483rd Avenue over Flandreau Creek


+44.05912, -96.54647
44°03'33" N, 96°32'47" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:483rd Avenue over Flandreau Creek
Structure number:000000051170096
Location:2E & 0.4N of Flandreau
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:30.5 ft. [9.3 m]
Total length:138.5 ft. [42.2 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Owner:County Highway Agency [02]
Year built:1940
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:5
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:350 [as of 2016]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:80.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairSatisfactorySatisfactorySatisfactory35080.2
August 2016FairSatisfactorySatisfactorySatisfactory35080.1
July 2014FairFairSatisfactoryFair35068.1
August 2012FairFairSatisfactoryFair35068.5
October 2010FairSatisfactorySatisfactoryFair35069.5
July 2008FairSatisfactorySatisfactoryFair35069.5
June 2006FairSatisfactorySatisfactoryFair35069.5
July 2004FairSatisfactorySatisfactorySatisfactory35080.5
August 2002FairSatisfactorySatisfactorySatisfactory35080.5
September 2000FairSatisfactorySatisfactorySatisfactory35080.5
September 1998FairSatisfactorySatisfactorySatisfactory35060.0
August 1996GoodGoodVery GoodGood35060.0
May 1994GoodGoodGoodGood35058.8
July 1992GoodVery GoodGoodGood35058.8
August 1990GoodVery GoodGoodGood35058.8