304 Avenue over Willow Ck
Good Condition8 years old55 vehicles/day
Location
| State | South Dakota |
| County | Tripp |
| Location | 3w & 3.1n Clearfield |
| Carries | 304 Avenue |
| Crosses | Willow Ck |
| Coordinates | 43.21439, -100.08741 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 5.9 ft (1.8 m) |
| Deck Area | 55.5 sq m |
| Main Spans | 4 |
| Year Built | 2018 |
Traffic
| Avg Daily Traffic | 55 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 1 |
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 | 000000062080389 |