I-90 EB over I-90 WB


+47.59451, -122.31799
47°35'40" N, 122°19'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-90 EB over I-90 WB
Structure number:0012659A0000000
Location:0.2 E JCT I-5
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:100.1 ft. [30.5 m]
Total length:912.1 ft. [278.0 m]
Roadway width between curbs:79.1 ft. [24.1 m]
Deck width edge-to-edge:82.0 ft. [25.0 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:State Highway Agency [01]
Year built:1988
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:11
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: November 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,416 [as of 2012]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:53.5 tons [48.6 metric tons]
Inventory rating:32.7 tons [29.7 metric tons]
Sufficiency rating:75.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201575.1FairSatisfactoryFairSatisfactoryFO11416
November 201375.1FairSatisfactoryFairSatisfactoryFO11416
November 201175.3FairSatisfactoryFairSatisfactoryFO9933
November 200986.3FairGoodSatisfactorySatisfactoryFO12098
November 200785.0FairGoodSatisfactorySatisfactoryFO24045
December 200582.4FairGoodGoodSatisfactoryFO48000
December 200382.4FairGoodGoodSatisfactoryFO48000
November 200182.4FairGoodGoodSatisfactoryFO48000
April 199985.6FairGoodSatisfactoryGood-48000
May 199784.0FairGoodSatisfactoryGoodFO48000
December 199585.0FairGoodSatisfactoryGood-48000
November 199380.5GoodGoodGoodGood-101300
November 199184.9GoodVery GoodVery GoodGood-101300