+47.64322, -122.32251
47°38'36" N, 122°19'21" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:ROANOKE ST over I-5
Structure number:0006470A0000000
Location:0.1 N JCT SR 520
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:100.1 ft. [30.5 m]
Total length:267.1 ft. [81.4 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:59.7 ft. [18.2 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1962
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:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2016 

Status:Open, no restriction [A]
Average daily traffic:13,457 [as of 2012]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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:52.5 tons [47.7 metric tons]
Inventory rating:30.7 tons [27.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:66.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201666.3Functionally obsoleteSatisfactorySatisfactoryGood13457
June 201466.3Functionally obsoleteSatisfactorySatisfactoryGood13457
June 201269.2Functionally obsoleteSatisfactorySatisfactoryGood5115
June 201069.2Functionally obsoleteSatisfactorySatisfactoryGood5115
June 200869.2Functionally obsoleteSatisfactorySatisfactoryGood5000
December 200669.2Functionally obsoleteSatisfactorySatisfactoryGood5000
December 200469.2Functionally obsoleteSatisfactorySatisfactoryGood5000
October 200269.2Functionally obsoleteSatisfactorySatisfactoryGood5000
December 200068.4Functionally obsoleteSatisfactorySatisfactoryGood7500
20000.0Not applicable---189000
July 199868.4Functionally obsoleteSatisfactorySatisfactoryGood7500
May 199670.4Functionally obsoleteSatisfactorySatisfactoryGood7500
December 199462.2Functionally obsoleteSatisfactorySatisfactoryGood7500
March 199277.2Functionally obsoleteSatisfactorySatisfactoryGood2890