US 30 BY (HWY 123) over HWY 68


+45.56268, -122.57758
45°33'46" N, 122°34'39" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 30 BY (HWY 123) over HWY 68
Structure number:08402 123 01041
Location:5.5 MI NE PORTLAND CC
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:85.0 ft. [25.9 m]
Total length:174.9 ft. [53.3 m]
Roadway width between curbs:70.9 ft. [21.6 m]
Deck width edge-to-edge:79.4 ft. [24.2 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Owner:State Highway Agency [01]
Year built:1958
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:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: September 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,200 [as of 2014]
Truck traffic:4% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:40.9 tons [37.2 metric tons]
Inventory rating:25.0 tons [22.7 metric tons]
Sufficiency rating:81.5
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$2,315,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201581.5FairSatisfactorySatisfactorySatisfactoryFO29200
September 201381.5FairSatisfactorySatisfactorySatisfactoryFO28900
September 201181.5FairGoodSatisfactorySatisfactoryFO28900
November 200979.9GoodGoodGoodGoodFO28900
February 200879.8GoodGoodGoodGoodFO29664
November 200581.9FairSatisfactoryGoodGoodFO28800
November 200380.8FairSatisfactoryGoodGoodFO36000
November 200179.8GoodGoodGoodGoodFO34800
November 199978.0GoodGoodGoodGoodFO33110
November 199790.1GoodVery GoodGoodVery GoodFO29500
November 199592.7GoodVery GoodGoodVery GoodFO29000
November 199393.2GoodGoodGoodVery GoodFO23100
November 199191.2GoodGoodGoodVery GoodFO23100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Girder/Beamlinear ft.1,9251,655260100
Reinforced Concrete Top Flangesq. ft.13,90513,55634450
Wearing Surfacessq. ft.10,7336,8933,84000
Reinforced Concrete Columneach128130
Reinforced Concrete Abutmentlinear ft.1591104720
Reinforced Concrete Pier Caplinear ft.146707600
Other Jointlinear ft.31816901490
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.175017500
Steel Protective Coatingsq. ft.1,085001,0850
Reinforced Concrete Bridge Raillinear ft.350035000