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I-5 (HWY 001) NB over SURFACE STREETS

Map

Coordinates:
+45.50496, -122.67365
45°30'18" N, 122°40'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-5 (HWY 001) NB over SURFACE STREETS
Structure number:08591D001 30012
Location:WEST MARQUAM INTERCHANGE
Purpose:Carries highway overpass (third level) over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:178.2 ft. [54.3 m]
Total length:1748.4 ft. [532.9 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:37.1 ft. [11.3 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Vertical clearance below bridge:21.0 ft. [6.4 m]
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:9
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:88,500 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:79.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$10,025,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201579.0FairSatisfactorySatisfactorySatisfactoryFO88500
July 201374.0FairSatisfactorySatisfactorySatisfactoryFO71407
June 201074.0FairGoodSatisfactorySatisfactoryFO71407
January 201074.0FairGoodSatisfactorySatisfactoryFO71407
January 200874.0FairGoodSatisfactorySatisfactoryFO70700
January 200674.0FairSatisfactoryGoodSatisfactoryFO67800
January 200463.0FairSatisfactoryGoodFairFO45928
January 200274.0FairSatisfactoryGoodGoodFO44590
January 200074.0GoodGoodGoodGoodFO42820
January 199874.0GoodGoodGoodGoodFO60900
January 199674.0GoodGoodGoodGoodFO25500
January 199474.0GoodGoodGoodGoodFO25500
January 199274.0GoodGoodGoodGoodFO25500

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.5,1543,6021,538140
Steel Protective Coatingsq. ft.73,142068,7543,657731
Prestressed Concrete Girder/Beamlinear ft.1,9091,8901180
Reinforced Concrete Girder/Beamlinear ft.2251269900
Deck
Reinforced Concrete Decksq. ft.63,98162,0561,880450
Wearing Surfacessq. ft.55,46455,464000
Reinforced Concrete Top Flangesq. ft.2,0632,063000
Wearing Surfacessq. ft.1,8381,838000
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1201200
Steel Protective Coatingsq. ft.1380125130
Substructure
Steel Columneach10100
Steel Protective Coatingsq. ft.4013614000
Reinforced Concrete Columneach168800
Reinforced Concrete Abutmentlinear ft.4646000
Steel Pier Caplinear ft.108733500
Steel Protective Coatingsq. ft.1,8281,2254201830
Reinforced Concrete Pier Caplinear ft.44238447110
Joints
Strip Seal Jointlinear ft.3131000
Compression Jointlinear ft.419257121239
Other Jointlinear ft.46242200
Bearings
Elastomeric Bearingeach4641500
Movable Bearingeach2902900
Steel Protective Coatingsq. ft.87058290
Fixed Bearingeach3232000
Steel Protective Coatingsq. ft.9609600
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3,49702,0981,3990