County Materials Ups the Ante for Chicago Mile-Long Bridge Project
Products Used:
160-foot-long Prestressed Bridge Girders, Oversized 186.5-foot-long Prestressed Bridge GirdersLocation:
Tri-State Corridor (I-294) Mile-Long Bridge Southwest of ChicagoContractor:
F.H. PaschenProject Name:
Mile Long BridgeCase Study:
Download/Print Case StudyAdditional Info.
Project Owner: Illinois State Toll Highway Authority (ISTHA) Project Engineer: LHQ Tri-State Partners, Project Erector: Metropolitan Steel
n 2019, County Materials began production on the largest prestressed concrete bridge girders manufactured in the Midwest to date. These colossal girders measure 90 inches tall by 187 feet long and weigh a breathtaking 240,000 pounds. In total, County Materials manufactured 273 concrete girders of various sizes for the Illinois’ Mile-Long Bridge project. This essential corridor, that is traveled by 150,000 vehicles daily, is undergoing reconstruction to increase capacity for both the northbound and the southbound bridges. The new Mile-Long Bridge is expected to open for traffic in 2023.
