8th Avenue over Hay Ck
Good Condition7 years old300 vehicles/day
Location
| State | South Dakota |
| County | Butte |
| Location | 8th Avenue- Belle Fourche |
| Carries | 8th Avenue |
| Crosses | Hay Ck |
| Coordinates | 44.66601, -103.84929 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 33.5 ft (10.2 m) |
| Max Span | 15.4 ft (4.7 m) |
| Deck Width | 44.9 ft (13.7 m) |
| Deck Area | 139.7 sq m |
| Main Spans | 2 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 300 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000010100378 |