425 AVE over Rock Ck
Poor Condition106 years old30 vehicles/day
Location
| State | South Dakota |
| County | Miner |
| Location | 10.0w & 0.9s Canova |
| Carries | 425 AVE |
| Crosses | Rock Ck |
| Coordinates | 43.86486, -97.71052 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 0 (Failed) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 37.1 ft (11.3 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 18.7 ft (5.7 m) |
| Deck Area | 64.4 sq m |
| Main Spans | 1 |
| Year Built | 1920 |
Traffic
| Avg Daily Traffic | 30 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 720 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000049070229 |