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Big Sioux River Bridge

Map 

Facts 

Note: The following information comes from the National Bridge Inventory and has not been verified.
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
Warren pony truss with alternating verticals
Dimensions
Length of largest span: 60.0 ft.
Total length: 62.0 ft.
Deck width: 15.7 ft.
Approximate latitude, longitude
+44.77524, -97.05295   (decimal degrees)
44°46'31" N, 97°03'11" W   (degrees°minutes'seconds")
Approximate UTM coordinates
14/654056/4959826 (zone/easting/northing)
Quadrangle map:
Watertown SE
Land survey
T. 115 N., R. 53 W., Sec. 8
Average daily traffic (as of 2014)
135
Inventory numbers
SD 29-217-020 (South Dakota structure number)
BH 32221 (Bridgehunter.com ID)
Inspection report (as of June 2016)
Overall condition: Poor
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Deck condition rating: Serious (3 out of 9)
Sufficiency rating: 23.1 (out of 100)
View more at BridgeReports.com