30430 446th Avenue over Unnamed Creek
Poor Condition85 years old100 vehicles/day
Location
| State | South Dakota |
| County | Yankton |
| Location | 1.7n & 5w Of Volin |
| Carries | 30430 446th Avenue |
| Crosses | Unnamed Creek |
| Coordinates | 42.97589, -97.27893 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 53.5 ft (16.3 m) |
| Max Span | 16.1 ft (4.9 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 135.3 sq m |
| Main Spans | 3 |
| Year Built | 1941 |
Traffic
| Avg Daily Traffic | 100 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 000000068180133 |