Sd034 over Willow Ck
Fair Condition87 years old3,961 vehicles/day
Location
| State | South Dakota |
| County | Butte |
| Location | 0.7 E Jct US 85 |
| Carries | Sd034 |
| Crosses | Willow Ck |
| Coordinates | 44.64137, -103.85006 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 97.3 sq m |
| Main Spans | 2 |
| Year Built | 1939 (reconstructed 1964) |
Traffic
| Avg Daily Traffic | 3,961 (2024) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000010099394 |