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JEFFERSON DRIVE, N over 12TH STREET EXPRESSWAY

Map

Coordinates:
+38.88866, -77.02821
38°53'19" N, 77°01'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:JEFFERSON DRIVE, N over 12TH STREET EXPRESSWAY
Structure number:0172-1
Location:The National Mall
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Local (Urban) [19]
Length of largest span:64.0 ft. [19.5 m]
Total length:64.0 ft. [19.5 m]
Roadway width between curbs:35.1 ft. [10.7 m]
Deck width edge-to-edge:57.1 ft. [17.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:2002
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Other [9]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,000 [as of 2007]
Truck traffic:1% 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:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:95.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018FairGoodGoodSatisfactory1000095.5
February 2016FairGoodGoodSatisfactory1000091.5
January 2016FairGoodGoodSatisfactory1000093.5
January 2014FairGoodGoodSatisfactory1000091.5
January 2012GoodGoodGoodGood1000054.1
November 2009GoodGoodGoodGood1000099.5
December 2007GoodGoodGoodGood1000099.5
March 2000PoorGoodSeriousSatisfactory1000043.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.916911050
Deck
Reinforced Concrete Decksq. ft.3,6543,654000
Wearing Surfacessq. ft.2,2371,53207050
Substructure
Reinforced Concrete Abutmentlinear ft.114406590
Bearings
Enclosed/Concealed Bearingeach5656000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.6464000
Masonry Bridge Raillinear ft.6455900