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206TH STREET over REDSTONE CK

Kingsbury County, South Dakota

Map

Coordinates:
+44.39762, -97.71551
44°23'51" N, 97°42'56" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:206TH STREET over REDSTONE CK
Structure number:000000039069100
Location:6 S & 1.9 E BANCROFT
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:24.0 ft. [7.3 m]
Total length:25.9 ft. [7.9 m]
Roadway width between curbs:20.3 ft. [6.2 m]
Deck width edge-to-edge:22.0 ft. [6.7 m]
Owner:County Highway Agency [02]
Year built:1940
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Gravel [8]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:35 [as of 2015]
Truck traffic:2% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:49.6
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$316,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017PoorFairSatisfactoryPoor3549.6
July 2015PoorFairSatisfactoryPoor3549.6
October 2013PoorFairSatisfactoryPoor3547.7
October 2011PoorFairSatisfactoryPoor3547.7
October 2009PoorFairSatisfactoryPoor3547.7
June 2007PoorFairSatisfactoryPoor3547.7
August 2005PoorFairSatisfactoryPoor3547.7
May 2003FairFairSatisfactoryFair3563.7
July 2001FairFairSatisfactoryFair3562.8
October 1999PoorPoorSatisfactoryGood3566.3
July 1997PoorPoorSatisfactoryFair3568.3
August 1995PoorPoorSatisfactoryFair3568.0
August 1993FairFairSatisfactoryFair3561.8
August 1991FairSatisfactorySatisfactorySatisfactory3582.0