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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 

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]
Evaluation:Functionally obsolete [2]
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. ratingEvaluationDeckSuper.Sub.ADT
February 201674.7Functionally obsoleteFairSatisfactorySatisfactory17800
February 201475.0Functionally obsoleteFairSatisfactorySatisfactory16600
February 201275.0Functionally obsoleteFairSatisfactorySatisfactory16600
February 201075.0Functionally obsoleteFairSatisfactorySatisfactory16300
February 200876.7Functionally obsoleteFairSatisfactorySatisfactory17716
February 200677.9Functionally obsoleteSatisfactorySatisfactorySatisfactory17200
February 200478.0Functionally obsoleteSatisfactorySatisfactorySatisfactory16600
February 200277.8Functionally obsoleteSatisfactorySatisfactoryGood17500
February 200074.1Functionally obsoleteGoodSatisfactoryGood38000
February 199876.0Functionally obsoleteGoodSatisfactoryGood15000
February 199675.8Functionally obsoleteGoodSatisfactoryGood15000
February 199463.6Functionally obsoleteSatisfactorySatisfactoryGood12200
February 199258.6Functionally obsoleteSatisfactorySatisfactoryGood12200