SR 513 - MONTLAKE over SR 520


+47.64397, -122.30420
47°38'38" N, 122°18'15" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 513 - MONTLAKE over SR 520
Structure number:000000NV0000000
Location:JCT SR 520
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:87.9 ft. [26.8 m]
Total length:151.9 ft. [46.3 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:128.9 ft. [39.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1962
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:35,553 [as of 2016]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:76.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$5,229,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairSatisfactorySatisfactoryGood3555376.4
April 2016FairSatisfactorySatisfactoryGood3109077.6
June 2014FairSatisfactorySatisfactoryGood3109084.3
July 2012FairSatisfactorySatisfactoryGood3160384.1
August 2010FairSatisfactorySatisfactoryGood3800084.8
July 2008FairSatisfactorySatisfactoryGood4337583.5
April 2006FairSatisfactorySatisfactoryGood6400079.0
March 2004FairSatisfactorySatisfactoryGood6400079.0
February 2002FairSatisfactorySatisfactoryGood6400079.0
June 1999PoorSatisfactoryPoorGood6400052.0
May 1996PoorSeriousPoorGood5960048.0
December 1994PoorSeriousPoorGood5960048.0
March 1992PoorSeriousPoorGood5960048.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.152144080
Reinforced Concrete Decksq. ft.16,95816,958000
Wearing Surfacessq. ft.16,958010,17506,783
Reinforced Concrete Pier Walllinear ft.108108000
Reinforced Concrete Abutmentlinear ft.278277010
Pourable Jointlinear ft.2230147076
Compression Jointlinear ft.7607600
Open Jointlinear ft.147014700
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.304304000