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 

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]
Evaluation:Functionally obsolete [2]
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. ratingEvaluationDeckSuper.Sub.ADT
July 201560.6Functionally obsoleteSatisfactoryFairGood11800
July 201383.9Functionally obsoleteFairSatisfactoryGood3900
July 201183.9Functionally obsoleteFairSatisfactoryGood3900
May 201059.0Functionally obsoleteFairFairGood69400
September 200859.0Functionally obsoleteFairFairGood69400
September 200685.4Functionally obsoleteSatisfactorySatisfactoryGood13400
September 200463.0Functionally obsoleteSatisfactoryFairGood13400
September 200289.7Not deficientSatisfactoryGoodGood13010
September 200085.6Functionally obsoleteSatisfactoryGoodGood12500
20000.0Not applicable---78300
September 19983.0Functionally obsoleteSatisfactoryGoodGood12500
September 19967.0Functionally obsoleteSatisfactoryGoodGood12500
September 199489.7Not deficientSatisfactoryGoodGood13500
September 199289.7Not deficientSatisfactoryGoodGood13500
October 199088.0Not deficientGoodGoodGood12300