US Bridges

Bryn Mawr Avenue over SEPTA (p&w)

Fair

Delaware County, Pennsylvania · W.Haverford Road 15C13 · Structure no. 000000000015202

Built
1906
119 years old, rebuilt 1968
Condition
Fair
inspected December 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
10,652
2024 count
Owner
State
State Highway Agency

About this bridge

Bryn Mawr Avenue over SEPTA (p&w) is a prestressed concrete box beam or girders - multiple carrying Bryn Mawr Avenue over SEPTA (p&w) in Delaware County, Pennsylvania. It was built in 1906 and reconstructed in 1968, so it is 119 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 10,652 vehicles a day, roughly 3% of them trucks, projected to reach 14,643 by 2032. The structure is 71 ft (21.6 m) long and 41 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesBryn Mawr Avenue
CrossesSEPTA (p&w)
LocationW.Haverford Road 15C13
RouteState Highway 0
CountyDelaware County
StatePennsylvania
Coordinates40.01729, -75.32282
Functional classUrban Minor 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2021
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating91.1 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span69 ft (21 m)
Deck width41 ft (12.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,652 (2024)
Projected traffic14,643 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$184,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bryn Mawr Avenue over SEPTA (p&w) built?

It was built in 1906, making it 119 years old in 2025. It was reconstructed in 1968.

What condition is Bryn Mawr Avenue over SEPTA (p&w) 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 December 2021.

How much traffic does Bryn Mawr Avenue over SEPTA (p&w) carry?

About 10,652 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Bryn Mawr Avenue over SEPTA (p&w)?

The structure is 71 ft (21.6 m) long with a longest span of 69 ft (21 m) and a deck 41 ft wide.

Who owns Bryn Mawr Avenue over SEPTA (p&w)?

It is owned by the State Highway Agency.