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I-5 (HWY 001) over ELLIOT SCHOOL VIADUCT

Map 

Coordinates:
+45.53912, -122.67025
45°32'21" N, 122°40'13" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-5 (HWY 001) over ELLIOT SCHOOL VIADUCT
Structure number:08782A001 30265
Location:1.2 MI N OF BURNSIDE BR
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:67.9 ft. [20.7 m]
Total length:504.9 ft. [153.9 m]
Roadway width between curbs:107.9 ft. [32.9 m]
Deck width edge-to-edge:113.9 ft. [34.7 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1963
Year reconstructed:1985
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:6
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2015 

Status:Open, no restriction [A]
Average daily traffic:120,800 [as of 2010]
Truck traffic:10% 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:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:22.1 tons [20.1 metric tons]
Inventory rating:17.2 tons [15.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:58.6
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$2,587,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201558.6Functionally obsoleteSatisfactorySatisfactorySatisfactory120800
February 201358.6Functionally obsoleteGoodSatisfactorySatisfactory120800
February 201185.0Not deficientGoodSatisfactorySatisfactory120400
February 200985.0Not deficientGoodGoodGood120400
February 200785.0Not deficientGoodGoodGood131200
February 200585.0Not deficientSatisfactorySatisfactoryGood133200
February 200385.0Not deficientSatisfactoryGoodGood132200
February 200185.0Not deficientSatisfactoryGoodGood127800
February 199985.0Not deficientGoodGoodGood127800
February 199785.0Not deficientGoodGoodGood131300
February 199585.0Not deficientGoodGoodSatisfactory104300
February 199385.0Not deficientGoodGoodSatisfactory104300
February 199185.0Not deficientGoodGoodSatisfactory100300