310th Avenue over Swan Creek
Good Condition35 years old41 vehicles/day
Location
| State | South Dakota |
| County | Walworth |
| Location | 0.3n Of Lowry |
| Carries | 310th Avenue |
| Crosses | Swan Creek |
| Coordinates | 45.31924, -99.97620 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 31.2 ft (9.5 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 69.3 sq m |
| Main Spans | 3 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 41 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000065240188 |