41690 308th Street over Silver Creek
Fair Condition96 years old60 vehicles/day
Location
| State | South Dakota |
| County | Bon Homme |
| Location | 4s & 0.1w Of Tyndall |
| Carries | 41690 308th Street |
| Crosses | Silver Creek |
| Coordinates | 42.92270, -97.85327 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 66.4 sq m |
| Main Spans | 1 |
| Year Built | 1930 (reconstructed 1983) |
Traffic
| Avg Daily Traffic | 60 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000005159170 |