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Whitby Avenue over Septa(west Chester Br.)

Philadelphia County, Pennsylvania · rated Poor in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Whitby Avenue over Septa(west Chester Br.) in Philadelphia County, Pennsylvania, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 3 (serious condition) on the 0-9 scale.
It was built in 1917, making it 108 years old at the 2025 inventory.
It carries about 8,755 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 74 of the 587 inventoried bridges in Philadelphia County rated poor (12.6%); 74 (12.6%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 62 ft
Location	S.baltimore Ave. 3589d09
NBI structure number	000000000038978
Condition class	Poor

Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.

Bridge	Built	Vehicles/day	Condition
Interstate 95 over Orthodox-pearce Street	1966	280,088	Fair
Interstate 95 over Margaret Str.and Conrail	1966	280,088	Fair
Interstate 95 over Tacony St.and Bridge St.	1967	280,088	Poor
Interstate 95 over Fraley Street	1967	280,088	Poor
Interstate 95 over Levick Street	1964	280,088	Fair
I-95; Ramp F & B over New State Road	2016	280,088	Good