SR 504-pa 504 over Dewitt Run
Fair Condition92 years old254 vehicles/day
Location
| State | Pennsylvania |
| County | Centre |
| Location | Unionville |
| Carries | SR 504-pa 504 |
| Crosses | Dewitt Run |
| Coordinates | 40.92337, -77.89975 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 23.0 ft (7 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 29.5 ft (9 m) |
| Deck Area | 63 sq m |
| Main Spans | 1 |
| Year Built | 1934 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 254 (2024) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009545 |