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JFK BLVD. over 21ST STREET

Map

Coordinates:
+39.95477, -75.17486
39°57'17" N, 75°10'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:JFK BLVD. over 21ST STREET
Structure number:000000000039014
Old structure number:673037001216660 (from 1992 edition)
Location:IN CENTER CITY 3590 B08
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:51.8 ft. [15.8 m]
Total length:54.1 ft. [16.5 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:89.9 ft. [27.4 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1957
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:13,208 [as of 2016]
Truck traffic:2% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:21.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$729,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2016PoorSeriousSeriousSatisfactory1320821.0
February 2014PoorPoorPoorSatisfactory1332750.3
February 2012PoorPoorPoorSatisfactory191457.1
February 2010PoorPoorPoorSatisfactory263355.3
February 2008PoorPoorPoorSatisfactory262756.3
February 2004FairFairFairSatisfactory1324371.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,2501,0591463312
Substructure
Reinforced Concrete Abutmentlinear ft.2662412500
Bearings
Enclosed/Concealed Bearingeach5050000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.100100000
Deck
Other Material Decksq. ft.2,5092,40910000