SR 18 New Castle R over Over Hog Back Run
Poor Condition85 years old7,414 vehicles/day
Location
| State | Pennsylvania |
| County | Mercer |
| Location | Shenango Township |
| Carries | SR 18 New Castle R |
| Crosses | Over Hog Back Run |
| Coordinates | 41.18212, -80.45561 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 85.0 ft (25.9 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 37.7 ft (11.5 m) |
| Deck Area | 297.9 sq m |
| Main Spans | 2 |
| Year Built | 1941 |
Traffic
| Avg Daily Traffic | 7,414 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000025628 |