US Bridges

Ramp Y N.B. Off over Earth Fill

Fair

Philadelphia County, Pennsylvania · Besty Ross INTERCH3591G01 · Structure no. 000000000039390

Built
1975
50 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,089 ft
16 main spans
Daily traffic
17,685
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp Y N.B. Off over Earth Fill is a prestressed concrete stringer/multi-beam or girder carrying Ramp Y N.B. Off over Earth Fill in Philadelphia County, Pennsylvania. It was built in 1975, so it is 50 years old, younger 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 17,685 vehicles a day, roughly 3% of them trucks, projected to reach 17,294 by 2032. The structure is 1,089 ft (331.9 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesRamp Y N.B. Off
CrossesEarth Fill
LocationBesty Ross INTERCH3591G01
RouteState Highway 0
CountyPhiladelphia County
StatePennsylvania
Coordinates39.99735, -75.08159
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans16
Design loadHS 20
Structure length1,089 ft (331.9 m)
Longest span75 ft (22.9 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic17,685 (2024)
Projected traffic17,294 by 2032
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed6.2 mi (10 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.9 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp Y N.B. Off over Earth Fill built?

It was built in 1975, making it 50 years old in 2025.

What condition is Ramp Y N.B. Off over Earth Fill 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 October 2023.

How much traffic does Ramp Y N.B. Off over Earth Fill carry?

About 17,685 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Ramp Y N.B. Off over Earth Fill?

The structure is 1,089 ft (331.9 m) long with a longest span of 75 ft (22.9 m) and a deck 34 ft wide.

Who owns Ramp Y N.B. Off over Earth Fill?

It is owned by the State Highway Agency.