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Q STREET, N.W. over CONNECTICUT AVE

Map

Coordinates:
+38.91109, -77.04448
38°54'40" N, 77°02'40" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Q STREET, N.W. over CONNECTICUT AVE
Structure number:0101(Q STREET)
Location:Q ST OVER CONN AVE NW
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:27.9 ft. [8.5 m]
Total length:88.6 ft. [27.0 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:87.9 ft. [26.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1950
Year reconstructed: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:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,400 [as of 1992]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:91.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$2,250,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairSatisfactorySatisfactorySatisfactory840091.0
October 2015FairSatisfactorySatisfactorySatisfactory840090.0
October 2013FairSatisfactorySatisfactorySatisfactory840088.0
September 2011FairGoodGoodFair840077.0
September 2009FairGoodGoodFair840063.0
September 2007FairGoodGoodFair840063.0
January 2005GoodGoodGoodGood840074.0
March 2003GoodGoodGoodGood840074.0
February 2001GoodGoodGoodGood840074.0
April 1998GoodGoodGoodGood840072.0
March 1996GoodGoodGoodGood840074.0
March 1993FairSatisfactoryGoodGood840074.0
September 1990FairSatisfactoryGoodGood840074.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,5661,566000
Deck
Reinforced Concrete Decksq. ft.7,6567,30135230
Wearing Surfacessq. ft.5,4909464,1214194
Concrete Protective Coatingsq. ft.7,6567,56208410
Substructure
Reinforced Concrete Pier Walllinear ft.26414311290
Reinforced Concrete Abutmentlinear ft.1761651100
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.104782600
Steel Protective Coatingsq. ft.264026400
Masonry Bridge Raillinear ft.168260