# Thomas J O Brien Lock and Dam Major Rehabilitation - Construction, Chicago, Cook County, Illinois

Notice 06f5c17bf598488189c38470d5386767 (solicitation PANGLR26P0000029409) from DEPT OF DEFENSE, W072 ENDIST CHICAGO, posted 2026-10-27, responses due 2026-11-27T20:00:00.000Z. Status: open.

| Field | Value |
| --- | --- |
| Notice ID | 06f5c17bf598488189c38470d5386767 |
| Solicitation number | PANGLR26P0000029409 |
| Type | Sources Sought |
| Agency | DEPT OF DEFENSE |
| Sub-tier | DEPT OF THE ARMY |
| Office | W072 ENDIST CHICAGO |
| Posted | 2026-10-27T18:27:27.000Z |
| Response deadline (UTC) | 2026-11-27T20:00:00.000Z |
| Set-aside | - |
| NAICS | 237990 |
| PSC | Z2KA |
| Place of performance | - |
| Award | - |

## Description

********** SOURCES SOUGHT TECHNICAL DESCRIPTION AND MARKET SURVEY FOR LARGE-SCALE CIVIL WORKS CONSTRUCTION ********** ********** INTRODUCTION ********** ********** The United States Army Corps of Engineers (USACE), Chicago District is issuing this sources sought synopsis as a means of conducting market research to identify parties having an interest in and the resources to support the requirement for Thomas J O Brien Lock and Dam Major Rehabilitation - Construction, Chicago, Cook County, Illinois. The intention is to procure these construction services on a competitive basis. ********** ********** BASED ON THE RESPONSES TO THIS SOURCES SOUGHT NOTICE/MARKET SURVEY, THIS REQUIREMENT MAY BE SET-ASIDE FOR SMALL BUSINESSES (IN FULL OR IN PART) OR PROCURED THROUGH FULL AND OPEN COMPETITION. All Small Business Set-Aside categories will be considered. Telephone inquiries will not be accepted or acknowledged, and no feedback or evaluations will be provided to companies regarding their submissions. ********** ********** The contract type is anticipated to be Firm Fixed Price construction contract, using FAR Part 15 solicitation procedures. The proposed contract is subject to Construction Wage Rate Requirements. ********** ********** North American Industry Classification System Code (NAICS): 237990 - Other Heavy and Civil Engineering Construction (Size Standard: $45.0M) ********** Product Service Code (PSC): Z2KA - Repair or Alteration of Dams / Navigation Structures ********** Duration of Performance: Estimated at Three (3) Years; 1,095 calendar days. Specifics regarding the number of option periods will be provided in the solicitation. ********** Place of Performance: Thomas J O Brien Lock and Dam Major Rehabilitation - Construction, Chicago, Cook County, Illinois ********** ********** DISCLAIMER: THIS SOURCES SOUGHT IS FOR INFORMATIONAL PURPOSES ONLY. THIS IS NOT A REQUEST FOR PROPOSAL (RFP) TO BE SUBMITTED. IT DOES NOT CONSTITUTE A SOLICITATION AND SHALL NOT BE CONSTRUED AS A COMMITMENT BY THE GOVERNMENT. RESPONSES IN ANY FORM ARE NOT OFFERS AND THE GOVERNMENT IS UNDER NO OBLIGATION TO AWARD A CONTRACT AS A RESULT OF THIS ANNOUNCEMENT. NO FUNDS ARE AVAILABLE TO PAY FOR PREPARATION OF RESPONSES TO THIS ANNOUNCEMENT. ANY INFORMATION SUBMITTED BY RESPONDENTS TO THIS TECHNICAL DESCRIPTION IS STRICTLY VOLUNTARY. RESPONSES WILL NOT BE RETURNED TO THE RESPONDER. NOT RESPONDING TO THIS NOTICE DOES NOT PRECLUDE PARTICIPATION IN ANY FUTURE REQUEST FOR QUOTE (RFQ) OR INVITATION FOR BID (IFB) OR RFP, IF ANY ISSUED. IF A SOLICITATION IS RELEASED, IT WILL BE SYNOPSIZED ON THE GOVERNMENT-WIDE POINT OF ENTRY (GPE). IT IS THE RESPONSIBILITY OF POTENTIAL OFFERORS TO MONITOR THE GPE FOR ADDITIONAL INFORMATION PERTAINING TO THIS REQUIREMENT. ********** ********** PROGRAM BACKGROUND ********** ********** The U.S. Army Corps of Engineers (USACE), Chicago District (LRC), is preparing an acquisition strategy for Phase 2 construction of the T.J. O Brien Lock and Controlling Works Major Rehabilitation project on the Calumet River in Chicago, Cook County, Illinois. The facility features a 110 ft by 1,000 ft lock chamber with concrete-capped circular sheet pile cells and low-lift sector gates regulating water exchange between Lake Michigan and the inland waterway network. As the requiring activity, USACE Chicago District delivers comprehensive engineering, design, and construction management to execute structural, mechanical, and electrical revitalization, ensuring long-term operational reliability and structural integrity. ********** ********** REQUIRED CAPABILITIES ********** ********** The scope of this requirement includes: ********** ********** *Repair and strengthening of the upper and lower guide walls and chamber lock walls through grout injection. ***Repair of a portion of the upper guide wall that was impacted by a barge in early 2026. ***Replacement of the existing sector gate operating machinery with modern equipment Revisions to the sump pump pits under the control houses for ease of maintenance ***Replacement of site hatches and covers, removal of unused pits, and rehabilitation of associated concrete and drains ***Replacement of the culvert valve gates and actuators ***Installation of two new jib cranes to service all four screens for gate openings on the controlling works ***Replacement of all gates and actuators at the controlling works ***Various upgrades to the electrical service, ductbank, and control systems associated with the items previously listed ***Upgrades to the emergency lighting and circuitry in the lock house and maintenance garage ***Upgrades to the backup generator and uninterruptible power supplies ***Revisions to the main lock house roof drain outfall to eliminate backups into the lock house when the lock water near the outlet freezes during cold weather. ********** ********** SPECIAL REQUIREMENTS AND MARKET INQUIRIES: ********** ********** Business Section ********** ********** Section A - CORPORATE CAPACITY and BONDING ********** ********** If your organization has the potential capacity to perform these contract services, please provide the following information: ********** ********** 1. This requirement involves large-scale, high-risk civil works construction. Potential offerors must demonstrate that their available single-project bonding limit and working capital capacity are sufficient to support a single contract whose total commitment significantly exceeds the annual revenue size standard established for NAICS 237990. Please submit a formal letter of bondability from your surety specifying your single-project limit, aggregate limit, and remaining uncommitted capacity. If utilizing a Joint Venture or teaming arrangement to meet bonding and financial underwriting requirements, detail the administrative structure and combined capacity. ********** ********** 2. Please note that under a Small-Business Set-Aside, in accordance with FAR 52.219-14 (Limitations on Subcontracting), the s

## Sources

- View on SAM.gov: https://sam.gov/opp/06f5c17bf598488189c38470d5386767/view
- Data as of 2026-11-14. Source: https://sam.gov/data-services/Contract%20Opportunities/datagov

## Cite this

"Thomas J O Brien Lock and Dam Major Rehabilitation - Construction, Chicago, Cook County, Illinois, SAM.gov contract opportunity 06f5c17bf598488189c38470d5386767." samgovapi.io, https://samgovapi.io/opportunity/06f5c17bf598488189c38470d5386767, data as of 2026-11-14. Primary record: https://sam.gov/opp/06f5c17bf598488189c38470d5386767/view

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