Facts
- Overview
- Pony truss bridge over Willow River on 291st Street
- Location
- Harrison County, Iowa
- Status
- Open to traffic
- History
- Built ca. 1930; rehabilitated 1974
- Design
- Pony truss
- Dimensions
-
Length of largest span: 69.9 ft.
Total length: 84.0 ft.
Deck width: 22.3 ft.
- Approximate latitude, longitude
- +41.58645, -95.90317 (decimal degrees)
41°35'11" N, 95°54'11" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 15/258003/4607932 (zone/easting/northing)
- Land survey
- T. 78 N., R. 44 W., Sec. 4
- USGS topographic map
- Missouri Valley
- Inventory numbers
- IA 177660 (Iowa bridge number)
BH 13625 (Bridgehunter.com ID) - Inspection (as of 01/2006)
- Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 42.9 (out of 100) - Average daily traffic (as of 2000)
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