Bridgehunter.com | Big Sioux River Bridge

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Overview: Pony truss bridge over Big Sioux River on 198th Street, 14 mi. north and 4.1 mi. west of Brookings in Eureka Township
Location: Brookings County, South Dakota
Status: Closed to traffic.
Future prospects: Closed and abandoned. County plans to market the bridge for reuse. If no one takes the bridge the "planks" will be salvaged. No word on the fate of the actual truss superstructure. They may demolish this bridge.
History: Built 1903 by the Iowa Bridge Co.
Builder: - Iowa Bridge Co. of Des Moines, Iowa
Design: Pratt pony truss
Dimensions: Length of largest span: 70.2 ft.
Total length: 102.0 ft.
Deck width: 15.4 ft.
Recognition: Posted to the National Register of Historic Places on November 30, 1999
Approximate latitude, longitude: +44.51444, -96.86944 (decimal degrees)
44°30'52" N, 96°52'10" W (degrees°minutes'seconds")
Approximate UTM coordinates: 14/669333/4931221 (zone/easting/northing)
USGS topographic map: Estelline SE
Inventory numbers: SD 06-129-020 (South Dakota structure number)
NRHP 99001433 (National Register of Historic Places reference number)
BH 32133 (Bridgehunter.com ID)
Inspection (as of 09/2008): Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 28.8 (out of 100)
Average daily traffic (as of 2006): 92

March 13, 2012: Updated by Luke Harden: Added flickr link
December 28, 2010: Updated by Nathan Holth: Bridge is available for reuse and potentially at risk for demolition.