I-5 S RAMP TO 45TH over 50TH RAMP TO I-5 S


+47.66497, -122.32232
47°39'54" N, 122°19'20" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-5 S RAMP TO 45TH over 50TH RAMP TO I-5 S
Structure number:0006304B0000000
Location:1.4 N JCT SR 520
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:243.1 ft. [74.1 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:27.2 ft. [8.3 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1961
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:4
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

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:10,019 [as of 2012]
Truck traffic:5% of total traffic
Deck condition:Good [7 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:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:83.2 tons [75.6 metric tons]
Inventory rating:48.5 tons [44.1 metric tons]
Sufficiency rating:96.6

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201596.6GoodGoodGoodGood-10019
May 201395.5GoodGoodGoodGood-10357
May 201196.5GoodGoodGoodGood-10357
June 200995.6FairSatisfactorySatisfactoryGood-9690
June 200795.5FairSatisfactorySatisfactoryGood-10731
September 200595.5FairSatisfactorySatisfactoryGood-10731
November 200395.5FairSatisfactorySatisfactoryGood-10731
December 200197.5FairSatisfactorySatisfactoryGood-10731
June 199997.7FairSatisfactorySatisfactoryGood-9352
June 199797.7FairSatisfactorySatisfactoryGood-9352
June 199597.6FairSatisfactorySatisfactoryGood-9352
June 199396.6FairSatisfactorySatisfactoryGood-8950
March 199196.6GoodGoodGoodGood-8950