HWY 1W over HWY 1


+45.45375, -122.72096
45°27'13" N, 122°43'15" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY 1W over HWY 1
Structure number:08205 01W 00622
Location:3.0 MI NE TIGARD CC
Purpose:Carries highway overpass over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:99.7 ft. [30.4 m]
Total length:250.3 ft. [76.3 m]
Roadway width between curbs:82.0 ft. [25.0 m]
Deck width edge-to-edge:96.1 ft. [29.3 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1959
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:2
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,300 [as of 2014]
Truck traffic:1% 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:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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:32.9 tons [29.9 metric tons]
Inventory rating:19.9 tons [18.1 metric tons]
Sufficiency rating:52.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$3,994,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201652.7FairSatisfactorySatisfactorySatisfactoryFO17300
February 201452.9FairSatisfactorySatisfactorySatisfactoryFO16900
February 201252.9FairGoodSatisfactorySatisfactoryFO16900
September 201043.5FairGoodFairFairFO16900
February 200843.5FairGoodFairFairFO16900
February 200664.2FairGoodFairFair-19000
February 200483.9FairGoodFairFair-18500
February 200294.8GoodGoodGoodGood-21900
February 200094.8FairSatisfactoryGoodGood-21900
February 199894.8FairSatisfactoryGoodGood-16000
February 199694.6FairSatisfactoryGoodGood-15700
February 199494.6FairGoodSatisfactorySatisfactory-15700
February 199292.6FairGoodSatisfactorySatisfactory-15700

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Closed Web/Box Girderlinear ft.2,0106551,2061490
Reinforced Concrete Girder/Beamlinear ft.7807027800
Reinforced Concrete Top Flangesq. ft.25,80023,0942,3683380
Wearing Surfacessq. ft.22,65019,9442,70600
Reinforced Concrete Columneach135710
Reinforced Concrete Abutmentlinear ft.3860326600
Reinforced Concrete Pier Caplinear ft.4403617900
Other Jointlinear ft.43332510800
Movable Bearingeach2502500
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.50030020000