Sd053 over Williams Ck
Fair Condition25 years old54 vehicles/day
Location
| State | South Dakota |
| County | Lyman |
| Location | 0.8mi N Mellette Co Line |
| Carries | Sd053 |
| Crosses | Williams Ck |
| Coordinates | 43.72722, -100.30716 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 37.4 ft (11.4 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 103.7 sq m |
| Main Spans | 3 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 54 (2024) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000043025323 |