Bridge repairs at five locations including maintenance of traffic, partial deck replacement; deck slab repairs; expansion joint replacement; noise abatement wall repairs; beam replacement; bolt replacement; bearing replacement; cleaning and painting of structural steel; pedestal repairs; and concrete repairs to abutments, wingwalls, and retaining walls. The work under this Contract is to be performed on: Tri-State Tollway (I-294), MP 18.8 (87th Street) to M.P. 31.8 (I-290), in Cook County, Illinois.