Filbert ST over Limestone Run
Fair Condition116 years old4,900 vehicles/day
Location
| State | Pennsylvania |
| County | Northumberland |
| Location | Milton Boro |
| Carries | Filbert ST |
| Crosses | Limestone Run |
| Coordinates | 41.01704, -76.85320 |
Condition Ratings
| Overall Condition | Fair |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 63.6 ft (19.4 m) |
| Deck Area | 190.1 sq m |
| Main Spans | 1 |
| Year Built | 1910 |
Traffic
| Avg Daily Traffic | 4,900 (2019) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000029408 |