30670 418th Avenue over Deadman Creek
Fair Condition85 years old25 vehicles/day
Location
| State | South Dakota |
| County | Bon Homme |
| Location | 1.5e & 2.7s Of Tyndall |
| Carries | 30670 418th Avenue |
| Crosses | Deadman Creek |
| Coordinates | 42.94150, -97.83256 |
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 | 20.7 ft (6.3 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 40.3 sq m |
| Main Spans | 2 |
| Year Built | 1941 |
Traffic
| Avg Daily Traffic | 25 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000005170157 |