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Byrne Circle Reconstruction

Construction on the southbound ramp from the Eisenhower Expressway to the Dan Ryan Expressway at the Jane Byrne Interchange is seen Feb. 6, 2020, in Chicago. (E. Jason Wambsgans / Chicago Tribune)

The massive reconstruction of the Byrne Circle Interchange will cost significantly more than originally projected. In a report published in the February 9 edition of the Chicago Tribune, UTC Director Dr. P.S. Sriraj shares insight why its challenging to estimate costs of major highway projects.