Opportunity
Illinois BidBuy #27-557THA-ENGCO-B-54317
Six-month amendment for I-294 drainage improvements and erosion correction
Posted
October 07, 2026
Respond By
October 22, 2026
Identifier
27-557THA-ENGCO-B-54317
NAICS
237310, 237990
The Illinois Toll Highway Authority issued a post-award amendment for drainage improvements on the Tri-State Tollway (I-294) at the 75th Street interchange. - Government buyer: Illinois Toll Highway Authority (THA), Engineering – Construction; Downers Grove, DuPage County, Illinois. - Award action: Six-month amendment to the existing contract, not a new solicitation. - Work: Correct unexpected slope bank erosion and allow time to complete project closeout. - Funding and items: No additional funding is required. No new products, product quantities, OEMs, or contractor vendors are identified.
Description
This notice concerns a six-month amendment to the contract for Tri-State Tollway (I-294) drainage improvements at the 75th Street interchange. Additional work was required to correct unexpected slope bank erosion, and the amendment is needed to complete project closeout activities before the contract expires. The notice states that it is not a solicitation and that no additional funds are required. The original contract was awarded to Martinez Frogs, Inc. for $3,288,237.25.