Opportunity

Illinois BidBuy #27-557THA-ENGCO-B-54403

I-490 Railroad Track Relocation and Retaining Wall Change Order

Posted

October 13, 2026

Respond By

November 06, 2026

Identifier

27-557THA-ENGCO-B-54403

NAICS

237310

The Illinois Toll Highway Authority reports a change order for railroad track relocation and retaining wall work on the I-490 project. - Government buyer: Illinois Toll Highway Authority (THA), Engineering – Construction; Downers Grove, DuPage County, Illinois. - Award/change order: The change order is valued at $941,138.60; the original contract award was $107,409,756.98. - Work requested: One item, “Track – TSRS – UPRR Shoring Guideline After Bid Change,” related to railroad track relocation and retaining wall construction. - Notable requirements: The notice states the work is germane to and provided for in the original contract. It lists participation goals of 27.14% for BEP and 0.8% for VBP. - Named organizations: Illinois Toll Highway Authority and UPRR (Union Pacific Railroad). No product OEMs are identified.

Description

The Illinois Toll Highway Authority gives notice of its intent to amend its contract with Lorig Construction Company. The change order covers Track - TSRS - UPRR Shoring Guideline After Bid Change for work related to I-490 Railroad Track Relocation and Retaining Wall Construction. The source states that this work was provided for in the original contract and is germane to it. The original contract award amount is $107,409,756.98, and the change order / extra work order amount is $941,138.60.

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