Facts
- 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
- Status
- Open to traffic
- History
- Built 1912 by the Iowa Bridge Co.
- Builder
- - Iowa Bridge Co. 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)
- USGS topographic map
- Niobrara NE
- Inventory numbers
- SD 05-032-170 (South Dakota bridge number)
NRHP 93001271 (National Register of Historic Places reference number)
BH 32120 (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: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 17.6 (out of 100) - Average daily traffic (as of 2004)
- 60