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Corunna Bridge

De Kalb County, Indiana
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Photos 

Side view

Photo taken by Joshua Collins

Map 

View Uglybridges.com report

Facts 

Overview
Pony truss bridge over the Norfolk Southern Railway on IN 327 (Bridge Street) in Corunna
Location
De Kalb County, Indiana
Status
Removed
History
Built 1918; rehabilitated 1978
Design
Pratt pony truss
Dimensions
Length of largest span: 56.7 ft.
Total length: 113.8 ft.
Deck width: 25.9 ft.
Approximate latitude, longitude
+41.43599, -85.14730   (decimal degrees)
41°26'10" N, 85°08'50" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/654786/4588814 (zone/easting/northing)
USGS topographic map
Corunna
Inventory numbers
INNBI 031360 (Indiana bridge number on the National Bridge Inventory)
BH 15993 (Bridgehunter.com ID)
Inspection (as of 04/2007)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 43.1 (out of 100)
Average daily traffic (as of 2004)
3,448

Categories 

Built 1918 (329)
Built during 1910s (6,731)
De Kalb County, Indiana (11)
Doomed (805)
Functionally obsolete (7,040)
Indiana (3,348)
Lost (10,374)
Norfolk Southern Railway (453)
 Owned by state (9,811)
Pony truss (13,217)
Pratt pony truss (2,342)
Pratt truss (5,660)
Replaced by new bridge (7,141)
Span length 50-75 feet (6,996)
Total length 100-125 feet (3,634)
Truss (23,575)

Update Log 

  • May 20, 2008: Updated by Max Johnson
  • October 2, 2006: Posted photos from Joshua Collins

Sources 

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Comments 

Corunna Bridge
Posted May 16, 2008, by Howard Pletcher (n9ads [at] juno [dot] com)

Corunna Bridge is being replaced. Demolition scheduled to begin mid-May.