Us018 over East Cottonwood Ck
Fair Condition38 years old1,139 vehicles/day
Location
| State | South Dakota |
| County | Tripp |
| Location | 1.9 W Jct Sd 53 |
| Carries | Us018 |
| Crosses | East Cottonwood Ck |
| Coordinates | 43.38646, -100.08478 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 31.8 ft (9.7 m) |
| Max Span | 10.2 ft (3.1 m) |
| Deck Area | 130.0 sq m |
| Main Spans | 3 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 1,139 (2024) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 321 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000062081270 |