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