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SD079 over SOUTH FORK GRAND RV

Harding County, South Dakota

Map

Coordinates:
+45.64070, -102.99746
45°38'27" N, 102°59'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD079 over SOUTH FORK GRAND RV
Structure number:000000032517215
Location:6.5 N JCT SD 20
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:89.2 ft. [27.2 m]
Total length:459.7 ft. [140.1 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Owner:State Highway Agency [01]
Year built:1957
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:7
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:279 [as of 2017]
Truck traffic:23% 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:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:85.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairSatisfactorySatisfactorySatisfactory27985.9
July 2015FairSatisfactorySatisfactorySatisfactory31585.8
July 2013FairSatisfactorySatisfactorySatisfactory31085.8
July 2011FairSatisfactorySatisfactorySatisfactory14786.2
July 2009FairFairSatisfactorySatisfactory15485.2
May 2007FairSatisfactorySatisfactoryGood20086.1
July 2005FairFairSatisfactoryGood22085.0
July 2003FairFairSatisfactoryGood24785.0
September 2001FairFairSatisfactoryGood28284.9
October 1999FairFairSatisfactoryGood24085.0
October 1997FairGoodSatisfactoryGood27585.9
October 1995FairGoodSatisfactoryGood30690.6
October 1993FairGoodGoodSatisfactory39991.2
January 1992GoodGoodGoodGood32290.2