US Bridges

47th Street over SEPTA

Good

Philadelphia County, Pennsylvania · S of Woodland Ave - 36J01 · Structure no. 000000000039148

Built
1992
33 years old
Condition
Good
inspected March 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
6,022
1990 count
Owner
City
City or Municipal Highway Agency

About this bridge

47th Street over SEPTA is a steel stringer/multi-beam or girder carrying 47th Street over SEPTA in Philadelphia County, Pennsylvania. It was built in 1992, so it is 33 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,022 vehicles a day, projected to reach 8,431 by 2010. The structure is 80 ft (24.4 m) long and 68 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries47th Street
CrossesSEPTA
LocationS of Woodland Ave - 36J01
RouteCity Street 0
Coordinates39.9425, -75.2099
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.1 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span74 ft (22.6 m)
Deck width68 ft (20.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic6,022 (1990)
Projected traffic8,431 by 2010
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 47th Street over SEPTA built?

It was built in 1992, making it 33 years old in 2025.

What condition is 47th Street over SEPTA in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2022.

How much traffic does 47th Street over SEPTA carry?

About 6,022 vehicles per day (1990 count).

How long is 47th Street over SEPTA?

The structure is 80 ft (24.4 m) long with a longest span of 74 ft (22.6 m) and a deck 68 ft wide.

Who owns 47th Street over SEPTA?

It is owned by the City or Municipal Highway Agency.