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15TH AVE W over SHIP CANAL

Map

Coordinates:
+47.65983, -122.37612
47°39'35" N, 122°22'34" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:15TH AVE W over SHIP CANAL
Structure number:085179000000000
Location:4300 15th Ave W
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:217.9 ft. [66.4 m]
Total length:295.0 ft. [89.9 m]
Roadway width between curbs:40.4 ft. [12.3 m]
Deck width edge-to-edge:5.2 ft. [1.6 m]
Vertical clearance below bridge:3.3 ft. [1.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1917
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Open Grating [3]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:53,679 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Basically intolerable requiring high priority of replacement [2]
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:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:51.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$11,700,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017FairSatisfactorySatisfactorySatisfactory5367951.5
April 2015FairSatisfactoryGoodGood5367951.2
April 2013GoodGoodGoodGood5367951.2
April 2012GoodGoodGoodGood5367951.2
July 2011GoodGoodGoodGood5367951.2
April 2010GoodGoodGoodGood5367951.2
April 2008GoodGoodGoodGood6230051.2
November 2006GoodGoodGoodGood6230051.2
November 2005GoodGoodGoodGood6230049.2
July 2002GoodGoodGoodGood5730049.2
September 2000GoodGoodGoodGood5210049.2
September 1999GoodGoodGoodGood5210049.2
June 1997GoodGoodVery GoodGood5540049.2
February 1995GoodGoodVery GoodGood5540047.9
December 1993GoodGoodVery GoodGood5540047.9
September 1992GoodGoodVery GoodGood5360047.9
October 1991GoodGoodVery GoodGood5360047.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,5001,35001500
Steel Protective Coatingsq. ft.7,2206,9372402419
Steel Stringerlinear ft.4,2894,289000
Steel Protective Coatingsq. ft.20,64519,8366886853
Deck
Reinforced Concrete Decksq. ft.4,0004,000000
Superstructure
Steel Trusslinear ft.576576000
Steel Protective Coatingsq. ft.27,72526,6399249270
Steel Floor Beamlinear ft.616616000
Steel Protective Coatingsq. ft.2,9652,84898910
Steel Gusset Plateeach160160000
Substructure
Steel Columneach300300000
Steel Protective Coatingsq. ft.1,4441,3874845
Reinforced Concrete Pier Walllinear ft.130130000
Reinforced Concrete Pile Cap/Footinglinear ft.44000
Timber Pileeach2020000
Deck
Open Grid Decksq. ft.7,8927,892000
Joints
Open Jointlinear ft.181018100
Bearings
Movable Bearingeach88000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5825320500