US Bridges

Ramp I over Ramp D / 3366-H7

Good

Montgomery County, Pennsylvania · .3MI.S.GULPH RD 3366H07 · Structure no. 000000000041304

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
95 ft
1 main span
Daily traffic
14,247
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp I over Ramp D / 3366-H7 is a steel stringer/multi-beam or girder carrying Ramp I over Ramp D / 3366-H7 in Montgomery County, Pennsylvania. It was built in 2003, so it is 22 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 14,247 vehicles a day, roughly 7% of them trucks, projected to reach 16,996 by 2032. The structure is 95 ft (29 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesRamp I
CrossesRamp D / 3366-H7
Location.3MI.S.GULPH RD 3366H07
RouteState Highway 0
Coordinates40.08316, -75.39149
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating59 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length95 ft (29 m)
Longest span88 ft (26.8 m)
Deck width36 ft (10.9 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,247 (2024)
Projected traffic16,996 by 2032
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 I over Ramp D / 3366-H7 built?

It was built in 2003, making it 22 years old in 2025.

What condition is Ramp I over Ramp D / 3366-H7 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 September 2023.

How much traffic does Ramp I over Ramp D / 3366-H7 carry?

About 14,247 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Ramp I over Ramp D / 3366-H7?

The structure is 95 ft (29 m) long with a longest span of 88 ft (26.8 m) and a deck 36 ft wide.

Who owns Ramp I over Ramp D / 3366-H7?

It is owned by the State Highway Agency.