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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

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
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

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.118367570
Reinforced Concrete Floor Beamlinear ft.1801404000
Deck
Reinforced Concrete Top Flangesq. ft.1,6001,5029800
Wearing Surfacessq. ft.1,2481,02322500
Substructure
Steel Columneach1010000
Steel Protective Coatingsq. ft.500500000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.113011300
Steel Protective Coatingsq. ft.413041300