US Bridges

Ramp C (sb) on over Open Field

Fair

Philadelphia County, Pennsylvania · Broad Street INTER3700B07 · Structure no. 000000000039306

Built
1969
56 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
751 ft
9 main spans
Daily traffic
6,974
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp C (sb) on over Open Field is a steel continuous stringer/multi-beam or girder carrying Ramp C (sb) on over Open Field in Philadelphia County, Pennsylvania. It was built in 1969, so it is 56 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 6,974 vehicles a day, roughly 7% of them trucks, projected to reach 9,367 by 2032. The structure is 751 ft (228.9 m) long and 27 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesRamp C (sb) on
CrossesOpen Field
LocationBroad Street INTER3700B07
RouteState Highway 0
CountyPhiladelphia County
StatePennsylvania
Coordinates39.89923, -75.17874
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length751 ft (228.9 m)
Longest span87 ft (26.5 m)
Deck width27 ft (8.1 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,974 (2024)
Projected traffic9,367 by 2032
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp C (sb) on over Open Field built?

It was built in 1969, making it 56 years old in 2025.

What condition is Ramp C (sb) on over Open Field 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 January 2024.

How much traffic does Ramp C (sb) on over Open Field carry?

About 6,974 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Ramp C (sb) on over Open Field?

The structure is 751 ft (228.9 m) long with a longest span of 87 ft (26.5 m) and a deck 27 ft wide.

Who owns Ramp C (sb) on over Open Field?

It is owned by the State Highway Agency.