W-N RAMP over I-82


+46.53639, -120.47103
46°32'11" N, 120°28'16" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W-N RAMP over I-82
Structure number:0007949A0000000
Location:0.2 E JCT US 97
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:92.9 ft. [28.3 m]
Total length:332.0 ft. [101.2 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1967
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:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,066 [as of 2012]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:89.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,453,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017FairGoodGoodSatisfactory206689.9
April 2015FairGoodGoodSatisfactory206689.7
October 2013FairGoodGoodSatisfactory206690.7
October 2011FairGoodGoodSatisfactory175790.7
October 2009FairGoodSatisfactorySatisfactory181690.7
October 2007FairGoodSatisfactoryGood160090.7
October 2005FairGoodSatisfactoryGood160090.7
October 2003FairGoodSatisfactoryGood160088.7
October 2001FairGoodSatisfactoryGood160090.7
September 1999FairSatisfactorySatisfactoryGood145788.7
August 1997FairSatisfactorySatisfactoryGood145788.7
August 1995FairSatisfactorySatisfactoryGood145779.3
June 1993FairSatisfactorySatisfactoryGood200093.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.332329210
Reinforced Concrete Decksq. ft.6,9726,972000
Wearing Surfacessq. ft.6,97206,97200
Reinforced Concrete Columneach33000
Reinforced Concrete Abutmentlinear ft.5249030
Open Jointlinear ft.4200042
Elastomeric Bearingeach66000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.704704000
Reinforced Concrete Bridge Raillinear ft.704699050