8TH AVE N TO I-5 N over I-5 N RAMP TO SR 522 E


+47.67982, -122.32018
47°40'47" N, 122°19'13" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:8TH AVE N TO I-5 N over I-5 N RAMP TO SR 522 E
Structure number:0006911B0000000
Location:2.2 N JCT SR 520
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:84.0 ft. [25.6 m]
Total length:182.1 ft. [55.5 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:26.2 ft. [8.0 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Owner:State Highway Agency [01]
Year built:1963
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: May 2015 

Status:Open, no restriction [A]
Average daily traffic:4,939 [as of 2012]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:64.4 tons [58.5 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Sufficiency rating:96.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201596.3Not deficientSatisfactoryGoodGood4939
May 201396.3Not deficientSatisfactoryGoodGood5070
May 201194.2Functionally obsoleteSatisfactoryGoodGood5070
June 200994.3Functionally obsoleteSatisfactorySatisfactoryGood4910
June 200791.1Functionally obsoleteSatisfactorySatisfactoryGood5887
September 200591.1Functionally obsoleteSatisfactorySatisfactoryGood5887
November 200391.1Functionally obsoleteSatisfactorySatisfactoryGood5887
December 200193.1Not deficientSatisfactorySatisfactoryGood5887
June 199991.2Functionally obsoleteSatisfactorySatisfactoryGood5106
June 199791.2Functionally obsoleteSatisfactorySatisfactoryGood5106
June 199587.1Functionally obsoleteSatisfactorySatisfactoryGood5106
June 199391.4Functionally obsoleteSatisfactorySatisfactoryGood3460
March 199191.4Functionally obsoleteSatisfactorySatisfactoryGood3460