257th Street over W. Fork Of Vermillion Rv
Fair Condition101 years old155 vehicles/day
Location
| State | South Dakota |
| County | McCook |
| Location | 4s & 0.3e Of Salem |
| Carries | 257th Street |
| Crosses | W. Fork Of Vermillion Rv |
| Coordinates | 43.65910, -97.39456 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 44.9 ft (13.7 m) |
| Max Span | 44.0 ft (13.4 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 126.0 sq m |
| Main Spans | 1 |
| Year Built | 1925 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 155 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000044107130 |