9TH ST.,RAMP C-1 over RAMP A I-395


+38.88297, -77.02419
38°52'59" N, 77°01'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:9TH ST.,RAMP C-1 over RAMP A I-395
Structure number:1107(RAMP C-1)
Location:9TH ST SW OVER I-395
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:94.2 ft. [28.7 m]
Total length:233.0 ft. [71.0 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:29.5 ft. [9.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:1988
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:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:22,500 [as of 1992]
Truck traffic:5% of total traffic
Deck condition:Fair [5 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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:69.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairFairSatisfactorySatisfactory2250069.1
April 2016FairFairSatisfactorySatisfactory2250069.1
April 2014FairFairGoodSatisfactory2250069.1
April 2012FairFairSatisfactorySatisfactory2250069.1
April 2010FairFairSatisfactorySatisfactory2250069.1
December 2009FairSatisfactorySatisfactoryGood2250070.1
December 2007FairSatisfactorySatisfactoryGood2250070.1
July 2005FairGoodSatisfactoryGood2250070.1
June 2003FairGoodSatisfactoryGood2250070.1
July 2001GoodGoodGoodGood2250070.1
August 1999GoodGoodGoodGood2250070.1
November 1996GoodVery GoodGoodGood2250070.1
December 1993GoodVery GoodGoodGood2250072.7
April 1991GoodVery GoodVery GoodVery Good2250092.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,20072047910
Steel Protective Coatingsq. ft.13,7903,0512,46508,274
Reinforced Concrete Decksq. ft.6,9646,804104560
Wearing Surfacessq. ft.6,2915,63665500
Reinforced Concrete Pier Walllinear ft.1088016120
Reinforced Concrete Abutmentlinear ft.59379130
Pourable Jointlinear ft.16129120012
Movable Bearingeach2010820
Steel Protective Coatingsq. ft.1181060012
Fixed Bearingeach1818000
Steel Protective Coatingsq. ft.118116002
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.479047810
Steel Protective Coatingsq. ft.3,1932,71400479