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COLUMBIA BLVD over B-78 OVER BNRR

Map

Coordinates:
+45.59447, -122.72578
45°35'40" N, 122°43'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COLUMBIA BLVD over B-78 OVER BNRR
Structure number:09685 000 00223
Location:IN N PORTLAND
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:77.1 ft. [23.5 m]
Total length:148.0 ft. [45.1 m]
Roadway width between curbs:36.7 ft. [11.2 m]
Deck width edge-to-edge:56.4 ft. [17.2 m]
Vertical clearance below bridge:22.0 ft. [6.7 m]
Skew angle:25°
Owner:City or Municipal Highway Agency [04]
Year built:1909
Year reconstructed:1988
Historic significance:Historical significance is not determinable at this time [4]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,048 [as of 2010]
Truck traffic:25% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.9 tons [43.5 metric tons]
Inventory rating:28.9 tons [26.3 metric tons]
Sufficiency rating:88.5
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$758,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201588.5FairFairSatisfactorySatisfactory-11048
July 201488.5FairFairSatisfactorySatisfactory-11048
July 201341.1FairFairSatisfactorySatisfactoryFO11048
July 201192.9FairFairSatisfactorySatisfactory-11048
June 200992.9FairFairSatisfactorySatisfactory-11048
March 200992.9FairFairSatisfactorySatisfactory-11048
November 200693.0FairFairSatisfactorySatisfactory-10620
September 200494.0GoodVery GoodGoodGood-10620
September 200294.0GoodVery GoodGoodGood-10311
August 200094.1GoodVery GoodGoodGood-9820
September 199994.1GoodVery GoodGoodGood-9820
August 199894.1GoodVery GoodGoodGood-9820
September 199694.2GoodVery GoodGoodGood-8550
October 199494.3GoodVery GoodGoodGood-8550
November 199294.3GoodVery GoodGoodGood-8550
December 199093.4GoodGoodGoodGood-7500

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.264641001000
Steel Protective Coatingsq. ft.4,3483,6964352170
Steel Stringerlinear ft.2,0551,91114400
Steel Protective Coatingsq. ft.7,6486,8843823820
Deck
Reinforced Concrete Decksq. ft.7,7404,0902,1501,5000
Concrete Protective Coatingsq. ft.5,0692,5692,50000
Superstructure
Steel Floor Beamlinear ft.7504502001000
Steel Protective Coatingsq. ft.4,8134,3312412410
Substructure
Steel Columneach22000
Steel Protective Coatingsq. ft.401401000
Reinforced Concrete Abutmentlinear ft.144140220
Joints
Assembly with Sealeach77215600
Assembly without Seal Jointlinear ft.1313000
Other Jointlinear ft.2802800
Bearings
Movable Bearingeach42200
Steel Protective Coatingsq. ft.2002000
Fixed Bearingeach20200
Steel Protective Coatingsq. ft.1001000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.431431000
Steel Protective Coatingsq. ft.998998000