US Bridges

I-79 SR8079 SR9479 over Trib to Brush Creek

Fair

Butler County, Pennsylvania · Epworth · Structure no. 000000000007853

Built
1969
56 years old, rebuilt 2004
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
76,555
2024 count
Owner
State
State Highway Agency

About this bridge

I-79 SR8079 SR9479 over Trib to Brush Creek is a concrete culvert carrying I-79 SR8079 SR9479 over Trib to Brush Creek in Butler County, Pennsylvania. It was built in 1969 and reconstructed in 2004, so it is 56 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 76,555 vehicles a day, roughly 11% of them trucks, projected to reach 58,382 by 2032. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-79 SR8079 SR9479
CrossesTrib to Brush Creek
LocationEpworth
RouteInterstate 79
Coordinates40.67893, -80.09571
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,555 (2024)
Projected traffic58,382 by 2032
Trucks11%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 I-79 SR8079 SR9479 over Trib to Brush Creek built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2004.

What condition is I-79 SR8079 SR9479 over Trib to 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 May 2024.

How much traffic does I-79 SR8079 SR9479 over Trib to Brush Creek carry?

About 76,555 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is I-79 SR8079 SR9479 over Trib to Brush Creek?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m).

Who owns I-79 SR8079 SR9479 over Trib to Brush Creek?

It is owned by the State Highway Agency.