IRR County Road over Antelope Ck
Good Condition32 years old27 vehicles/day
Location
| State | South Dakota |
| County | Todd |
| Location | 1.7s 5.0e Mission |
| Carries | IRR County Road |
| Crosses | Antelope Ck |
| Coordinates | 43.27990, -100.55083 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 5 (Fair) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 24.6 ft (7.5 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 59.2 sq m |
| Main Spans | 2 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 27 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 821 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000061350076 |