Hudson Flat Road over Plum Ck
Fair Condition53 years old28 vehicles/day
Location
| State | South Dakota |
| County | Haakon |
| Location | 9.6n&10.2e Milesvill |
| Carries | Hudson Flat Road |
| Crosses | Plum Ck |
| Coordinates | 44.60023, -101.46248 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 110.9 ft (33.8 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 314.3 sq m |
| Main Spans | 3 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 28 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000028268104 |