Us016 over Lightning Ck
Good Condition38 years old1,518 vehicles/day
Location
| State | South Dakota |
| County | Custer |
| Location | 7.8 W Jct US 385 S |
| Carries | Us016 |
| Crosses | Lightning Ck |
| Coordinates | 43.74163, -103.73817 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 10.5 ft (3.2 m) |
| Deck Area | 89.8 sq m |
| Main Spans | 2 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 1,518 (2024) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 421 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000017161088 |