US Bridges

Pa Tpk (I-76) over Brush Creek

Fair

Westmoreland County, Pennsylvania · East of Carpentertown · Structure no. 000000000036850

Built
1939
86 years old, rebuilt 1979
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
32 ft
1 main span
Daily traffic
34,232
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pa Tpk (I-76) over Brush Creek is a concrete culvert carrying Pa Tpk (I-76) over Brush Creek in Westmoreland County, Pennsylvania. It was built in 1939 and reconstructed in 1979, so it is 86 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 5 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 34,232 vehicles a day, roughly 32% of them trucks, projected to reach 42,113 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesPa Tpk (I-76)
CrossesBrush Creek
LocationEast of Carpentertown
RouteInterstate 76
CountyWestmoreland County
StatePennsylvania
Coordinates40.16705, -79.4932
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,232 (2022)
Projected traffic42,113 by 2042
Trucks32%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$363,000
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1979.

What condition is Pa Tpk (I-76) over 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 July 2024.

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

About 34,232 vehicles per day (2022 count), of which roughly 32% are trucks.

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

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m).

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

It is owned by the State Toll Authority.