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Nishnabotna River Bridge

Photos 

Looking North

Photo taken by Daniel Barnes in June 2017

BH Photo #394969

Map 

Facts 

Overview
Pony truss bridge over Nishnabotna River on Lark Avenue
Location
Audubon County, Iowa
Status
Open to traffic
History
Built 1977
Builder
- Iowa State Highway Commission of Ames, Iowa
Design
Pony truss
Dimensions
Length of largest span: 80.1 ft.
Total length: 180.1 ft.
Deck width: 20.0 ft.
Approximate latitude, longitude
+41.75931, -94.88052   (decimal degrees)
41°45'34" N, 94°52'50" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/343670/4624762 (zone/easting/northing)
Quadrangle map:
Gray
Land survey
T. 80 N., R. 35 W., Sec. 11
Inventory numbers
IA 361140 (Iowa bridge number)
BH 12859 (Bridgehunter.com ID)
Inspection (as of 12/2015)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 34.9 (out of 100)
Average daily traffic (as of 2012)
60

Update Log 

  • June 22, 2017: New photos from Daniel Barnes
  • April 11, 2010: Updated by J.R. Manning: Updated Road Name

Sources 

  • J.R. Manning - thekitchenguy [at] sbcglobal [dot] net
  • Daniel Barnes