Offerors must acknowledge receipt of this amendment by number and date on offer. The purpose of this project is to install a new emergency closure system at the Hiram M. Chittenden Locks, Lake Washington Ship Canal, Seattle, WA.

An emergency closure structure is any device designed to be placed in rapidly flowing water under differential head to prevent the loss of pool if the lock miter gates are damaged and can no longer function to control the pool. An emergency closure system consists of a closure structure and all the associated equipment necessary to install the closure structure in flowing water.

July 15, 2025- Amendment R0003-The following action was taking on July 15, 2025. The due date for the receipt of proposals is NOT extended. Quotes are due 23 July 2025 at 10:00 AM Pacific Time. Please see the attached Amendment W912DW25R0018R0003. Offerors must acknowledge receipt of this amendment by number and date on offer. The purpose of this project is to install a new emergency closure system at the Hiram M. Chittenden Locks, Lake Washington Ship Canal, Seattle, WA.

An emergency closure structure is any device designed to be placed in rapidly flowing water under differential head to prevent the loss of pool if the lock miter gates are damaged and can no longer function to control the pool. An emergency closure system consists of a closure structure and all the associated equipment necessary to install the closure structure in flowing water.

July 11, 2025- Amendment R0002-The following action was taking on July 11, 2025. The due date for the receipt of proposals is NOT extended. Quotes are due 23 July 2025 at 10:00 AM Pacific Time. Please see the attached Amendment W912DW25R0018R0002. Offerors must acknowledge receipt of this amendment by number and date on offer. The purpose of this project is to install a new emergency closure system at the Hiram M. Chittenden Locks, Lake Washington Ship Canal, Seattle, WA.

An emergency closure structure is any device designed to be placed in rapidly flowing water under differential head to prevent the loss of pool if the lock miter gates are damaged and can no longer function to control the pool. An emergency closure system consists of a closure structure and all the associated equipment necessary to install the closure structure in flowing water.

June 24, 2025- Amendment R0001-The following action was taking on June 24, 2025. The due date for the receipt of proposals is extended. Quotes are due 23 July 2025 at 10:00 AM Pacific Time. Please see the attached Amendment W912DW25R0018R0001. Offerors must acknowledge receipt of this amendment by number and date on offer. No further actions were taken on this update. The purpose of this project is to install a new emergency closure system at the Hiram M. Chittenden Locks, Lake Washington Ship Canal, Seattle, WA.

An emergency closure structure is any device designed to be placed in rapidly flowing water under differential head to prevent the loss of pool if the lock miter gates are damaged and can no longer function to control the pool. An emergency closure system consists of a closure structure and all the associated equipment necessary to install the closure structure in flowing water.

The contract, on USAspending

Federal procurement data the awarding office reported to FPDS, matched to this solicitation by its number.

Recipient
Redside Construction LLC
UEI
NJ9LDESHCQG5
CAGE
5F9E6
Vendor location
Bainbridge Island, WA
Contract
W912DW25C0032, definitive contract
Obligated
$4,457,500.00
Actions
1 between September 23, 2025 and September 23, 2025
Competition
Full and Open Competition, 4 offers received
Set-aside reported
No Set Aside Used.
Described as
Furnish and Install New Crane
Match
award number W912DW25C0032 equals the contract number; same awarding office W912DW (high confidence)
Record
USAspending award page

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. December 5, 2024

    Sources sought

    Lake Washington Ship Canal Small Lock Emergency Closure System Sources Sought

    Due January 3, 2025 at 12:00 AM EST. SAM.gov, notice 029bda0bcbe8492aa8363db13edca9cd

  2. May 13, 2025

    Presolicitation

    LWSC Small Lock Emergency Closure System

    Due May 27, 2025 at 1:00 PM EDT. SAM.gov, notice 972731f289ab4c1280f00bdab897209c

  3. May 29, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 7, 2025 at 1:00 PM EDT. SAM.gov, notice 39f260c0459d4211ae0928ec187e432f

  4. June 25, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 23, 2025 at 1:00 PM EDT. SAM.gov, notice 8e7e7b55f2e6407a8ad23621666a19f5

  5. June 25, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 23, 2025 at 1:00 PM EDT. SAM.gov, notice ed759d438e6443a6841da22404bd7e58

  6. July 11, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 23, 2025 at 1:00 PM EDT. SAM.gov, notice 18cb08945d3040738c049d56fffc6b4f

  7. July 15, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 23, 2025 at 1:00 PM EDT. SAM.gov, notice 0c5d3e8fbc4445a5be4f6bf9289c494e

  8. July 17, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 23, 2025 at 1:00 PM EDT. SAM.gov, notice a661adfe6c454940a01df3cf813ffd84

  9. July 22, 2025

    Solicitation

    W912DW25R0018: Lake Washington Ship Canal Emergency Closure System

    Due July 23, 2025 at 1:00 PM EDT. SAM.gov, notice 34bd40619c084d06a8bb3629428df3d8

  10. September 24, 2025

    Award notice, originally solicitation

    Awarded to Redside Construction LLC for $4,457,500. SAM.gov, notice 7d0a23c1ce504f518662432c85db4ddd

    2 revisions on SAM
    • July 22, 2025: publish, solicitation
    • September 24, 2025: publish, award notice

Points of contact