St. Louis District Civil Works and Flood Recovery Projects IDIQ
Award Notice Posted
- Solicitation number
- W912P926DA004
- Agency
-
ENDIST St Louis
US Army Corps of Engineers, Department of Defense
- Awarded
- to Cornerstone Engineering Inc.
- Set-aside
- No set-aside
Opportunity facts
- Contract number
- W912P926DA004 Federal IDV award
- NAICS code
- 237990 Other Heavy and Civil Engineering Construction
- Place of performance
- 1222 Spruce St. Louis MO 63103
- Points of contact
Notice details come from SAM.gov. Updated .
About this opportunity
The Department of the Army Corps of Engineers Engineering District St. Louis awarded contract W912P926DA004 to Cornerstone Engineering Inc. on November 3, 2025, for an Indefinite Delivery Indefinite Quantity (IDIQ) contract valued at $95,000,000 to support Civil Works and Flood Recovery Projects in the St. Louis District. The contractor will provide comprehensive construction services including surveying, earthwork operations, borrow operations, embankment construction, drainage structure installation and rehabilitation, relief well rehabilitation, and levee repair activities across landside, riverside, and crown sections. The contract requires the contractor to furnish all necessary equipment, labor, supervision, quality control, materials, and supplies to execute these construction activities in accordance with supplemental plans and specifications. Contractors bidding on this opportunity were required to demonstrate a minimum single contract bonding capacity of $5 million and submit technical proposals with allowable page limits for their approach documentation.
Notice text
The work covered by this contract consist of furnishing all equipment, labor, operators, supervision/site superintendent, quality control, supplies, materials, and incidentals necessary to satisfactorily perform and provide construction activities associated with Civil Works and Flood Recovery Projects to include, but not limited to surveying, earthwork operations, borrow operations, lime treated embankment operations, care of water, various stone surfacing placement, various access road repairs, installation of stone armored protection, installation, rehabilitation and abandonment of drainage structures and associated apertures, relief well rehabilitation and replacement, camera inspection and slip lining existing drainage structures, and establishment of turf for repairs of compromised landside, riverside, and crown levee sections in accordance with both base contract and task order specific supplemental plans and specifications. ------ AMENDMENT 0001 corrects the Bidder Inquiry Key, provides missing Appendix B - Project Detail Sheet, and updates Wage Determinations MO20250001 and IL20250016. SEE ATTACHMENTS -----AMENDMENT 0002 revise the minimum single contract bonding capacity requirement to $5 million, remove the requirement for the Pre-Award Survey Form 1403, provide the Proposal Cover Page Template, Increase the allowable page limit for Factor 1 ? Technical Approach, Sub-Factor (a) to 30 pages and extend the proposal due date by one (1) week to August 12, 2025 at 10:00 AM CDT. Awarded contract W912P926DA004 to CORNERSTONE ENGINEERING INC for 95000000 on 2025-11-03.
Notice history
| Notice | Type | Posted |
|---|---|---|
| St. Louis District Civil Works and Flood Recovery Projects IDIQ | Award Notice | |
| St. Louis District Civil Works and Flood Recovery Projects IDIQ | Award Notice | |
| St. Louis District Civil Works and Flood Recovery Projects IDIQ | Award Notice | |
| This notice | Award Notice | |
| St. Louis District Civil Works and Flood Recovery Projects IDIQ | Solicitation | |
| St. Louis District Civil Works and Flood Recovery Projects IDIQ | Pre-Solicitation | |
| St. Louis District Civil Works and Flood Recovery Projects IDIQ | Pre-Solicitation |
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