US Bridges

Pa Turnpike (I-76) over Trib Brush Creek

Fair

Beaver County, Pennsylvania · Unionville · Structure no. 000000000003828

Built
1952
73 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
22,663
2001 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Turnpike (I-76) over Trib Brush Creek is a concrete culvert carrying Pa Turnpike (I-76) over Trib Brush Creek in Beaver County, Pennsylvania. It was built in 1952, so it is 73 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 6 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 22,663 vehicles a day, roughly 28% of them trucks, projected to reach 32,679 by 2030. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 21.1 mi (34 km).

Location

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CarriesPa Turnpike (I-76)
CrossesTrib Brush Creek
LocationUnionville
RouteInterstate 76
CountyBeaver County
StatePennsylvania
Coordinates40.75, -80.20833
Functional classRural 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating98.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,663 (2001)
Projected traffic32,679 by 2030
Trucks28%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa Turnpike (I-76) over Trib Brush Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is Pa Turnpike (I-76) over Trib Brush Creek 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 April 2024.

How much traffic does Pa Turnpike (I-76) over Trib Brush Creek carry?

About 22,663 vehicles per day (2001 count), of which roughly 28% are trucks.

How long is Pa Turnpike (I-76) over Trib Brush Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Pa Turnpike (I-76) over Trib Brush Creek?

It is owned by the State Toll Authority.