US 26 (HWY 047) CO over HWY 061 I-405


+45.50536, -122.67766
45°30'19" N, 122°40'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 26 (HWY 047) CO over HWY 061 I-405
Structure number:09254C047 07397
Location:0.5 MI W OF PORTLAND CC
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:111.6 ft. [34.0 m]
Total length:321.5 ft. [98.0 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:17.7 ft. [5.4 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1967
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:3
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
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:11,800 [as of 2014]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:97.8 tons [88.9 metric tons]
Inventory rating:73.8 tons [67.1 metric tons]
Sufficiency rating:60.6
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,931,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201560.6FairSatisfactoryFairGoodFO11800
July 201383.9FairFairSatisfactoryGoodFO3900
July 201183.9FairFairSatisfactoryGoodFO3900
May 201059.0FairFairFairGoodFO69400
September 200859.0FairFairFairGoodFO69400
September 200685.4FairSatisfactorySatisfactoryGoodFO13400
September 200463.0FairSatisfactoryFairGoodFO13400
September 200289.7FairSatisfactoryGoodGood-13010
September 200085.6FairSatisfactoryGoodGoodFO12500
September 19983.0FairSatisfactoryGoodGoodFO12500
September 19967.0FairSatisfactoryGoodGoodFO12500
September 199489.7FairSatisfactoryGoodGood-13500
September 199289.7FairSatisfactoryGoodGood-13500
October 199088.0GoodGoodGoodGood-12300