SR 521 over Alum Creek
Fair Condition66 years old3,947 vehicles/day
Location
| State | Ohio |
| County | Delaware |
| Location | 6.57 Mi E Of Sr37 |
| Carries | SR 521 |
| Crosses | Alum Creek |
| Coordinates | 40.33002, -82.95613 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 187.3 ft (57.1 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 36.4 ft (11.1 m) |
| Deck Area | 633.8 sq m |
| Main Spans | 3 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 3,947 (2015) |
| Truck Traffic | 8% |
| 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 | 2103516 |