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Q STREET, N.W. over CONNECTICUT AVE

Map

Coordinates:
+38.91111, -77.04414
38°54'40" N, 77°02'39" 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:57.1 ft. [17.4 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:80.1 ft. [24.4 m]
Vertical clearance below bridge:14.1 ft. [4.3 m]
Skew angle:20°
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: October 2015

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]
Operating rating:109.8 tons [99.8 metric tons]
Inventory rating:78.9 tons [71.7 metric tons]
Sufficiency rating:90.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$2,250,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201590.0FairSatisfactorySatisfactorySatisfactory-8400
October 201388.0FairSatisfactorySatisfactorySatisfactory-8400
September 201177.0FairGoodGoodFair-8400
September 200963.0FairGoodGoodFair-8400
September 200763.0FairGoodGoodFair-8400
January 200574.0GoodGoodGoodGoodFO8400
March 200374.0GoodGoodGoodGoodFO8400
February 200174.0GoodGoodGoodGoodFO8400
April 199872.0GoodGoodGoodGoodFO8400
March 199674.0GoodGoodGoodGoodFO8400
March 199374.0FairSatisfactoryGoodGoodFO8400
September 199074.0FairSatisfactoryGoodGoodFO8400

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,5661,566000
Deck
Reinforced Concrete Decksq. ft.7,6567,31233770
Wearing Surfacessq. ft.5,4901,3204,121454
Concrete Protective Coatingsq. ft.7,6567,5650847
Substructure
Reinforced Concrete Pier Walllinear ft.26414910870
Reinforced Concrete Abutmentlinear ft.1761641020
Joints
Other Jointlinear ft.6555730
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.104842000
Steel Protective Coatingsq. ft.264002640
Masonry Bridge Raillinear ft.1612220