17th Street over Penn Ctr Undgrd St Sys


+39.95333, -75.16833
39°57'12" N, 75°10'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:17th Street over Penn Ctr Undgrd St Sys
Structure number:000000000039111
Old structure number:677301001703090 (from 1992 edition)
Location:N of Market Street 28E12
Route classification:Collector (Urban) [17]
Length of largest span:49.9 ft. [15.2 m]
Total length:49.9 ft. [15.2 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:49.9 ft. [15.2 m]
Owner:City or Municipal Highway Agency [04]
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:Steel [3]
Main span design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,100 [as of 1985]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:49.0 tons [44.5 metric tons]
Inventory rating:15.0 tons [13.6 metric tons]
Sufficiency rating:49.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201549.4Fair-SatisfactorySatisfactoryFO10100
February 201349.4Fair-SatisfactorySatisfactoryFO10100
February 201149.4Fair-SatisfactorySatisfactoryFO10100
February 200949.4Fair-SatisfactorySatisfactoryFO10100
March 200749.4Fair-SatisfactorySatisfactoryFO10100
February 200716.3Fair-SatisfactorySatisfactoryFO10100
February 200548.0Fair-SatisfactorySatisfactoryFO10100
February 200348.0Fair-SatisfactorySatisfactoryFO10100
February 200148.0Fair-SatisfactorySatisfactoryFO10100
February 199948.0Fair-SatisfactorySatisfactoryFO10100
February 199748.0Fair-SatisfactorySatisfactoryFO10100
February 199548.4Fair-SatisfactorySatisfactoryFO10100
February 199348.4Fair-SatisfactorySatisfactoryFO10100
February 199163.0Fair-SatisfactorySatisfactoryFO10100