School House Lane over SEPTA (Chestnut Hill W.)


+40.02810, -75.17910
40°01'41" N, 75°10'45" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:School House Lane over SEPTA (Chestnut Hill W.)
Structure number:000000000039103
Old structure number:677301001002780 (from 1992 edition)
Location:E of Morris Street 17D11
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:33.1 ft. [10.1 m]
Total length:33.1 ft. [10.1 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:46.9 ft. [14.3 m]
Vertical clearance above deck:24.9 ft. [7.6 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:14°
Owner:City or Municipal Highway Agency [04]
Year built:1883
Year reconstructed:1983
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: August 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,500 [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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017GoodVery GoodVery GoodVery Good650074.6
August 2015GoodVery GoodVery GoodVery Good650074.6
August 2013GoodVery GoodVery GoodVery Good650074.6
August 2011GoodVery GoodVery GoodVery Good650073.6
August 2009GoodVery GoodVery GoodVery Good650073.6
August 2007GoodVery GoodVery GoodVery Good650073.6
August 2005GoodVery GoodVery GoodVery Good650073.2
August 2003GoodVery GoodVery GoodVery Good650080.2
August 2001GoodVery GoodVery GoodVery Good650080.2
August 1999GoodVery GoodVery GoodVery Good650080.2
August 1997GoodVery GoodVery GoodVery Good650080.2
August 1995GoodVery GoodVery GoodVery Good650076.2
August 1993GoodVery GoodVery GoodVery Good650077.1
August 1991GoodExcellentExcellentVery Good650074.1