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Blue Grass Creek Bridge

Map 

Facts 

Overview
Pony truss bridge over Blue Grass Creek on West Broadway in Audubon
Location
Audubon County, Iowa
Status
Replaced by slab in 2009
History
Built 1945; Replaced 2009
Design
Pony truss
Dimensions
Length of largest span: 49.9 ft.
Total length: 54.1 ft.
Deck width: 19.4 ft.
Approximate latitude, longitude
+41.71938, -94.93631   (decimal degrees)
41°43'10" N, 94°56'11" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/338932/4620431 (zone/easting/northing)
Quadrangle map:
Audubon
Inventory numbers
IA 520 (Iowa bridge number)
BH 12842 (Bridgehunter.com ID)
Inspection (as of 02/2008)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Imminent Failure (1 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 16.4 (out of 100)
Average daily traffic (as of 2004)
620

Categories 

Audubon County, Iowa (37)
Built 1945 (239)
Built during 1940s (3,613)
Iowa (5,828)
Lost (18,947)
Lost 2009 (269)
Lost during 2000s (3,757)
Owned by city (4,550)
Pony truss (15,088)
Replaced by new bridge (12,571)
Span length 25-50 feet (13,739)
Structurally deficient (18,555)
Total length 50-75 feet (8,528)
Truss (29,557)

Update Log 

  • January 25, 2014: Updated by Dave King: Updated status: Replaced 2009

Sources 

  • Dave King - DKinghawkfan [at] hotmail [dot] com