US Bridges

Ramp N Was MCB-104 over SR 3007

Good

Montgomery County, Pennsylvania · Mid-County Interchange · Structure no. 000000000028168

Built
1992
33 years old
Condition
Good
inspected May 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
233 ft
2 main spans
Daily traffic
32,775
2001 count
Owner
Toll Authority
State Toll Authority

About this bridge

Ramp N Was MCB-104 over SR 3007 is a steel continuous stringer/multi-beam or girder carrying Ramp N Was MCB-104 over SR 3007 in Montgomery 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 32,775 vehicles a day, roughly 13% of them trucks, projected to reach 46,321 by 2030. The structure is 233 ft (71 m) long and 51 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRamp N Was MCB-104
CrossesSR 3007
LocationMid-County Interchange
RouteInterstate 476
Coordinates40.11053, -75.27949
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 inspectionMay 2022
Inspection intervalevery 48 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 alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating52 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 25 or greater
Structure length233 ft (71 m)
Longest span107 ft (32.6 m)
Deck width51 ft (15.4 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,775 (2001)
Projected traffic46,321 by 2030
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp N Was MCB-104 over SR 3007 built?

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

What condition is Ramp N Was MCB-104 over SR 3007 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 May 2022.

How much traffic does Ramp N Was MCB-104 over SR 3007 carry?

About 32,775 vehicles per day (2001 count), of which roughly 13% are trucks.

How long is Ramp N Was MCB-104 over SR 3007?

The structure is 233 ft (71 m) long with a longest span of 107 ft (32.6 m) and a deck 51 ft wide.

Who owns Ramp N Was MCB-104 over SR 3007?

It is owned by the State Toll Authority.