Historic Bridges of the U.S. | Wabash Avenue Bridge

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Photos

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Overview

Photo taken by James McCray in August 2007

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North Face of Bridge

Photo taken by James McCray in August 2007

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Closeup of Drawbridge Center Span

Photo taken by James McCray in August 2007

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Deck View

Photo taken by James McCray in August 2007

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General View Of Bridge From Michigan Avenue Looking West

Photo taken by Historic American Engineering Record

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View Of Bridge From Southeast

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View Of Bridge From Southwest, Looking Northeast

Photo taken by Historic American Engineering Record

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Detail Of South End Of Bridge

Photo taken by Historic American Engineering Record

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Detail Of Bridge Tender's House

Photo taken by Historic American Engineering Record

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View Looking Northwest Showing Counterweight Pit, Rack And Pinion Gear (North Abutment)

Photo taken by Historic American Engineering Record

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View Looking South Showing North Bascule Leaf Framing

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View Looking West Showing Main Drive Gear, Rack And Pinion, And S-Girder

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East Side Of North Abutment, Drive Mechanism

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East Side Of North Abutment-Drive Mechanism, Rack And Pinion

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North Abutment Counter Weight Pit

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North Abutment Electrical Room

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Northwest Bridge Tower Interior View

Photo taken by Historic American Engineering Record

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Map

Vicinity Map

Vicinity map

Map links:

Facts

Overview: Bascule bridge over Main Branch Chicago River on Wabash Avenue in Chicago
Location: Chicago, Cook County, Illinois
Status: Open to traffic
History: Built 1930
Builders: - Ketler & Elliot Co.
- Thomas Pihlfeldt
Design: Bascule Pratt deck truss
Dimensions: Length of largest span: 269.0 ft.
Total length: 345.0 ft.
Deck width: 57.0 ft.
Approximate latitude, longitude: +41.88861, -87.62694 (decimal degrees)
41°53'19" N, 87°37'37" W (degrees°minutes'seconds")
Approximate UTM coordinates: 16/447987/4637598 (zone/easting/northing)
USGS topographic map: Chicago Loop
Inventory numbers: IL 016-6052 (Illinois bridge number)
BH 15173 (Bridgehunter.com ID)
Inspection (as of 10/2007): Deck condition rating: Very Good (8 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Fair (5 out of 9)
Sufficiency rating: 78.0 (out of 100)
Average daily traffic (as of 2006): 5,800

Update Log

February 4, 2008: New photos from James McCray

Sources

James McCray - jamesinslocomb [at] yahoo [dot] com
HAER IL-48 - Chicago River Bascule Bridge, Wabash Avenue, Spanning Chicago River at North Wabash Avenue, Chicago, Cook County, IL
James Baughn - webmaster [at] bridgehunter [dot] com

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Comments

Wabash Avenue Bridge

Posted September 8, 2007, by Tom Staley (thomass [at] nc [dot] rr [dot] com)

Photo taken Sept. 7, 2007.