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NORTHERN PARKWAY over I-83, JONES FALLS & MTA

Map

Coordinates:
+39.36000, -76.65000
39°21'36" N, 76°39'00" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NORTHERN PARKWAY over I-83, JONES FALLS & MTA
Structure number:200000BC3209010
Location:1.5 MI N COLD SPRING LANE
Purpose:Carries highway and pedestrian walkway over highway, waterway, and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:177.2 ft. [54.0 m]
Total length:444.9 ft. [135.6 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:89.9 ft. [27.4 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:21°
Owner:City or Municipal Highway Agency [04]
Year built:1962
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:48,621 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:68.9 tons [62.6 metric tons]
Inventory rating:40.9 tons [37.2 metric tons]
Sufficiency rating:91.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$218,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201691.1GoodGoodGoodGood-48621
December 201489.8GoodGoodGoodGood-57855
December 201289.8GoodGoodGoodGood-57855
December 201190.8GoodGoodGoodGood-57855
December 201087.5GoodGoodGoodGoodFO57855
March 201087.5GoodGoodGoodGoodFO57855
January 200890.8GoodGoodGoodGood-57855
November 200591.2GoodGoodGoodGood-55100
November 200391.2FairGoodSatisfactoryGood-55100
October 200391.2GoodGoodGoodGood-55100
January 200292.3GoodGoodGoodGood-47426
February 200092.3GoodGoodGoodGood-47426
February 199892.3GoodGoodGoodGood-47426
April 199591.8GoodGoodGoodGood-47426
December 199295.1GoodGoodVery GoodGood-25727
November 199091.7GoodVery GoodVery GoodVery Good-25727

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.4,8954,72017500
Steel Protective Coatingsq. ft.17,13217,00013200
Deck
Reinforced Concrete Decksq. ft.34,71034,710000
Substructure
Reinforced Concrete Columneach1716100
Reinforced Concrete Abutmentlinear ft.1802016000
Reinforced Concrete Pier Caplinear ft.180909000
Joints
Compression Jointlinear ft.625200385400
Bearings
Movable Bearingeach2211902
Steel Protective Coatingsq. ft.2222000
Fixed Bearingeach2222000
Steel Protective Coatingsq. ft.2222000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.9008871300