Photos 

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View Looking At Western Pier Showing Deck Superstructure: From Se River Pier

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Detail Of Girder Support Shoe; From Se River Pier Looking North

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View From Inside East Counterweight Room Looking East At Counterweight

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View From Inside East Counterweight Room Looking Nw At Trunnion And Support

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View Of Anchor With Lower Buffer From East Gear Room, Looking West

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View Of Gear Drive Train From East Gear Room Looking North

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View Of Gear Drive Train With Limiting Bar From East Gear Room Looking Se

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View Of Upper Buffer With Trunnions From Se. Sidewalk Looking Nw

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Perspective View Of Western Portal Looking Ese From Nw Sidewalk

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Perspective View Of East Span And House From Sw Looking Ne

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View Of Trunnion Superstructure From Se Sidewalk Looking Nw

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Map 

Vicinity Map

Vicinity map

Map links:

Facts 

Overview
Bascule bridge over North Branch Chicago River Canal on Division Street in Chicago
Location
Chicago, Cook County, Illinois
Status
Open to traffic
History
Built 1903; rehabilitated 1983
Builders
- Fitzsimons & Connell Dredge and Dock Co. (Substructure)
- John E. Ericson (Designer)
- Roemheld & Gallery Co. (Superstructure)
- Thomas Pihlfeldt (Designer)
Design
Bascule Pratt through truss
Dimensions
Length of largest span: 148.9 ft.
Total length: 242.0 ft.
Deck width: 36.0 ft.
Vertical clearance above deck: 13.0 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+41.90361, -87.65722   (decimal degrees)
41°54'13" N, 87°39'26" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/445488/4639283 (zone/easting/northing)
USGS topographic map
Chicago Loop
Inventory numbers
IL 016-6015 (Illinois bridge number)
BH 15121 (Bridgehunter.com ID)
Inspection (as of 11/2005)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 46.0 (out of 100)
Average daily traffic (as of 2006)
16,600

Categories 

Bascule (445)
Built 1903 (129)
Built during 1900s (2,420)
Chicago, Illinois (78)
Cook County, Illinois (82)
Fitzsimons & Connell Dredge and Dock Co. (4)
HAER documented (348)
Illinois (925)
John E. Ericson (1)
Movable (858)
NR-eligible (2,576)
Open (21,844)
Owned by city (1,985)
Pratt truss (1,576)
Roemheld & Gallery Co. (1)
Span length 125-175 feet (2,031)
Structurally deficient (10,861)
Thomas Pihlfeldt (3)
Through truss (5,426)
Total length 175-250 feet (1,837)
Truss (16,081)

Sources 

Comments 

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