SR 79 SB over Over Lt Shenango R & RR
FairMercer County, Pennsylvania · Lake Township · Structure no. 000000000025755
- Built
- 1969
- 56 years old, rebuilt 1989
- Condition
- Fair
- inspected June 2024
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 472 ft
- 8 main spans
- Daily traffic
- 8,934
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
SR 79 SB over Over Lt Shenango R & RR is a prestressed concrete box beam or girders - multiple carrying SR 79 SB over Over Lt Shenango R & RR in Mercer County, Pennsylvania. It was built in 1969 and reconstructed in 1989, 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 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 8,934 vehicles a day, roughly 22% of them trucks, projected to reach 11,306 by 2032. The structure is 472 ft (143.9 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR 79 SB over Over Lt Shenango R & RR built?
It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1989.
What condition is SR 79 SB over Over Lt Shenango R & RR 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 June 2024.
How much traffic does SR 79 SB over Over Lt Shenango R & RR carry?
About 8,934 vehicles per day (2024 count), of which roughly 22% are trucks.
How long is SR 79 SB over Over Lt Shenango R & RR?
The structure is 472 ft (143.9 m) long with a longest span of 64 ft (19.5 m) and a deck 37 ft wide.
Who owns SR 79 SB over Over Lt Shenango R & RR?
It is owned by the State Highway Agency.