299th Avenue over Unnamed Creek
Good Condition58 years old25 vehicles/day
Location
| State | South Dakota |
| County | Lyman |
| Location | 6w & 7.8n Of Presho |
| Carries | 299th Avenue |
| Crosses | Unnamed Creek |
| Coordinates | 44.01882, -100.18633 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 20.7 ft (6.3 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 55.4 sq m |
| Main Spans | 2 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 25 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 622 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000043090122 |