SR 405 over Limestone Run
Good Condition48 years old10,643 vehicles/day
Location
| State | Pennsylvania |
| County | Northumberland |
| Location | Boro Of Milton |
| Carries | SR 405 |
| Crosses | Limestone Run |
| Coordinates | 41.01723, -76.85459 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 20.0 ft (6.1 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Area | 120.8 sq m |
| Main Spans | 1 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 10,643 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029104 |