SR 4018 over Unt To Susq. River
Fair Condition104 years old3,150 vehicles/day
Location
| State | Pennsylvania |
| County | Northumberland |
| Location | 1 Mile South Of Sunbury |
| Carries | SR 4018 |
| Crosses | Unt To Susq. River |
| Coordinates | 40.83362, -76.80833 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 56.6 sq m |
| Main Spans | 1 |
| Year Built | 1922 |
Traffic
| Avg Daily Traffic | 3,150 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029295 |