SR 504-pa 504 over Bush Hollow
Fair Condition116 years old3,806 vehicles/day
Location
| State | Pennsylvania |
| County | Centre |
| Location | Plum Grove |
| Carries | SR 504-pa 504 |
| Crosses | Bush Hollow |
| Coordinates | 40.91707, -77.85812 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 41.7 ft (12.7 m) |
| Deck Area | 124.5 sq m |
| Main Spans | 1 |
| Year Built | 1910 (reconstructed 1953) |
Traffic
| Avg Daily Traffic | 3,806 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009453 |