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15TH AVE W over SHIP CANAL

Map 

Coordinates:
+47.66082, -122.37633
47°39'39" N, 122°22'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:52.5 ft. [16.0 m]
Vertical clearance below bridge:45.9 ft. [14.0 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 2015 

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:Good [7 out of 9]
Substructure condition:Good [7 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]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:25.7 tons [23.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:51.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$11,700,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201551.2Functionally obsoleteSatisfactoryGoodGood53679
April 201351.2Functionally obsoleteGoodGoodGood53679
April 201251.2Functionally obsoleteGoodGoodGood53679
July 201151.2Functionally obsoleteGoodGoodGood53679
April 201051.2Functionally obsoleteGoodGoodGood53679
April 200851.2Functionally obsoleteGoodGoodGood62300
November 200651.2Functionally obsoleteGoodGoodGood62300
November 200549.2Functionally obsoleteGoodGoodGood62300
July 200249.2Functionally obsoleteGoodGoodGood57300
September 200049.2Functionally obsoleteGoodGoodGood52100
September 199949.2Functionally obsoleteGoodGoodGood52100
June 199749.2Functionally obsoleteGoodVery GoodGood55400
February 199547.9Functionally obsoleteGoodVery GoodGood55400
December 199347.9Functionally obsoleteGoodVery GoodGood55400
September 199247.9Functionally obsoleteGoodVery GoodGood53600
October 199147.9Functionally obsoleteGoodVery GoodGood53600