T504 Mill Crk Holl over Mill Creek
FairHuntingdon County, Pennsylvania · 1.6 Mile North of Pa 655 · Structure no. 000000000018766
- Built
- 1938
- 87 years old, rebuilt 2010
- Condition
- Fair
- inspected December 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 40 ft
- 1 main span
- Daily traffic
- 147
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
T504 Mill Crk Holl over Mill Creek is a steel stringer/multi-beam or girder carrying T504 Mill Crk Holl over Mill Creek in Huntingdon County, Pennsylvania. It was built in 1938 and reconstructed in 2010, so it is 87 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 147 vehicles a day, roughly 3% of them trucks, projected to reach 164 by 2032. The structure is 40 ft (12.2 m) long and 28 ft wide. If it were closed, the detour would be 16.2 mi (26 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 | 8 Very Good | No problems noted. |
| 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 T504 Mill Crk Holl over Mill Creek built?
It was built in 1938, making it 87 years old in 2025. It was reconstructed in 2010.
What condition is T504 Mill Crk Holl over Mill 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 December 2024.
How much traffic does T504 Mill Crk Holl over Mill Creek carry?
About 147 vehicles per day (2024 count), of which roughly 3% are trucks.
How long is T504 Mill Crk Holl over Mill Creek?
The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 28 ft wide.
Who owns T504 Mill Crk Holl over Mill Creek?
It is owned by the State Highway Agency.