I-182 over N 20TH AVE


+46.24842, -119.11739
46°14'54" N, 119°07'03" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-182 over N 20TH AVE
Structure number:0012236F0000000
Location:6.8 E BENTON CO
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:77.1 ft. [23.5 m]
Total length:161.1 ft. [49.1 m]
Roadway width between curbs:80.4 ft. [24.5 m]
Deck width edge-to-edge:89.2 ft. [27.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1968
Year reconstructed:1984
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:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:14,180 [as of 2012]
Truck traffic:9% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:94.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2015GoodGoodGoodGood1418094.6
March 2011GoodGoodGoodGood1412289.6
April 2007GoodGoodGoodGood2101488.9
April 2003GoodGoodGoodGood1541189.4
June 2001FairSatisfactoryGoodGood1541189.4
September 1999FairSatisfactoryGoodGood1541189.4
July 1997FairSatisfactoryGoodGood1541189.4
March 1995FairSatisfactoryGoodGood1541187.7
May 1993FairSatisfactoryGoodGood2330087.0
August 1991FairSatisfactoryGoodGood2330087.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,9201,917120
Reinforced Concrete Decksq. ft.12,92812,927001
Wearing Surfacessq. ft.12,928012,92800
Reinforced Concrete Columneach1010000
Reinforced Concrete Abutmentlinear ft.209209000
Reinforced Concrete Pier Caplinear ft.165165000
Compression Jointlinear ft.172017200
Elastomeric Bearingeach2424000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.320320000