70th Street over SEPTA (AHSL)


+39.90910, -75.22920
39°54'33" N, 75°13'45" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:70th Street over SEPTA (AHSL)
Structure number:000000000039246
Old structure number:677301020003720 (from 1992 edition)
Location:S of Lindbergh Blv 36F07
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:77.1 ft. [23.5 m]
Total length:77.1 ft. [23.5 m]
Roadway width between curbs:64.0 ft. [19.5 m]
Deck width edge-to-edge:76.4 ft. [23.3 m]
Vertical clearance above deck:24.9 ft. [7.6 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:30°
Owner:City or Municipal Highway Agency [04]
Year built:1980
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:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:9,700 [as of 1977]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:60.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2016PoorGoodSatisfactoryPoor970060.2
April 2014PoorGoodSatisfactoryPoor970060.2
April 2012PoorGoodSatisfactoryPoor970060.2
April 2010PoorGoodSatisfactoryPoor970061.2
April 2008PoorGoodSatisfactoryPoor970061.2
April 2006PoorGoodSatisfactoryPoor970061.2
April 2004FairGoodSatisfactorySatisfactory970090.2
April 2002FairGoodSatisfactorySatisfactory970092.3
April 2000FairGoodSatisfactorySatisfactory970092.3
April 1998FairGoodSatisfactorySatisfactory970092.3
April 1996FairGoodGoodSatisfactory970090.2
April 1994FairGoodGoodSatisfactory970090.2
April 1992GoodGoodGoodGood970094.3
April 1990GoodGoodGoodGood970094.3