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SD020 over NORTH FORK SNAKE CK

Faulk County, South Dakota

Map

Coordinates:
+45.15802, -98.96575
45°09'29" N, 98°57'57" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD020 over NORTH FORK SNAKE CK
Structure number:000000025298060
Location:2.8 E JCT SD 45
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:20.7 ft. [6.3 m]
Total length:105.6 ft. [32.2 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Owner:State Highway Agency [01]
Year built:1959
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
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:Low slump Concrete [4]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:679 [as of 2017]
Truck traffic:17% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:75.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018FairFairFairSatisfactory67975.9
May 2016FairFairFairSatisfactory71775.7
May 2014FairSatisfactorySatisfactorySatisfactory70588.2
April 2012FairGoodGoodSatisfactory58780.6
May 2010FairGoodGoodSatisfactory55580.7
April 2008FairGoodGoodSatisfactory56780.6
April 2006GoodGoodGoodGood57080.6
June 2004FairFairSatisfactoryGood56178.6
June 2002FairSatisfactorySatisfactoryGood59279.5
June 2000FairFairSatisfactoryGood57378.6
June 1998FairFairSatisfactoryGood57578.6
June 1996GoodGoodGoodGood54579.7
July 1994GoodGoodGoodGood61777.6
August 1992GoodGoodGoodGood39080.5
May 1990GoodGoodGoodGood42580.3