SR 99 over N 46TH ST


+47.66206, -122.34736
47°39'43" N, 122°20'50" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 99 over N 46TH ST
Structure number:0001669A0000000
Location:9.0 N JCT SR 509
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:51.8 ft. [15.8 m]
Total length:91.9 ft. [28.0 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:96.5 ft. [29.4 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Owner:State Highway Agency [01]
Year built:1933
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:48,494 [as of 2012]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 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 replacement [2]
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:42.6 tons [38.7 metric tons]
Inventory rating:24.8 tons [22.5 metric tons]
Sufficiency rating:69.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201669.7FairGoodSatisfactorySatisfactoryFO48494
March 201469.7FairGoodSatisfactorySatisfactoryFO48494
March 201269.6FairGoodSatisfactorySatisfactoryFO49294
May 201066.8FairGoodSatisfactorySatisfactoryFO54204
June 200869.0FairGoodSatisfactoryGoodFO54042
June 200670.1FairGoodSatisfactoryGoodFO45250
April 200470.1FairGoodSatisfactoryGoodFO45250
June 200270.1FairGoodSatisfactoryGoodFO45250
February 200070.2FairSatisfactorySatisfactoryGoodFO45250
May 199660.1FairSatisfactorySatisfactoryGoodFO45250
December 199460.1FairSatisfactorySatisfactoryGoodFO45250
April 199248.4FairSatisfactorySatisfactoryGoodFO45250

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Girder/Beamlinear ft.8107780320
Reinforced Concrete Decksq. ft.7,3607,360000
Wearing Surfacessq. ft.7,36007,35820
Reinforced Concrete Columneach3633030
Reinforced Concrete Abutmentlinear ft.192186060
Reinforced Concrete Pier Caplinear ft.8484000
Pourable Jointlinear ft.192009696
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.184184000
Reinforced Concrete Bridge Raillinear ft.276276000