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

Map

Coordinates:
+47.59020, -122.28203
47°35'25" N, 122°16'55" 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:9.2 ft. [2.8 m]
Deck width edge-to-edge:10.5 ft. [3.2 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]
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

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017PoorGoodGoodSerious6650039.0
April 2015PoorGoodGoodSerious6650038.8
August 2013PoorGoodGoodSerious5742838.8
August 2011PoorSatisfactoryGoodSerious5742838.8
August 2009PoorSatisfactoryGoodPoor6050050.8
July 2007FairSatisfactorySatisfactoryGood6150071.8
May 2005FairSatisfactorySatisfactoryGood6150071.8
April 2003FairSatisfactorySatisfactoryGood6150071.8
October 2002FairSatisfactorySatisfactoryGood6150071.8
October 2001FairSatisfactoryGoodGood6150071.8
October 2000FairSatisfactoryGoodGood5740171.8
April 1999FairSatisfactoryGoodGood5740171.8
June 1997FairSatisfactoryGoodGood5740171.8
July 1995GoodGoodGoodVery Good5740174.0
November 1994GoodGoodGoodVery Good5740174.0
January 1993GoodGoodGoodVery Good191.0
November 1991GoodGoodGoodVery Good191.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Closed Web/Box Girderlinear ft.9,5909,590000
Steel Protective Coatingsq. ft.37,61437,404020010
Deck
Reinforced Concrete Decksq. ft.585,174585,174000
Wearing Surfacessq. ft.585,1740585,17310
Superstructure
Other Material Secondary Cableeach521214197
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