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East Nishnabotna River Bridge

Photos 

Looking Southwest

Photo taken by Daniel Barnes in June 2017

Enlarge

BH Photo #395111

Map 

Facts 

Overview
Pony truss bridge over East Nishnabotna River on Mockingbird Avenue
Location
Audubon County, Iowa
Status
Open to traffic
History
Built 1967
Design
Pony truss
Dimensions
Length of largest span: 69.9 ft.
Total length: 104.0 ft.
Deck width: 19.7 ft.
Approximate latitude, longitude
+41.82343, -94.85981   (decimal degrees)
41°49'24" N, 94°51'35" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/345546/4631844 (zone/easting/northing)
Quadrangle map:
Viola Center
Land survey
T. 81 N., R. 34 W., Sec. 18
Inventory numbers
IA 69210 (Iowa bridge number)
BH 12852 (Bridgehunter.com ID)
Inspection (as of 10/2015)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Serious (3 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 33.0 (out of 100)
Average daily traffic (as of 2012)
10

Categories 

Audubon County, Iowa (37)
Built 1967 (133)
Built during 1960s (1,749)
Iowa (5,790)
Nishnabotna River (72)
Open (36,587)
Owned by county (18,855)
Pony truss (15,049)
Span length 50-75 feet (8,902)
Structurally deficient (18,438)
Total length 100-125 feet (4,648)
Truss (29,442)
Wooden deck (5,862)

Update Log 

  • June 22, 2017: New photos from Daniel Barnes
  • April 10, 2010: Updated by J.R. Manning: Updated Road Name

Sources 

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