SD079 over MOREAU RV


+45.26979, -103.19689
45°16'11" N, 103°11'49" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD079 over MOREAU RV
Structure number:000000032423471
Location:21.4 S JCT SD 20
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:52.2 ft. [15.9 m]
Total length:138.5 ft. [42.2 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1964
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:406 [as of 2017]
Truck traffic:40% of total traffic
Deck condition:Good [7 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 minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:99.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairGoodSatisfactorySatisfactory40699.1
July 2015FairGoodSatisfactorySatisfactory45598.9
July 2013FairGoodSatisfactorySatisfactory45099.0
July 2011FairSatisfactorySatisfactorySatisfactory32899.2
July 2009FairGoodSatisfactoryGood24999.4
May 2007FairSatisfactorySatisfactoryGood26499.4
July 2005FairSatisfactorySatisfactoryGood29799.3
July 2003FairSatisfactorySatisfactoryGood32899.2
September 2001PoorSeriousSatisfactoryGood37094.1
October 1999PoorSeriousSatisfactoryGood32394.2
October 1997FairFairGoodGood34898.2
October 1995FairFairGoodGood29098.3
October 1993FairSatisfactoryGoodGood38299.1
January 1992GoodVery GoodVery GoodGood31898.2