IRR Sd065 over Red Earth Ck
Good Condition42 years old580 vehicles/day
Location
| State | South Dakota |
| County | Ziebach |
| Location | 3.1 S Jct Sd 20 |
| Carries | IRR Sd065 |
| Crosses | Red Earth Ck |
| Coordinates | 45.34146, -101.48637 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 93.2 ft (28.4 m) |
| Max Span | 32.5 ft (9.9 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 301.0 sq m |
| Main Spans | 3 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 580 (2024) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000069260092 |