242 ST over Rock Ck
Fair Condition60 years old24 vehicles/day
Location
| State | South Dakota |
| County | Miner |
| Location | 9w Canova |
| Carries | 242 ST |
| Crosses | Rock Ck |
| Coordinates | 43.87844, -97.68939 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 36.1 ft (11 m) |
| Max Span | 35.1 ft (10.7 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 106.7 sq m |
| Main Spans | 1 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 24 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000049081220 |