Opportunity
Illinois BidBuy #27-557THA-ENGCO-B-53242
Amendment for Steel Cost Adjustment on I-490 Railroad Bridge Construction & Earthwork
Posted
July 13, 2026
Respond By
August 07, 2026
Identifier
27-557THA-ENGCO-B-53242
NAICS
237310, 237990, 238120
This opportunity concerns an amendment to the I-490 Railroad Bridge Construction & Earthwork contract by the Illinois Toll Highway Authority: - Buyer: Illinois Toll Highway Authority (THA) - Project: I-490 Railroad Bridge Construction & Earthwork - Amendment: Steel cost adjustment valued at $6,300,000, tied to a supplemental Authorization to Proceed (ATP) - Products/Services: - Steel cost adjustment for bridge construction and earthwork - General construction services, including maintenance and repair - No specific OEMs or vendors are named in the notice - Notable requirements: - Business Enterprise Program (BEP) and Veteran Business Program (VBP) participation goals are specified - Amendment is directly related to the original contract (Purchase Order 22-557THA-ENGCO-P-32175:0) - Category: General construction services for transportation infrastructure
Description
This procurement is an amendment/change order for the Illinois Toll Highway Authority's contract with Walsh Construction Company. It involves a steel cost adjustment related to the I-490 Railroad Bridge Construction and Earthwork project. The amendment is associated with a supplemental ATP and is germane to the original contract. The original contract award amount was $214,831,567.83, and the total cost for this amendment is $6,300,000.00.