Blue Grass Creek Bridge

Map

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