Sd050 over Nelson Ck
Good Condition56 years old284 vehicles/day
Location
| State | South Dakota |
| County | Brule |
| Location | 4.6 S I 90 Interch |
| Carries | Sd050 |
| Crosses | Nelson Ck |
| Coordinates | 43.69312, -99.17169 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 106.0 ft (32.3 m) |
| Max Span | 37.7 ft (11.5 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 419.9 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 284 (2024) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000008150166 |