Sd1804 over Platte Ck
Good Condition56 years old126 vehicles/day
Location
| State | South Dakota |
| County | Charles Mix |
| Location | 5.9 S Jct Sd 44 & 50 |
| Carries | Sd1804 |
| Crosses | Platte Ck |
| Coordinates | 43.32726, -98.97079 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 151.6 ft (46.2 m) |
| Max Span | 30.5 ft (9.3 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 489.7 sq m |
| Main Spans | 5 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 126 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000012166120 |