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NORTHERN PKWY ON-R over MTA LIGHT RAIL

Map

Coordinates:
+39.36004, -76.65117
39°21'36" N, 76°39'04" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NORTHERN PKWY ON-R over MTA LIGHT RAIL
Structure number:200000BC3120010
Location:ON RAMP SB I-83
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:46.9 ft. [14.3 m]
Total length:53.2 ft. [16.2 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:28.2 ft. [8.6 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:55°
Owner:City or Municipal Highway Agency [04]
Year built:1959
Year reconstructed:1987
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]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:23,800 [as of 2014]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:80.9
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$38,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016FairSatisfactoryGoodFair2380080.9
May 2014FairSatisfactoryGoodFair2380085.2
December 2012FairSatisfactoryGoodSatisfactory2380092.5
December 2011FairSatisfactoryGoodSatisfactory2380096.7
December 2010FairSatisfactoryGoodSatisfactory2380096.7
March 2010FairSatisfactoryGoodSatisfactory2380096.7
October 2008FairSatisfactoryGoodSatisfactory2380096.7
June 2007FairSatisfactoryGoodSatisfactory2380096.7
November 2005FairSatisfactoryGoodSatisfactory2380096.7
November 2003FairGoodSatisfactorySatisfactory2380096.7
December 2001FairGoodGoodSatisfactory2049997.1
November 1999FairGoodGoodSatisfactory2049997.1
January 1998GoodGoodGoodGood2049997.1
March 1995GoodGoodGoodGood2049996.9
February 1993GoodVery GoodVery GoodGood2049996.9
January 1991GoodVery GoodVery GoodVery Good2049996.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2121872500
Steel Protective Coatingsq. ft.1,6061,43100175
Deck
Reinforced Concrete Decksq. ft.1,3141,314000
Substructure
Reinforced Concrete Abutmentlinear ft.56330230
Joints
Strip Seal Jointlinear ft.5605600
Compression Jointlinear ft.5600560
Bearings
Movable Bearingeach40400
Steel Protective Coatingsq. ft.84004
Fixed Bearingeach40400
Steel Protective Coatingsq. ft.84004
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.112902200