481st Avenue over West Pipestone Creek


+43.86027, -96.58742
43°51'37" N, 96°35'15" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:481st Avenue over West Pipestone Creek
Structure number:000000051150232
Location:13.2S of Flandreau
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:35.1 ft. [10.7 m]
Total length:36.1 ft. [11.0 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:31.8 ft. [9.7 m]
Owner:County Highway Agency [02]
Year built:1968
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Concrete [1]
Main span design:Channel beam [22]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:314 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:61.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$590,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018PoorFairPoorFair31461.9
August 2016FairFairFairFair31478.2
July 2014FairFairFairFair31478.2
August 2012FairFairFairFair31477.7
October 2010FairSatisfactoryFairFair31478.7
July 2008FairGoodGoodSatisfactory31489.7
June 2006FairGoodGoodSatisfactory31489.7
July 2004FairGoodGoodSatisfactory31489.7
August 2002FairGoodGoodSatisfactory31489.7
October 2000FairGoodGoodSatisfactory31489.7
September 1998FairGoodGoodSatisfactory31489.7
August 1996GoodVery GoodVery GoodGood31489.7
April 1994GoodVery GoodVery GoodGood31489.4
July 1992GoodVery GoodGoodGood31489.4
August 1990GoodVery GoodGoodVery Good31489.4