IRR County Road over Antelope Ck
Good Condition6 years old27 vehicles/day
Location
| State | South Dakota |
| County | Todd |
| Location | 2 S & 6.3 E Of Mission |
| Carries | IRR County Road |
| Crosses | Antelope Ck |
| Coordinates | 43.27414, -100.52506 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 23.0 ft (7 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Width | 20.0 ft (6.1 m) |
| Deck Area | 42.7 sq m |
| Main Spans | 2 |
| Year Built | 2020 |
Traffic
| Avg Daily Traffic | 27 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000061363080 |