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OR 99W(HWY 001W) over SW NEWBURY ST VIADUCT

Map

Coordinates:
+45.47973, -122.68021
45°28'47" N, 122°40'49" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:OR 99W(HWY 001W) over SW NEWBURY ST VIADUCT
Structure number:01983 01W 00325
Location:2.0 MI N OF SW 26TH AVE
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:28.9 ft. [8.8 m]
Total length:377.0 ft. [114.9 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:57.4 ft. [17.5 m]
Owner:State Highway Agency [01]
Year built:1934
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:13
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,800 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:56.9 tons [51.7 metric tons]
Inventory rating:47.9 tons [43.5 metric tons]
Sufficiency rating:74.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,932,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201674.7FairFairSatisfactorySatisfactoryFO17800
February 201475.0FairFairSatisfactorySatisfactoryFO16600
February 201275.0FairFairSatisfactorySatisfactoryFO16600
February 201075.0FairFairSatisfactorySatisfactoryFO16300
February 200876.7FairFairSatisfactorySatisfactoryFO17716
February 200677.9FairSatisfactorySatisfactorySatisfactoryFO17200
February 200478.0FairSatisfactorySatisfactorySatisfactoryFO16600
February 200277.8FairSatisfactorySatisfactoryGoodFO17500
February 200074.1FairGoodSatisfactoryGoodFO38000
February 199876.0FairGoodSatisfactoryGoodFO15000
February 199675.8FairGoodSatisfactoryGoodFO15000
February 199463.6FairSatisfactorySatisfactoryGoodFO12200
February 199258.6FairSatisfactorySatisfactoryGoodFO12200