477th Avenue over Deer Ck
Poor Condition96 years old92 vehicles/day
Location
| State | South Dakota |
| County | Brookings |
| Location | 1w & 1.1n Bushnell |
| Carries | 477th Avenue |
| Crosses | Deer Ck |
| Coordinates | 44.34183, -96.66713 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 30.8 ft (9.4 m) |
| Max Span | 29.2 ft (8.9 m) |
| Deck Width | 15.7 ft (4.8 m) |
| Deck Area | 45.1 sq m |
| Main Spans | 1 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 92 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000006230139 |