Photos
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The west face This bridge is a typical pony truss built by the Chicago & Northwestern Railway in Iowa in the early part of the 20th Century. (The C&NW was absorbed by the Union Pacific in 1995. Photo taken by J.R. Manning in July 2007 |
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The south approach Photo taken by J.R. Manning in July 2007 |
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UPRR Double Mainline, looking east, from the bridge deck The container train is waiting, the coal train is eastbound. The locomotive is a pusher. Photo taken by J.R. Manning in July 2007 |
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East truss detail Photo taken by J.R. Manning in July 2007 |
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West truss detail Photo taken by J.R. Manning in July 2007 |
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The wood deck Photo taken by J.R. Manning in July 2007 |
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The north approach Photo taken by J.R. Manning in July 2007 |
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The north pier Photo taken by J.R. Manning in July 2007 |
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The undercarriage Photo taken by J.R. Manning in July 2007 |
Facts
- Overview
- Pony truss bridge over UPRR on a local road
- Location
- Tama County, Iowa
- Status
- Open to traffic
- History
- Built ca. 1920
- Design
- Pony truss
- Dimensions
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Length of largest span: 79.1 ft.
Total length: 136.2 ft.
Deck width: 18.0 ft.
- Approximate latitude, longitude
- +41.99101, -92.74626 (decimal degrees)
41°59'28" N, 92°44'47" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 15/521017/4648808 (zone/easting/northing)
- Land survey
- T. 83 N., R. 16 W., Sec. 20
- USGS topographic map
- Montour
- Inventory numbers
- IA 318380 (Iowa bridge number)
BH 14492 (Bridgehunter.com ID) - Inspection (as of 12/2006)
- Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 31.0 (out of 100) - Average daily traffic (as of 2001)
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