Share:

JFK BLVD. over 21ST STREET

Map 

Coordinates:
+39.95531, -75.17519
39°57'19" N, 75°10'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:17.7 ft. [5.4 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 2014 

Status:Open, no restriction [A]
Average daily traffic:13,327 [as of 2014]
Truck traffic:2% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Operating rating:88.8 tons [80.7 metric tons]
Inventory rating:23.9 tons [21.7 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:50.3
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201450.3Structurally deficientPoorPoorSatisfactory13327
February 201257.1Structurally deficientPoorPoorSatisfactory1914
February 201055.3Structurally deficientPoorPoorSatisfactory2633
February 200856.3Structurally deficientPoorPoorSatisfactory2627
February 200471.6Not deficientFairFairSatisfactory13243