Choteau Creek Bridge

Photos

Portal to west

From NRHP listing

Rodney J. Sudbeck Nov 88

BH Photo #460813

Overview: Through truss bridge over Choteau Creek on 308th Street, 6 mi. south and 1.8 mi. west of Avon S.D.
Location: Bon Homme County, South Dakota, and Charles Mix County, South Dakota
Status: Open to traffic
History: Built 1912 by the Iowa Bridge Co.
Builder: - Iowa Bridge Co. (1902-193X) of Des Moines, Iowa
Design: Pratt through truss
Dimensions: Length of largest span: 109.9 ft.
Total length: 112.5 ft.
Deck width: 14.1 ft.
Vertical clearance above deck: 13.4 ft.
Recognition: Posted to the National Register of Historic Places on December 9, 1993
Approximate latitude, longitude: +42.92333, -98.10611 (decimal degrees)
42°55'24" N, 98°06'22" W (degrees°minutes'seconds")
Approximate UTM coordinates: 14/572950/4752688 (zone/easting/northing)
Quadrangle map:: Niobrara NE
Land survey: T. 94 N., R. 61 W., Sec. 30
Elevation: 1306 ft. above sea level
Average daily traffic (as of 2016): 60
Inventory numbers: SD 05-032-170 (South Dakota structure number)
NRHP 93001271 (National Register of Historic Places reference number)
BH 32120 (Bridgehunter.com ID)
Inspection report (as of June 2018): Overall condition: Poor
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Poor (4 out of 9)
Deck condition rating: Fair (5 out of 9)
Sufficiency rating: 17.6 (out of 100)
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