SR 477-pa 477 over SR 220-us 220
Fair Condition50 years old2,519 vehicles/day
Location
| State | Pennsylvania |
| County | Clinton |
| Location | 1 Mile South Mill Hall |
| Carries | SR 477-pa 477 |
| Crosses | SR 220-us 220 |
| Coordinates | 41.08693, -77.47594 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 298.9 ft (91.1 m) |
| Max Span | 106.0 ft (32.3 m) |
| Deck Width | 47.9 ft (14.6 m) |
| Deck Area | 1330.1 sq m |
| Main Spans | 2 |
| Year Built | 1976 (reconstructed 2009) |
Traffic
| Avg Daily Traffic | 2,519 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000012237 |