City of Chicago #77376,1

Rehabilitation of the 100th Street Bascule Bridge

The City of Chicago is seeking a contractor to rehabilitate the 100th Street Bascule Bridge over the Calumet River, including major structural, roadway, utility, electrical, and mechanical work. - Government buyer: City of Chicago, Chicago Department of Transportation (CDOT), Design & Construction unit; contact listed as Nancy Peshoff. The project is FHWA-funded. - Scope: Rehabilitate the bridge and bridge houses; repair or replace movable and fixed-span structural steel, bridge deck components, bearings, railings, machinery, electrical and lighting systems, plumbing, and HVAC. Roadway, sidewalk, drainage, water-main, traffic-control, and related utility work are also included. - Notable quantities: The bid schedule contains 154 construction items. Examples include four refurbished DC drive motors, four traffic/pedestrian gates, and four traffic warning signals. The schedule also includes 158,870 lb of movable-span structural-steel repair, 92,690 lb of epoxy-coated reinforcing bars, and 5,043 sq. ft. of FRP grating. - Named OEMs and vendors: No OEM or product manufacturer is identified. ComEd is named in connection with electric-service connection charges; no other construction vendors are identified. - Special project considerations: Work includes lead-paint residue containment and disposal, regulated-substances monitoring and reporting, bridge operation and maintenance, and coordination of navigation lighting and river closures. The supplied schedule includes additional bridge, electrical, machinery, HVAC, plumbing, and hazardous-materials work for which individual quantities are not provided in the attachment summary.

Description

The City of Chicago is soliciting bids for rehabilitation of the 100th Street Bascule Bridge over the Calumet River. The procurement is identified as Construction Solicitation 77376,1 and is required for use by the Chicago Department of Transportation. The source states a bid deposit of 5% of the total base bid and a performance bond of 100% of the contract upon notification from the City. The bid is due November 6, 2026, and questions are due October 14, 2026.

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