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 

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]
Evaluation:Functionally obsolete [2]
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. ratingEvaluationDeckSuper.Sub.ADT
September 201581.5Functionally obsoleteSatisfactorySatisfactorySatisfactory29200
September 201381.5Functionally obsoleteSatisfactorySatisfactorySatisfactory28900
September 201181.5Functionally obsoleteGoodSatisfactorySatisfactory28900
November 200979.9Functionally obsoleteGoodGoodGood28900
February 200879.8Functionally obsoleteGoodGoodGood29664
November 200581.9Functionally obsoleteSatisfactoryGoodGood28800
November 200380.8Functionally obsoleteSatisfactoryGoodGood36000
November 200179.8Functionally obsoleteGoodGoodGood34800
November 199978.0Functionally obsoleteGoodGoodGood33110
November 199790.1Functionally obsoleteVery GoodGoodVery Good29500
November 199592.7Functionally obsoleteVery GoodGoodVery Good29000
November 199393.2Functionally obsoleteGoodGoodVery Good23100
November 199191.2Functionally obsoleteGoodGoodVery Good23100