Revised and expanded on 1/13/2018
The Ohio Street Bridge (500 West; 560 North) runs east to west across the North Branch Chicago River 2.1 miles from the mouth. This is the first and only bridge at this location.
It was built in 1961. It was renovated in 1992. It is a unique structure. It is two side by side double leaf bascule bridges. There are three lanes in each direction. There are two bridge houses. There are no pedestrian sidewalks. It is a major connection between the near North side and the Kennedy Expressway. The main span is 219.2 feet. Structure length is 367 feet. Roadway width is 76 feet. It has one main span and two approach spans.
Designer: Division of Bridges and Viaducts City of Chicago
Superstructure Contractor: Strobel Steel Construction Company
Substructure Contractor: FitzSimons and Connell Company
Construction Costs were $195,141.
Inspection as of 12/2012
Deck Condition Rating Satisfactory 6 out of 9
Superstructure Condition Rating Fair 5 out of 9
Substructure Condition Rating Fair 5 out of 9
Photos added 4/19/2018