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


+38.88253, -77.02398
38°52'57" N, 77°01'26" 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:14.8 ft. [4.5 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 2014 

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:Good [7 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]
Operating rating:107.8 tons [98.0 metric tons]
Inventory rating:64.9 tons [59.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:69.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201469.1Functionally obsoleteFairGoodSatisfactory22500
April 201269.1Functionally obsoleteFairSatisfactorySatisfactory22500
April 201069.1Functionally obsoleteFairSatisfactorySatisfactory22500
December 200970.1Functionally obsoleteSatisfactorySatisfactoryGood22500
December 200770.1Functionally obsoleteSatisfactorySatisfactoryGood22500
July 200570.1Functionally obsoleteGoodSatisfactoryGood22500
June 200370.1Functionally obsoleteGoodSatisfactoryGood22500
July 200170.1Functionally obsoleteGoodGoodGood22500
August 199970.1Functionally obsoleteGoodGoodGood22500
November 199670.1Not deficientVery GoodGoodGood22500
December 199372.7Not deficientVery GoodGoodGood22500
April 199192.2Not deficientVery GoodVery GoodVery Good22500