SR 4001 over Willis Run
Fair Condition85 years old10,700 vehicles/day
Location
| State | Pennsylvania |
| County | York |
| Location | 1 Mi South Of Us30 |
| Carries | SR 4001 |
| Crosses | Willis Run |
| Coordinates | 39.97012, -76.75136 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 48.9 ft (14.9 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Width | 51.8 ft (15.8 m) |
| Deck Area | 235.4 sq m |
| Main Spans | 3 |
| Year Built | 1941 |
Traffic
| Avg Daily Traffic | 10,700 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000037944 |