9th Street, N.W. over Convention Center Parkin

Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:9th Street, N.W. over Convention Center Parkin
Structure number:0252
Location:9th Street, N.W.
Route classification:Minor Arterial (Urban) [16]
Length of largest span:74.2 ft. [22.6 m]
Total length:1327.2 ft. [404.5 m]
Roadway width between curbs:63.0 ft. [19.2 m]
Deck width edge-to-edge:63.0 ft. [19.2 m]
Vertical clearance below bridge:18.0 ft. [5.5 m]
Owner:Other Local Agencies [25]
Year built:2006
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:29
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: March 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:14,400 [as of 2008]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry 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:98.8 tons [89.8 metric tons]
Inventory rating:93.8 tons [85.3 metric tons]
Sufficiency rating:94.6

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201594.6FairGoodGoodSatisfactory-14400
March 201394.6FairGoodGoodSatisfactory-14400
March 201262.7FairGoodSatisfactorySatisfactory-14400
March 201164.2FairGoodSatisfactorySatisfactory-14400
February 200976.2FairGoodSatisfactorySatisfactory--
January 200776.2GoodVery GoodVery GoodVery Good--