US Bridges

Pa Tpk (I-76) over Brush Creek

Good

Beaver County, Pennsylvania · Near Unionville · Structure no. 000000000003827

Built
1952
73 years old, rebuilt 2017
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
150 ft
2 main spans
Daily traffic
22,663
2001 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-76) over Brush Creek is a steel continuous stringer/multi-beam or girder carrying Pa Tpk (I-76) over Brush Creek in Beaver County, Pennsylvania. It was built in 1952 and reconstructed in 2017, 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 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 22,663 vehicles a day, roughly 28% of them trucks, projected to reach 32,679 by 2030. The structure is 150 ft (45.7 m) long and 70 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

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CarriesPa Tpk (I-76)
CrossesBrush Creek
LocationNear Unionville
CountyBeaver County
StatePennsylvania
Coordinates40.75167, -80.20833
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating89.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span75 ft (22.9 m)
Deck width70 ft (21.2 m)
Roadway width67 ft (20.3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$540,000
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2017.

What condition is Pa Tpk (I-76) over Brush Creek 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 November 2023.

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

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

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

The structure is 150 ft (45.7 m) long with a longest span of 75 ft (22.9 m) and a deck 70 ft wide.

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

It is owned by the State Toll Authority.