+47.67335, -122.31187
47°40'24" N, 122°18'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:15th Ave NE over COWEN PARK, RAVINE
Structure number:085117000000000
Location:15th Ave NE & NE 62nd St
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:160.1 ft. [48.8 m]
Total length:358.0 ft. [109.1 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:55.4 ft. [16.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1936
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:M 18 / H 20 [4]
Main span material:Concrete continuous [2]
Main span design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:11,500 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge foundations (including piles) on dry land well above flood water elevations. [9]
Operating rating:38.9 tons [35.4 metric tons]
Inventory rating:22.0 tons [20.0 metric tons]
Sufficiency rating:67.4

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201767.4FairFairFairSatisfactory-11500
May 201568.9FairFairFairSatisfactory-10064
May 201329.4FairFairFairSatisfactoryFO10064
May 201229.9FairFairFairSatisfactoryFO9246
June 201129.9FairFairFairSatisfactoryFO9246
August 201027.3FairFairFairSatisfactoryFO9246
September 200927.3FairFairFairSatisfactoryFO9246
July 200821.0PoorFairPoorSatisfactorySD10800
May 200621.0PoorFairPoorSatisfactorySD10800
June 200521.0PoorFairPoorSatisfactorySD17500
August 200321.0PoorFairPoorSatisfactorySD17500
October 200144.3FairSatisfactoryGoodGoodFO17500
October 200044.3FairSatisfactoryGoodGoodFO9300
March 199944.3FairSatisfactoryGoodGoodFO9300
September 199844.3FairSatisfactoryVery GoodGoodFO9300
January 199744.3GoodGoodVery GoodVery GoodFO9300
March 199448.3GoodVery GoodVery GoodVery GoodFO9300
February 199148.3GoodVery GoodVery GoodVery GoodFO9300