+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 

Good/Fair/Poor Condition:Fair
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]
Sufficiency rating:66.3

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201666.3FairSatisfactorySatisfactoryGoodFO13457
June 201466.3FairSatisfactorySatisfactoryGoodFO13457
June 201269.2FairSatisfactorySatisfactoryGoodFO5115
June 201069.2FairSatisfactorySatisfactoryGoodFO5115
June 200869.2FairSatisfactorySatisfactoryGoodFO5000
December 200669.2FairSatisfactorySatisfactoryGoodFO5000
December 200469.2FairSatisfactorySatisfactoryGoodFO5000
October 200269.2FairSatisfactorySatisfactoryGoodFO5000
December 200068.4FairSatisfactorySatisfactoryGoodFO7500
July 199868.4FairSatisfactorySatisfactoryGoodFO7500
May 199670.4FairSatisfactorySatisfactoryGoodFO7500
December 199462.2FairSatisfactorySatisfactoryGoodFO7500
March 199277.2FairSatisfactorySatisfactoryGoodFO2890