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NORTHERN PKWY RAMP over I-83

Map 

Coordinates:
+39.36065, -76.65020
39°21'38" N, 76°39'01" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NORTHERN PKWY RAMP over I-83
Structure number:200000BC3123010
Location:WB RAMP FROM N PKWY
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:94.2 ft. [28.7 m]
Total length:195.9 ft. [59.7 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance below bridge:11.2 ft. [3.4 m]
Skew angle:33°
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]
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]

Latest Available Inspection: November 2014 

Status:Open, no restriction [A]
Average daily traffic:5,350 [as of 2014]
Truck traffic:8% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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]
Operating rating:76.8 tons [69.8 metric tons]
Inventory rating:38.0 tons [34.5 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:82.4
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$124,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201482.4Functionally obsoleteGoodFairSatisfactory5350
December 201282.4Functionally obsoleteGoodFairSatisfactory5350
December 201082.4Functionally obsoleteGoodFairFair5350
December 200982.4Functionally obsoleteGoodFairFair5350
December 200782.4Functionally obsoleteGoodFairFair5350
November 200582.4Functionally obsoleteGoodFairFair5100
October 200382.4Functionally obsoleteGoodFairFair5100
January 200282.5Functionally obsoleteGoodFairFair4344
February 200082.5Functionally obsoleteGoodFairFair4344
February 199882.5Functionally obsoleteGoodFairFair4344
June 199582.6Not deficientGoodFairFair4344
December 199280.7Not deficientGoodFairFair25727
November 199077.1Not deficientGoodGoodGood25727