450th Avenue over Little Vermillion River
Good Condition5 years old66 vehicles/day
Location
| State | South Dakota |
| County | McCook |
| Location | 0.8s & 9e Of Salem |
| Carries | 450th Avenue |
| Crosses | Little Vermillion River |
| Coordinates | 43.71510, -97.20904 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 24.6 ft (7.5 m) |
| Deck Area | 114 sq m |
| Main Spans | 1 |
| Year Built | 2021 |
Traffic
| Avg Daily Traffic | 66 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000044200093 |