Summit Avenue over SEPTA (Chestnut Hill E.)


+40.08051, -75.20532
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:18.4 ft. [5.6 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 2015

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]
Operating rating:70.8 tons [64.4 metric tons]
Inventory rating:41.9 tons [38.1 metric tons]
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:$1,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201589.2GoodVery GoodVery GoodVery GoodFO1100
August 201389.2GoodVery GoodVery GoodVery GoodFO1100
August 201188.2GoodVery GoodVery GoodVery GoodFO1100
August 200988.2GoodVery GoodVery GoodVery GoodFO1100
August 200788.2GoodVery GoodVery GoodVery GoodFO1100
August 200588.1GoodVery GoodVery GoodVery GoodFO1100
August 200392.1GoodVery GoodVery GoodVery Good-1100
August 200192.1GoodVery GoodVery GoodVery Good-1100
August 199992.1GoodVery GoodVery GoodVery Good-1100
August 199792.1GoodVery GoodVery GoodVery Good-1100
August 199595.4GoodExcellentExcellentVery Good-1100
August 199395.4GoodExcellentExcellentVery Good-1100
August 199195.4GoodExcellentExcellentExcellent-1100