Facts
- Overview
- Pony truss bridge over Big Sioux River on 181th Street, 2 mi. north and 1.2 mi. west of Castlewood in Castlewood Township
- Location
- Hamlin County, South Dakota
- Status
- Open to traffic
- History
- Built 1934
- Design
- Pony truss
- Dimensions
-
Length of largest span: 75.8 ft.
Total length: 75.8 ft.
Deck width: 24.3 ft.
- Approximate latitude, longitude
- +44.76056, -97.05000 (decimal degrees)
44°45'38" N, 97°02'60" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 14/654328/4958201 (zone/easting/northing)
- USGS topographic map
- Watertown SE
- Inventory numbers
- SD 29-218-030 (South Dakota bridge number)
BH 32222 (Bridgehunter.com ID) - Inspection (as of 08/2006)
- Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 49.4 (out of 100) - Average daily traffic (as of 2004)
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