SR 346-pa 346 over Marilla Brook
Fair Condition37 years old520 vehicles/day
Location
| State | Pennsylvania |
| County | McKean |
| Location | 5 Mi W Bradford |
| Carries | SR 346-pa 346 |
| Crosses | Marilla Brook |
| Coordinates | 41.95362, -78.71668 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 36.1 ft (11 m) |
| Max Span | 16.1 ft (4.9 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 112.2 sq m |
| Main Spans | 2 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 520 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000025410 |