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D STREET, N.W. over CENTER LEG INNER LOOP

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

Facts 

Name:D STREET, N.W. over CENTER LEG INNER LOOP
Structure number:1138
Location:D ST OVER INNER LOOP NW
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:79.1 ft. [24.1 m]
Total length:163.1 ft. [49.7 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:60.4 ft. [18.4 m]
Vertical clearance below bridge:13.8 ft. [4.2 m]
Owner:State Highway Agency [01]
Year built:1967
Year reconstructed:2002
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: December 2014 

Status:Open, no restriction [A]
Average daily traffic:47,100 [as of 2007]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:89.8 tons [81.6 metric tons]
Inventory rating:53.9 tons [49.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:71.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,500,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201471.0Functionally obsoleteSatisfactoryGoodGood47100
November 201273.1Functionally obsoleteSatisfactorySatisfactoryGood47100
October 201073.1Not deficientSatisfactorySatisfactoryGood47100
September 200873.1Not deficientGoodVery GoodGood47100
September 200377.7Functionally obsoleteSatisfactoryGoodGood10500
April 200177.7Functionally obsoleteSatisfactoryGoodGood10500
February 199877.7Functionally obsoleteSatisfactoryGoodGood10500
September 199572.6Structurally deficientSeriousGoodSatisfactory10500
February 199177.0Functionally obsoleteGoodGoodGood10500