US Bridges

Ramp F to EB Expwy over City Line (nb) Ramp B

Fair

Montgomery County, Pennsylvania · City Line Int 40K1/3479G9 · Structure no. 000000000039310

Built
1955
70 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
154 ft
3 main spans
Daily traffic
13,309
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp F to EB Expwy over City Line (nb) Ramp B is a steel stringer/multi-beam or girder carrying Ramp F to EB Expwy over City Line (nb) Ramp B in Montgomery County, Pennsylvania. It was built in 1955, so it is 70 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 13,309 vehicles a day, roughly 7% of them trucks, projected to reach 10,771 by 2032. The structure is 154 ft (46.9 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesRamp F to EB Expwy
CrossesCity Line (nb) Ramp B
LocationCity Line Int 40K1/3479G9
RouteState Highway 0
CountyMontgomery County
StatePennsylvania
Coordinates40.01064, -75.20723
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
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 geometry8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating110.1 US tons
Inventory rating78 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length154 ft (46.9 m)
Longest span87 ft (26.5 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck17 ft (5.2 m)

Traffic and service

Average daily traffic13,309 (2024)
Projected traffic10,771 by 2032
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp F to EB Expwy over City Line (nb) Ramp B built?

It was built in 1955, making it 70 years old in 2025.

What condition is Ramp F to EB Expwy over City Line (nb) Ramp B 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 November 2023.

How much traffic does Ramp F to EB Expwy over City Line (nb) Ramp B carry?

About 13,309 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Ramp F to EB Expwy over City Line (nb) Ramp B?

The structure is 154 ft (46.9 m) long with a longest span of 87 ft (26.5 m) and a deck 30 ft wide.

Who owns Ramp F to EB Expwy over City Line (nb) Ramp B?

It is owned by the State Highway Agency.