US Bridges

Pa Tpk (I-76) over SR 4006

Good

Cumberland County, Pennsylvania · Upper Mifflin Twp. · Structure no. 000000000049109

Built
2014
11 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
21,102
2009 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-76) over SR 4006 is a prestressed concrete box beam or girders - multiple carrying Pa Tpk (I-76) over SR 4006 in Cumberland County, Pennsylvania. It was built in 2014, so it is 11 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 21,102 vehicles a day, roughly 38% of them trucks, projected to reach 22,662 by 2030. The structure is 55 ft (16.8 m) long and 121 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesPa Tpk (I-76)
CrossesSR 4006
LocationUpper Mifflin Twp.
RouteInterstate 76
CountyCumberland County
StatePennsylvania
Coordinates40.18591, -77.47448
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.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 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 alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating45.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span54 ft (16.5 m)
Deck width121 ft (37 m)
Roadway width113 ft (34.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,102 (2009)
Projected traffic22,662 by 2030
Trucks38%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pa Tpk (I-76) over SR 4006 built?

It was built in 2014, making it 11 years old in 2025.

What condition is Pa Tpk (I-76) over SR 4006 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 January 2023.

How much traffic does Pa Tpk (I-76) over SR 4006 carry?

About 21,102 vehicles per day (2009 count), of which roughly 38% are trucks.

How long is Pa Tpk (I-76) over SR 4006?

The structure is 55 ft (16.8 m) long with a longest span of 54 ft (16.5 m) and a deck 121 ft wide.

Who owns Pa Tpk (I-76) over SR 4006?

It is owned by the State Toll Authority.