SR 309 over Rock Swale
Fair Condition42 years old3,565 vehicles/day
Location
| State | Ohio |
| County | Marion |
| Location | 2.6 Mi E Of Sr203 |
| Carries | SR 309 |
| Crosses | Rock Swale |
| Coordinates | 40.60480, -83.17081 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 51.2 ft (15.6 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 171.6 sq m |
| Main Spans | 1 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 3,565 (2015) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 5101727 |