I090 WB OFF RAMP over I090


+43.78444, -99.33345
43°47'04" N, 99°20'00" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I090 WB OFF RAMP over I090
Structure number:000000008069103
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:102.0 ft. [31.1 m]
Total length:284.1 ft. [86.6 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:50.5 ft. [15.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1974
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Steel continuous [4]
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: January 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:85.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018FairSatisfactorySatisfactoryGood485.8
February 2016FairSatisfactorySatisfactoryGood485.8
March 2014FairSatisfactorySatisfactoryGood485.8
March 2012FairSatisfactorySatisfactoryGood499.0
March 2010FairSatisfactorySatisfactoryGood499.0
April 2008FairSatisfactorySatisfactoryGood42199.0
June 2006FairSatisfactorySatisfactoryGood42199.0
July 2004FairSatisfactoryGoodGood42199.0
February 2003GoodGoodGoodGood42199.0
February 2001FairGoodSatisfactoryGood42199.0
February 1999FairGoodSatisfactoryGood42199.0
March 1997GoodGoodGoodGood421100.0
February 1995GoodGoodGoodGood421100.0
February 1993GoodGoodGoodGood421100.0
February 1991GoodGoodGoodGood421100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,2241,11411000
Steel Protective Coatingsq. ft.12,5008,4003,0001,000100
Reinforced Concrete Decksq. ft.10,33710,23710000
Wearing Surfacessq. ft.10,33710,2578000
Reinforced Concrete Columneach42110
Reinforced Concrete Abutmentlinear ft.360355500
Reinforced Concrete Pier Caplinear ft.5151000
Strip Seal Jointlinear ft.102102000
Movable Bearingeach1211100
Steel Protective Coatingsq. ft.6060000
Fixed Bearingeach66000
Steel Protective Coatingsq. ft.3030000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.2842543000
Steel Protective Coatingsq. ft.7004101507070
Reinforced Concrete Bridge Raillinear ft.56834322500
Reinforced Concrete Slabsq. ft.4,0544,054000
Wearing Surfacessq. ft.4,0544,054000