T-771 Mcwilliams over Pine Run
GoodArmstrong County, Pennsylvania · 525 E of Eddyville RD · Structure no. 000000000040488
- Built
- 1998
- 27 years old
- Condition
- Good
- inspected June 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 110 ft
- 1 main span
- Daily traffic
- 100
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
T-771 Mcwilliams over Pine Run is a prestressed concrete stringer/multi-beam or girder carrying T-771 Mcwilliams over Pine Run in Armstrong County, Pennsylvania. It was built in 1998, so it is 27 years old, younger 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 100 vehicles a day, roughly 9% of them trucks, projected to reach 140 by 2043. The structure is 110 ft (33.5 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was T-771 Mcwilliams over Pine Run built?
It was built in 1998, making it 27 years old in 2025.
What condition is T-771 Mcwilliams over Pine Run 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 June 2023.
How much traffic does T-771 Mcwilliams over Pine Run carry?
About 100 vehicles per day (2023 count), of which roughly 9% are trucks.
How long is T-771 Mcwilliams over Pine Run?
The structure is 110 ft (33.5 m) long with a longest span of 108 ft (32.9 m) and a deck 30 ft wide.
Who owns T-771 Mcwilliams over Pine Run?
It is owned by the County Highway Agency.