Historic Bridges of the U.S. | Wells Street Bridge

Photos

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Interior Of Bridge Tender's House

Photo taken by Historic American Engineering Record

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Detail Of Trunnion Girder

Photo taken by Historic American Engineering Record

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Detail Of Motor Gear Set For Lift Span

Photo taken by Historic American Engineering Record

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Detail Of Counterweight

Photo taken by Historic American Engineering Record

Overview: Bascule bridge over Main Branch Chicago River on N. Wells Street in Chicago
Location: Chicago, Cook County, Illinois
Status: Open to traffic
History: Built 1922
Builders: - Fitzsimons & Connell Dredge and Dock Co.
- Fort Pitt Bridge Co.
- Ketler & Elliot Co.
Design: Bascule pony truss
Dimensions: Length of largest span: 268.0 ft.
Total length: 345.0 ft.
Deck width: 38.0 ft.
Vertical clearance above deck: 12.4 ft.
Approximate latitude, longitude: +41.88806, -87.63361 (decimal degrees)
41°53'17" N, 87°38'01" W (degrees°minutes'seconds")
Approximate UTM coordinates: 16/447433/4637541 (zone/easting/northing)
USGS topographic map: Chicago Loop
Inventory numbers: IL 016-6054 (Illinois bridge number)
BH 15176 (Bridgehunter.com ID)
Inspection (as of 11/2006): Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 19.0 (out of 100)
Average daily traffic (as of 2006): 8,500