SOLICITATION: Lock 19 Roof Replacement and Masonry Repair
Closed Solicitation Posted
This opportunity was awarded. See the award notice from .
- Solicitation number
- W912EK25BA009
- Agency
-
ENDIST Rock Island
US Army Corps of Engineers, Department of Defense
- Responses due
- Set-aside
- Total Small Business
Opportunity facts
- NAICS code
- 238190 Other Foundation, Structure, and Building Exterior Contractors
- Place of performance
- Keokuk, Iowa 52632, United States
Notice details come from SAM.gov. Updated .
About this opportunity
The U.S. Army Corps of Engineers Rock Island District is procuring roof replacement and masonry restoration services for historic Lock 19 structures in Keokuk, Iowa through solicitation W912EK25BA009. The project involves comprehensive roofing work including replacing existing ballasted roofs with 90-mil EPDM membrane systems, installing new polyisocyanurate insulation, copper gutters, and downspouts across the Upper Land Wall Switch Board and Upper River Wall Switch Board Buildings, with an optional component for the Office Building. All work must conform to the Secretary of Interior Standards for Rehabilitation of Historic Structures to maintain historical integrity, requiring contractors to match existing building elements in color, texture, and profile. The solicitation operates as an Invitation for Bid (IFB) with bids due September 15, 2025 at 10:00 AM Central Time, and a prebid site visit was conducted on August 26, 2025. The project includes two amendments that updated the Statement of Work, revised performance timelines, and clarified submittal procedures. Contractors must provide experienced personnel, detailed quality control plans, performance bonds, and comply with Davis-Bacon wage requirements.
This opportunity is designated as a Total Small Business set-aside under NAICS code 238190 for foundation, structure, and building exterior contractors. Based on the bid summary sheet, four contractors submitted proposals ranging from $470,000 to $1,356,762, with Goins Construction LLC of Ozark, Missouri providing the lowest bid at $470,000 against a government estimate of $623,723. The base contract work must be completed within 115 calendar days from Notice to Proceed (originally 90 days before amendments), with work not commencing before April 1, 2026, and the performance period extending from April 1, 2026 to July 24, 2026. If the optional Office Building component is awarded, an additional 45 calendar days would be added to the contract duration. All work will be performed at Lock 19 located at 525 N. Water Street in Keokuk, Iowa, with contractors required to provide 20-year manufacturer warranties on roofing materials and 2-year installation warranties.
Notice text
3 versions
Update #3 · Latest ·
09/03/2025:
Amendment No. 0002 Summary:
The following revisions have been made: Section 2.1 - Period of Performance: Updated to reflect revised performance timelines.
Section 3.1.6 - Submittal Process: This section has been added to clarify the required procedures for submittal review and approval. Supplementary Conditions: Revisions made to ensure alignment with the updated SOW
Update #2 ·
08/22/2025: Solicitation Amendment 0001
The purpose of this amendment is to:
-
Update the Statement of Work (SOW) for Solicitation W912EK25BA009 – Lock 19 Roof Replacement and Masonry Repair.
-
Upload and issue the Prebid Meeting Notice for the scheduled site visit.
Update #1 ·
08/14/2025: See the Solicitation, Statement of Work, Plan Set and Reference Drawings in the Attachments/Links section.
Files
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Notice history
| Notice | Type | Posted |
|---|---|---|
| SOLICITATION: Lock 19 Roof Replacement and Masonry Repair | Award Notice | |
| This notice | Solicitation | |
| Lock 19 Roof Replacement and Masonry Repair | Pre-Solicitation |
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| Opportunity | Agency | Set-aside | Responses due |
|---|---|---|---|
| Davis Building Rehabilitation | ENDIST Detroit | No set-aside |
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