476th Avenue over Big Slough Creek
Poor Condition96 years old22 vehicles/day
Location
| State | South Dakota |
| County | Roberts |
| Location | 3e & 1.4n Of Rosholt |
| Carries | 476th Avenue |
| Crosses | Big Slough Creek |
| Coordinates | 45.88427, -96.66778 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 22.6 ft (6.9 m) |
| Deck Width | 24.9 ft (7.6 m) |
| Deck Area | 55.5 sq m |
| Main Spans | 1 |
| Year Built | 1930 (reconstructed 1970) |
Traffic
| Avg Daily Traffic | 22 (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 | 000000055270036 |