US Bridges

Pa Tpk I-76 over Norfolk Southern RR

Good

Cumberland County, Pennsylvania · Middlesex Twp · Structure no. 000000000056189

Built
2018
7 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
3 main spans
Daily traffic
20,357
2001 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk I-76 over Norfolk Southern RR is a steel continuous stringer/multi-beam or girder carrying Pa Tpk I-76 over Norfolk Southern RR in Cumberland County, Pennsylvania. It was built in 2018, so it is 7 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 20,357 vehicles a day, roughly 29% of them trucks, projected to reach 23,799 by 2030. The structure is 245 ft (74.7 m) long and 125 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesPa Tpk I-76
CrossesNorfolk Southern RR
LocationMiddlesex Twp
RouteInterstate 76
CountyCumberland County
StatePennsylvania
Coordinates40.22433, -77.11438
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating46.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length245 ft (74.7 m)
Longest span100 ft (30.5 m)
Deck width125 ft (38.2 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,357 (2001)
Projected traffic23,799 by 2030
Trucks29%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pa Tpk I-76 over Norfolk Southern RR built?

It was built in 2018, making it 7 years old in 2025.

What condition is Pa Tpk I-76 over Norfolk Southern RR 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 February 2023.

How much traffic does Pa Tpk I-76 over Norfolk Southern RR carry?

About 20,357 vehicles per day (2001 count), of which roughly 29% are trucks.

How long is Pa Tpk I-76 over Norfolk Southern RR?

The structure is 245 ft (74.7 m) long with a longest span of 100 ft (30.5 m) and a deck 125 ft wide.

Who owns Pa Tpk I-76 over Norfolk Southern RR?

It is owned by the State Toll Authority.