100th St. Bascule Bridge Over the Calumet River Rehabilitation
Open State & local contract opportunity Posted
- Solicitation number
- 1337508
- State
- Illinois
- Responses due
Opportunity facts
- Jurisdiction
- Point of contact
-
- Nancy Peshoff nancy.peshoff@cityofchicago.org (312) 744-7664
Opportunity details come from constructionbidsource.com. Updated .
About this opportunity
The City of Chicago is soliciting bids for rehabilitation of the 100th Street Bascule Bridge over the Calumet River in Cook County, Illinois, with a due date of November 6, 2026. The attached scope of work is a 57MB PDF posted November 3, 2026.
The scope covers replacement of framing for both the fixed approach span and the movable span, including floorbeams, stringers, sidewalks, deck, and railing. It also includes replacement of movable span truss members over the river, repair of rear end truss members, replacement of the rear and center breaks, replacement of bridge approach slabs, and repairs to counterweight pits, river piers, abutments, and the bridge bumper system. Existing steel substructure units that remain, including anchor column cross girders, anchor columns, trunnion cross girders, and longitudinal box and plate girders, require repair, subject to any repairs deemed necessary upon discovery in the field.
Opportunity text
The structural scope of work includes replacement of both the fixed approach span and movable span framing systems (floorbeams, stringers, sidewalks, deck and railing), replacement of the movable span truss members over the river, repair of the rear end truss members, replacement of the rear and center breaks, replacement of the bridge approach slabs, repairs to the counterweight pits, river piers, abutments, bridge bumper system, and repairs to existing steel substructure units that are to remain (Anchor Column Cross Girders, Anchor Columns, Trunnion Cross Girders, Longitudinal Box Girders, and Longitudinal Plate Girders) which are subject to any repairs deemed necessary upon discovery in the field.
Files
| File | Type | Posted |
|---|---|---|
| city of chicago st. barcule bridge over calumet river rehab77376.pdf |
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