IRR Us018 over White Clay Ck
Fair Condition73 years old1,294 vehicles/day
Location
| State | South Dakota |
| County | County 102 |
| Location | 12.7 E Fall River Co |
| Carries | IRR Us018 |
| Crosses | White Clay Ck |
| Coordinates | 43.18799, -102.75250 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 117.1 ft (35.7 m) |
| Max Span | 23.3 ft (7.1 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 374.9 sq m |
| Main Spans | 5 |
| Year Built | 1953 |
Traffic
| Avg Daily Traffic | 1,294 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000057133360 |