Facts
- Overview
- Pony truss bridge over Big Sioux River on 180th Street, 3 mi. north and 1.3 mi. west of Castlewood in Castlewood Township
- Location
- Hamlin County, South Dakota
- Status
- Open to traffic
- History
- Built 1930; rehabilitated 1970
- Design
- Pony truss
- Dimensions
-
Length of largest span: 60.0 ft.
Total length: 62.0 ft.
Deck width: 15.7 ft.
- Approximate latitude, longitude
- +44.77500, -97.05278 (decimal degrees)
44°46'30" N, 97°03'10" W (degrees°minutes'seconds") - Inventory numbers
- SD 29-217-020 (South Dakota bridge number)
BH 32221 (Bridgehunter.com ID) - Inspection (as of 08/2006)
- Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 27.1 (out of 100) - Average daily traffic (as of 2004)
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