17th Street over Penn Ctr Undgrd St Sys


+39.95410, -75.16820
39°57'15" 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 2017

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]
Sufficiency rating:49.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017Fair-SatisfactorySatisfactory1010049.4
February 2015Fair-SatisfactorySatisfactory1010049.4
February 2013Fair-SatisfactorySatisfactory1010049.4
February 2011Fair-SatisfactorySatisfactory1010049.4
February 2009Fair-SatisfactorySatisfactory1010049.4
March 2007Fair-SatisfactorySatisfactory1010049.4
February 2007Fair-SatisfactorySatisfactory1010016.3
February 2005Fair-SatisfactorySatisfactory1010048.0
February 2003Fair-SatisfactorySatisfactory1010048.0
February 2001Fair-SatisfactorySatisfactory1010048.0
February 1999Fair-SatisfactorySatisfactory1010048.0
February 1997Fair-SatisfactorySatisfactory1010048.0
February 1995Fair-SatisfactorySatisfactory1010048.4
February 1993Fair-SatisfactorySatisfactory1010048.4
February 1991Fair-SatisfactorySatisfactory1010063.0