24480 421 Avenue over Rock Ck
Fair Condition50 years old207 vehicles/day
Location
| State | South Dakota |
| County | Hanson |
| Location | 2 E 7.2 N Fulton |
| Carries | 24480 421 Avenue |
| Crosses | Rock Ck |
| Coordinates | 43.83899, -97.78799 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 100.1 ft (30.5 m) |
| Max Span | 49.5 ft (15.1 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 286.7 sq m |
| Main Spans | 2 |
| Year Built | 1976 |
Traffic
| Avg Daily Traffic | 207 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000031090008 |