+47.60734, -122.32993
47°36'26" N, 122°19'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:MADISON ST over I-5
Structure number:0007110C0000000
Location:1.1 N JCT I-90
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:104.0 ft. [31.7 m]
Total length:279.9 ft. [85.3 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:75.8 ft. [23.1 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
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: August 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:27,400 [as of 2013]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:41.6 tons [37.8 metric tons]
Inventory rating:23.8 tons [21.6 metric tons]
Sufficiency rating:60.1

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201560.1FairSatisfactorySatisfactoryGoodFO27400
August 201360.1FairSatisfactorySatisfactoryGoodFO27400
August 201159.0FairSatisfactorySatisfactoryGoodFO22400
August 200960.8FairSatisfactorySatisfactoryGoodFO15100
August 200760.6FairSatisfactorySatisfactoryGoodFO16000
October 200557.6FairSatisfactorySatisfactoryGoodFO16000
December 200357.6FairSatisfactorySatisfactoryGoodFO16000
November 200157.6FairSatisfactorySatisfactoryGoodFO16000
September 199947.1FairSatisfactoryFairGoodFO14200
June 199727.2PoorPoorPoorGoodSD14200
June 199543.7PoorPoorPoorGoodSD14200
June 199377.1FairSatisfactorySatisfactoryGoodFO3845
October 199152.4PoorSeriousPoorGoodSD3845