+47.52510, -122.33354
47°31'30" N, 122°20'01" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:S-S RAMP over 1ST AVE S
Structure number:0008276H0000000
Location:4.0 N JCT SR 518
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:61.0 ft. [18.6 m]
Total length:151.9 ft. [46.3 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:37.1 ft. [11.3 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:21°
Owner:State Highway Agency [01]
Year built:1968
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:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,987 [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:Superior to present desirable criteria [9]
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:62.4 tons [56.7 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Sufficiency rating:94.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201594.1FairSatisfactorySatisfactoryGood-8987
July 201394.3FairSatisfactorySatisfactoryGood-7263
August 201196.3FairSatisfactorySatisfactoryGood-7263
August 200996.3FairSatisfactorySatisfactoryGood-7602
July 200794.4FairSatisfactorySatisfactoryGoodFO6554
September 200594.4FairSatisfactorySatisfactoryGoodFO6554
December 200394.4FairSatisfactorySatisfactoryGoodFO6554
November 200195.4FairSatisfactorySatisfactoryGoodFO6554
July 199795.4GoodGoodGoodGoodFO6554
December 199595.5GoodGoodGoodGoodFO6554
June 199394.6GoodGoodGoodGood-5280
July 199194.6GoodGoodGoodGood-5280