Summit Avenue over SEPTA (Chestnut Hill E.)


+40.08050, -75.20530
40°04'50" N, 75°12'19" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Summit Avenue over SEPTA (Chestnut Hill E.)
Structure number:000000000039212
Old structure number:677301011002540 (from 1992 edition)
Location:S of Stenton Avenue 16K02
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:40.0 ft. [12.2 m]
Total length:42.0 ft. [12.8 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:50.2 ft. [15.3 m]
Vertical clearance above deck:24.9 ft. [7.6 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1883
Year reconstructed:1987
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:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,100 [as of 1981]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:89.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$801,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017GoodVery GoodVery GoodVery Good110089.2
August 2015GoodVery GoodVery GoodVery Good110089.2
August 2013GoodVery GoodVery GoodVery Good110089.2
August 2011GoodVery GoodVery GoodVery Good110088.2
August 2009GoodVery GoodVery GoodVery Good110088.2
August 2007GoodVery GoodVery GoodVery Good110088.2
August 2005GoodVery GoodVery GoodVery Good110088.1
August 2003GoodVery GoodVery GoodVery Good110092.1
August 2001GoodVery GoodVery GoodVery Good110092.1
August 1999GoodVery GoodVery GoodVery Good110092.1
August 1997GoodVery GoodVery GoodVery Good110092.1
August 1995GoodExcellentExcellentVery Good110095.4
August 1993GoodExcellentExcellentVery Good110095.4
August 1991GoodExcellentExcellentExcellent110095.4