463rd Avenue over Little Minnesota River
Fair Condition40 years old47 vehicles/day
Location
| State | South Dakota |
| County | Roberts |
| Location | 5e & 0.5s Of Sisseton |
| Carries | 463rd Avenue |
| Crosses | Little Minnesota River |
| Coordinates | 45.65259, -96.93696 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 80.1 ft (24.4 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 241.6 sq m |
| Main Spans | 3 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 47 (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 | 000000055140195 |