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DEPT OF DEFENSE › DEPT OF THE ARMY › US ARMY CORPS OF ENGINEERS › ENGINEER DIVISION GREAT LAKES AND OHIO › ENDIST CHICAGO › W072 ENDIST CHICAGO

DUTCH GAP AQUATIC ECOSYSTEM RESTORATION, ANTIOCH, LAKE COUNTY, ILLINOIS

Key facts

Response deadline
Jan 23, 2026
2:00 PM UTC-06:00
Set-aside
Not stated
Notice type
Solicitation
Posted on SAM.gov
Mar 19, 2026
Archives Dec 15, 2035

Description

** Notice of Acceptable Proposals for W912P626BA001 Dutch Gap Aquatic Ecosystem Restoration, Antioch, Lake County, Illinois (March 19, 2026): Firms with Acceptable Technical Proposals for Step-Two Bidding In accordance with Federal Acquisition Regulation (FAR) 14.503-2(b), the following firms submitted acceptable technical proposals in Step One of the two-step sealed bidding process for the solicitation referenced above. These firms are now eligible to submit priced bids in Step Two. This list is provided for the benefit of prospective subcontractors seeking to partner with the prime offerors. Offeror HGS LLS dba RES Environmental Operating Company, LLC Stantec Consulting Services Inc. V3 Construction Group, Ltd Disclaimer: This notice is for informational purposes only. The Government does not endorse or guarantee any of the firms listed. It is the responsibility of prospective subcontractors to conduct their own due diligence and to contact the firms directly to inquire about subcontracting opportunities. All procurement actions related to this notice will be conducted in accordance with the procedures outlined in the solicitation and the Federal Acquisition Regulation. ** ** EFFECTIVE JANUARY 21, 2026: The government has posted Amendment No. 0004 hereunder this Notice (please refer to the Attachments Section). ** ** EFFECTIVE JANUARY 13, 2026: The government has posted Amendment No. 0003 hereunder this Notice (please refer to the Attachments Section).
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** ** Important Notice Regarding ProjNet Access for Solicitation W912P626BA001 **** It has come to our attention that some users may experience difficulties accessing the ProjNet website at projnet.org to submit questions regarding this solicitation. Our agency is aware of this technical issue and is actively working on a solution. In the meantime, vendors may access the ProjNet portal and submit questions using the following direct link: https://www.projnet.org/ProjNet/binKornHome/index.cfm. We apologize for any inconvenience this may cause and appreciate your continued interest in this U.S. Army Corps of Engineers (USACE) opportunity. **** ** EFFECTIVE JANUARY 8, 2026: The government has posted Amendment No. 0002 hereunder this Notice (please refer to the Attachments Section). ** ** EFFECTIVE DECEMBER 31, 2025: The government has posted Amendment No. 0001 hereunder this Notice (please refer to the Attachments Section). ** ** ATTENTION TO BIDDERS **************************************** PROJECT SITE VISIT JANUARY 7, 2026 ************************************ A pre-bid meeting and project site visit is scheduled for Wednesday, January 7, 2026, at 10:00 a.m. (Central Time). Interested contractors are to meet at location: Antioch, Illinois (42.480567, -88.004898), and must be supervised by USACE and the non-Federal sponsor. **************************************** PROJECT SITE VISIT JANUARY 7, 2025 ************************************ An amendment is forthcoming to incorporate the updated pre-bid meeting information. ** ** This Solicitation Notice, relates to Pre-Solicitation W912P625BA003, and is being issued by the United States Army Corps of Engineers - Chicago District for Dutch Gap Aquatic Ecosystem Restoration, Antioch, Lake County, Illinois. **PROJECT DESCRIPTION: The Dutch Gap Aquatic Complex, IL - Sec. 206 project spans 785-acres in Antioch, Lake County, Illinois, on land owned by Lake County Forest Preserves: restore stream, riparian, wetland, and buffering plant communities to provide habitat for migratory birds and local fish and wildlife. Restoration of aquatic ecosystems within the project area will reestablish hydroperiods and other hydrologic and hydraulic parameters to rehydrate former hydric soils to support critical wetland and riparian habitats. It will also reestablish native plant communities that will further diversify over time, resulting in greater quantity (acres) and quality of native plant communities. **Background: Intensive agriculture has led to the installation of drain tile networks, excavation of drainage ditches, and stream channelization, impacting natural hydrologic and other processes. Such impacts have enhanced flooding risks, minimized the amount of open space available for native plant and wildlife communities, diminished recreational opportunities, and disturbed natural processes and soils in the project area. The project area is further dominated by non-native and invasive plant species. **ACQUISITION INFORMATION: Competition for this acquisition is planned to be FULL AND OPEN, UNRESTRICTED TO BUSINESS SIZE. The North American Industry System Classification Code is 237990, with a small business size standard in dollars of $45.0 Million. The magnitude of cost for construction is estimated between $5,000,000.00 and $10,000,000. The requirement is for five (5) years. Responses to this solicitation are due 2:00 p.m. (Central Time) on January 14, 2026. **The solicitation is downloadable from the internet only. The project specification files are PDF files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Once the package is released into advertisement at this website, interested bidders may download the full package, which includes- specification and drawing files. **IMPORTANT POLICY: Contractors are REQUIRED to be registered in the System for Award Management (SAM) AT THE TIME ITS BID/PROPOSAL IS SUBMITTED to comply with the annual representations and certifications requirements. Registration can be completed free of charge at www.sam.gov. Contractors must register with sam.gov, prior to registering with the DoD Procurement Integrated Enterprise Environment (PIEE) system. Your firm must register with PIEE in order to access the solicitation and to place a bid/proposal in response to the upcoming USACE Solicitation. Use the PIEE System Registration link: ? https://piee.eb.mil and follow the instructions on their website. Request for Solicitation packages made by telephone, fax, or e-mail will not be honored. **The Point of Contract for this acquisition is Ericka Hillard at [email protected]. **Please include Solicitation number W912P626BA001 on all correspondence. **

From SAM.gov’s daily data file, as published on Oct 24, 2026 (UTC).

Contacts

Attachments

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Record dates

Posted on SAM.gov: Mar 19, 2026
The agency’s publication date, as SAM.gov states it.
First recorded by BidLookup: Oct 8, 2026
The UTC day of the first read of SAM.gov’s listings that stored this notice.
Last confirmed: Oct 23, 2026
The UTC day of the latest read that still listed this notice. It does not mean the notice is unchanged or still open on SAM.gov now, and it is not the index’s last-read time.
Description as published: Oct 24, 2026 (UTC)
The date of the daily data file this text came from.

Published by the agency on SAM.gov as notice 848c3993600a44dea176b33737f5cfe0. What these dates mean

Record

Solicitation number
W912P626BA001
Search the index for this number
NAICS
237990 · Other Heavy and Civil Engineering Construction
Product/service code
Y1QA · CONSTRUCTION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)
Contracting office
CHICAGO, IL 60604-1437
SAM.gov notice ID
848c3993600a44dea176b33737f5cfe0