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MIDDLE RAMP over APPROACHES-S.CAP ST BRI

Map

Coordinates:
+38.92167, -77.05500
38°55'18" N, 77°03'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MIDDLE RAMP over APPROACHES-S.CAP ST BRI
Structure number:0053(MID RAMP)
Location:EXIT RAMP S.CAP ST BRIDGE
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:51.8 ft. [15.8 m]
Total length:576.5 ft. [175.7 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:41.3 ft. [12.6 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1950
Year reconstructed:1977
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:7
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:30,000 [as of 2007]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.9 tons [53.5 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:66.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$400,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201766.0FairSatisfactoryFairFairFO30000
January 201565.0FairGoodFairFairFO30000
February 201374.0FairSatisfactorySatisfactorySatisfactoryFO30000
November 201063.0FairGoodFairSatisfactoryFO30000
July 200878.0FairGoodSatisfactorySatisfactoryFO30000
July 200662.0FairFairFairSatisfactoryFO30000
June 200462.0FairFairFairSatisfactoryFO30000
July 200262.0FairFairFairSatisfactoryFO30000
July 199947.0PoorFairPoorSatisfactorySD30000
October 199674.0FairGoodSatisfactorySatisfactoryFO30000
June 199464.0FairSatisfactoryFairSatisfactoryFO30000
March 199068.0FairSatisfactoryFairSatisfactoryFO30000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,4801,4017180
Steel Protective Coatingsq. ft.17,94117,8901500
Reinforced Concrete Girder/Beamlinear ft.1,05501,032230
Steel Stringerlinear ft.2,7792,7670120
Steel Protective Coatingsq. ft.14,07614,0650110
Deck
Reinforced Concrete Decksq. ft.24,48523,913559130
Wearing Surfacessq. ft.21,04917,2031,8002,0451
Superstructure
Steel Floor Beamlinear ft.6446140300
Steel Protective Coatingsq. ft.3,9613,9492100
Substructure
Steel Columneach1701070
Steel Protective Coatingsq. ft.3,0262,9920034
Reinforced Concrete Columneach30300
Reinforced Concrete Pier Walllinear ft.21419112110
Reinforced Concrete Abutmentlinear ft.834825100
Steel Pier Caplinear ft.16411312390
Joints
Strip Seal Jointlinear ft.270026640
Bearings
Elastomeric Bearingeach2202020
Movable Bearingeach2111820
Steel Protective Coatingsq. ft.31121900
Fixed Bearingeach1441000
Steel Protective Coatingsq. ft.1641200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.4504381020
Steel Protective Coatingsq. ft.2,3662,366000
Reinforced Concrete Bridge Raillinear ft.1,2304306201800