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N WILLAMETTE BLVD over B-7 HALF-VIADUCT

Map 

Coordinates:
+45.57430, -122.70541
45°34'27" N, 122°42'19" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:N WILLAMETTE BLVD over B-7 HALF-VIADUCT
Structure number:25B07 000 00230
Location:BTWN N WASHBURN/N CHASE
Route classification:Collector (Urban) [17]
Length of largest span:13.1 ft. [4.0 m]
Total length:112.9 ft. [34.4 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:15.1 ft. [4.6 m]
Owner:City or Municipal Highway Agency [04]
Year built:1941
Year reconstructed:1971
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:11
Main spans material:Concrete continuous [2]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2016 

Good/Fair/Poor Condition:Fair
Status:Bridge closed to all traffic [K]
Average daily traffic:10,715 [as of 2010]
Truck traffic:3% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
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]
Scour condition:Bridge not over waterway. [N]
Operating rating:27.0 tons [24.5 metric tons]
Inventory rating:16.0 tons [14.5 metric tons]
Sufficiency rating:55.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$637,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201655.4FairFairFairFairSD10715
July 201556.4FairFairFairFairSD10715
July 201456.4FairFairFairFairSD10715
July 201367.4FairSatisfactorySatisfactorySatisfactorySD10715
August 201069.2FairSatisfactorySatisfactorySatisfactorySD10715
November 200869.2FairSatisfactorySatisfactorySatisfactorySD10715
June 200669.2FairSatisfactorySatisfactorySatisfactorySD10300
September 200459.0FairSatisfactoryFairSatisfactorySD10300
July 200269.0FairGoodSatisfactorySatisfactorySD10000
May 200069.0FairGoodSatisfactorySatisfactorySD10000
June 199869.0FairGoodSatisfactorySatisfactorySD10000
July 199669.0FairGoodSatisfactorySatisfactorySD10000
August 199496.0FairGoodSatisfactorySatisfactory-17600
October 199296.0FairVery GoodGoodSatisfactory-17600
November 19900.0FairVery Good-Satisfactory-18250