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W.B. & REV I-90 over LAKE WASHINGTON

Map

Coordinates:
+47.59029, -122.28579
47°35'25" N, 122°17'09" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W.B. & REV I-90 over LAKE WASHINGTON
Structure number:0012271A0000000
Location:2.6 E JCT I-5
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:5737.2 ft. [1748.6 m]
Total length:5737.2 ft. [1748.6 m]
Roadway width between curbs:91.9 ft. [28.0 m]
Deck width edge-to-edge:105.0 ft. [32.0 m]
Owner:State Highway Agency [01]
Year built:1989
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Prestressed concrete [5]
Main span 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: April 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:66,500 [as of 2014]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:54.9 tons [49.9 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Sufficiency rating:39.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$215,711,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201739.0PoorGoodGoodSeriousSD66500
April 201538.8PoorGoodGoodSeriousSD66500
August 201338.8PoorGoodGoodSeriousSD57428
August 201138.8PoorSatisfactoryGoodSeriousSD57428
August 200950.8PoorSatisfactoryGoodPoorSD60500
July 200771.8FairSatisfactorySatisfactoryGoodFO61500
May 200571.8FairSatisfactorySatisfactoryGoodFO61500
April 200371.8FairSatisfactorySatisfactoryGoodFO61500
October 200271.8FairSatisfactorySatisfactoryGoodFO61500
October 200171.8FairSatisfactoryGoodGoodFO61500
October 200071.8FairSatisfactoryGoodGoodFO57401
April 199971.8FairSatisfactoryGoodGoodFO57401
June 199771.8FairSatisfactoryGoodGood-57401
July 199574.0GoodGoodGoodVery Good-57401
November 199474.0GoodGoodGoodVery Good-57401
January 199391.0GoodGoodGoodVery Good-1
November 199191.0GoodGoodGoodVery Good-1

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Closed Web/Box Girderlinear ft.9,5909,590000
Steel Protective Coatingsq. ft.37,61437,404200010
Deck
Reinforced Concrete Decksq. ft.585,174585,174000
Wearing Surfacessq. ft.585,1740585,17310
Superstructure
Other Material Secondary Cableeach52156229
Substructure
Reinforced Concrete Columneach6060000
Reinforced Concrete Pier Walllinear ft.210210000
Reinforced Concrete Pier Caplinear ft.1,5721,572000
Joints
Strip Seal Jointlinear ft.515051500
Compression Jointlinear ft.41203091030
Assembly with Sealeach207020700
Bearings
Elastomeric Bearingeach120119010
Movable Bearingeach1717000
Fixed Bearingeach116116000
Pot Bearingeach1616000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.38,23738,237000