161 Street over Gravel Ck
Fair Condition71 years old21 vehicles/day
Location
| State | South Dakota |
| County | Codington |
| Location | 5.2w 4s South Shore |
| Carries | 161 Street |
| Crosses | Gravel Ck |
| Coordinates | 45.04965, -97.02712 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 50.9 ft (15.5 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 107.0 sq m |
| Main Spans | 1 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 21 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000015228070 |