SR 120-pa 120 over Iron Run
Fair Condition77 years old4,741 vehicles/day
Location
| State | Pennsylvania |
| County | Elk |
| Location | City Of ST Marys |
| Carries | SR 120-pa 120 |
| Crosses | Iron Run |
| Coordinates | 41.42246, -78.56842 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Area | 74.8 sq m |
| Main Spans | 1 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 4,741 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000015525 |