Sd021 over Dolph Ck
Fair Condition41 years old711 vehicles/day
Location
| State | South Dakota |
| County | Hamlin |
| Location | 0.2 N Jct Sd 28 |
| Carries | Sd021 |
| Crosses | Dolph Ck |
| Coordinates | 44.58747, -97.21927 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 5 (Fair) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 37.1 ft (11.3 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 96.0 sq m |
| Main Spans | 3 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 711 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000029135148 |