US Bridges

Baltimore Pike over Cobbs Creek

Fair

Delaware County, Pennsylvania · Philadelphia Limit 36D01 · Structure no. 000000000014848

Built
1927
98 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
13,856
2023 count
Owner
State
State Highway Agency

About this bridge

Baltimore Pike over Cobbs Creek is a steel stringer/multi-beam or girder carrying Baltimore Pike over Cobbs Creek in Delaware County, Pennsylvania. It was built in 1927, so it is 98 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 13,856 vehicles a day, roughly 6% of them trucks, projected to reach 16,097 by 2032. The structure is 50 ft (15.2 m) long and 50 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBaltimore Pike
CrossesCobbs Creek
LocationPhiladelphia Limit 36D01
RouteU.S. Route 13
Coordinates39.94331, -75.24731
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width50 ft (15.2 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,856 (2023)
Projected traffic16,097 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Baltimore Pike over Cobbs Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is Baltimore Pike over Cobbs Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does Baltimore Pike over Cobbs Creek carry?

About 13,856 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Baltimore Pike over Cobbs Creek?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 50 ft wide.

Who owns Baltimore Pike over Cobbs Creek?

It is owned by the State Highway Agency.