HWY 1W over HWY 61


+45.50549, -122.67761
45°30'20" N, 122°40'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:HWY 1W over HWY 61
Structure number:09153 01W 00129
Location:0.1 MI S PORTLAND CC
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:89.9 ft. [27.4 m]
Total length:180.1 ft. [54.9 m]
Roadway width between curbs:89.9 ft. [27.4 m]
Deck width edge-to-edge:120.1 ft. [36.6 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1964
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:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:21,100 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:20.7 tons [18.8 metric tons]
Inventory rating:16.1 tons [14.6 metric tons]
Sufficiency rating:49.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$3,591,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201549.7FairSatisfactoryGoodSatisfactoryFO21100
July 201353.0FairSatisfactoryGoodSatisfactoryFO15200
July 201151.8FairFairGoodGoodFO15200
May 201051.8FairFairGoodGoodFO15200
February 200859.1FairFairGoodGoodFO15200
February 200670.9FairFairGoodGood-18500
February 200491.1FairFairGoodGood-18300
February 200289.1PoorPoorGoodGoodSD18500
February 200089.2GoodGoodGoodGood-18200
February 199889.8GoodGoodGoodGood-22000
February 199675.9GoodGoodGoodGoodFO22000
February 199490.9GoodGoodGoodGood-13900
February 199288.9GoodGoodGoodGood-13900