SD079 over CK


+45.71035, -102.99189
45°42'37" N, 102°59'31" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD079 over CK
Structure number:000000032520166
Location:11.6 N JCT SD 20
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:20.7 ft. [6.3 m]
Total length:83.0 ft. [25.3 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:1962
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
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 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:279 [as of 2017]
Truck traffic:23% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:98.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodGoodGoodGood27998.8
May 2015GoodGoodGoodGood31598.7
May 2013GoodGoodGoodGood31098.8
May 2011FairSatisfactorySatisfactoryGood14794.8
May 2009GoodGoodGoodGood15494.8
May 2007GoodGoodGoodGood20094.7
July 2005FairSatisfactoryGoodGood22094.7
July 2003FairSatisfactoryGoodGood24794.6
September 2001FairSatisfactoryGoodGood28294.5
October 1999FairSatisfactoryGoodGood24094.6
October 1997GoodVery GoodGoodGood27594.5
October 1995GoodVery GoodGoodGood30694.3
October 1993GoodVery GoodGoodGood39992.9
September 1992GoodVery GoodGoodGood35093.1
September 1990GoodGoodVery GoodGood32295.3