RAMP 6 over Nicholson Street


+38.87830, -76.98037
38°52'42" N, 76°58'49" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:RAMP 6 over Nicholson Street
Structure number:1001(RAMP 6)
Location:Ramp to Nicholson St.
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:62.0 ft. [18.9 m]
Total length:65.9 ft. [20.1 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:35.4 ft. [10.8 m]
Vertical clearance below bridge:13.8 ft. [4.2 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span 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 2016 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:2,250 [as of 2007]
Truck traffic:2% of total traffic
Deck condition:Poor [4 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:57.9 tons [52.6 metric tons]
Inventory rating:35.0 tons [31.8 metric tons]
Sufficiency rating:89.9

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201689.9PoorPoorSatisfactorySatisfactorySD2250
October 201487.9PoorPoorSatisfactoryGoodSD2250
October 201285.9PoorSeriousSatisfactoryGoodSD2250
October 201085.8PoorSeriousSatisfactoryGoodSD2250
October 200889.8FairFairSatisfactoryGoodFO2250
October 200681.5PoorPoorSatisfactoryGoodSD2250
October 200484.5FairSatisfactoryGoodGoodFO2250
November 200284.5FairSatisfactoryGoodGoodFO2250
January 200183.5FairSatisfactoryGoodGoodFO2250
August 199883.5FairSatisfactoryGoodGoodFO2250
October 199683.5FairSatisfactoryGoodGoodFO2250
July 199290.0----FO2250
July 199090.0----FO2250