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


+45.50557, -122.67766
45°30'20" 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:09254D047 07394
Purpose:Carries highway overpass over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:118.4 ft. [36.1 m]
Total length:205.4 ft. [62.6 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:17.1 ft. [5.2 m]
Skew angle:25°
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: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: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:13,400 [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:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:88.8 tons [80.7 metric tons]
Inventory rating:53.9 tons [49.0 metric tons]
Sufficiency rating:56.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,231,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201556.7FairSatisfactoryFairSatisfactoryFO13400
July 201348.0FairSatisfactoryFairGoodFO69400
July 201159.0FairSatisfactorySatisfactoryGoodFO69400
May 201064.0FairFairFairGoodFO69400
September 200864.0FairFairFairGoodFO69400
September 200690.4FairSatisfactorySatisfactoryGoodFO14111
September 200460.7FairSatisfactoryFairGoodFO13700
September 200275.8FairFairSatisfactorySatisfactoryFO13700
September 200070.8FairFairSatisfactoryVery GoodFO12800
September 199889.8FairSatisfactorySatisfactoryVery GoodFO12800
September 199693.9FairSatisfactorySatisfactoryVery Good-12800
September 199493.9FairSatisfactorySatisfactoryVery Good-13500
September 199293.9FairSatisfactorySatisfactoryVery Good-13500
October 199093.2GoodGoodGoodVery Good-12300

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.82202685540
Reinforced Concrete Top Flangesq. ft.7,3973,3823,0151,0000
Reinforced Concrete Columneach10100
Reinforced Concrete Abutmentlinear ft.128884000
Reinforced Concrete Pier Caplinear ft.3533200
Compression Jointlinear ft.88444400
Movable Bearingeach1001000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.41128812300