+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 2015 

Status:Open, no restriction [A]
Average daily traffic:10,064 [as of 2013]
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]
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:40.6 tons [36.9 metric tons]
Inventory rating:22.8 tons [20.7 metric tons]
Sufficiency rating:68.9
Estimated cost of work:$1,724,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201568.9Not deficientFairFairSatisfactory10064
May 201329.4Functionally obsoleteFairFairSatisfactory10064
May 201229.9Functionally obsoleteFairFairSatisfactory9246
June 201129.9Functionally obsoleteFairFairSatisfactory9246
August 201027.3Functionally obsoleteFairFairSatisfactory9246
September 200927.3Functionally obsoleteFairFairSatisfactory9246
July 200821.0Structurally deficientFairPoorSatisfactory10800
May 200621.0Structurally deficientFairPoorSatisfactory10800
June 200521.0Structurally deficientFairPoorSatisfactory17500
August 200321.0Structurally deficientFairPoorSatisfactory17500
October 200144.3Functionally obsoleteSatisfactoryGoodGood17500
October 200044.3Functionally obsoleteSatisfactoryGoodGood9300
March 199944.3Functionally obsoleteSatisfactoryGoodGood9300
September 199844.3Functionally obsoleteSatisfactoryVery GoodGood9300
January 199744.3Functionally obsoleteGoodVery GoodVery Good9300
March 199448.3Functionally obsoleteVery GoodVery GoodVery Good9300
February 199148.3Functionally obsoleteVery GoodVery GoodVery Good9300