166th ST over Creek
Poor Condition96 years old55 vehicles/day
Location
| State | South Dakota |
| County | Spink |
| Location | 1.6w 0.7s Ashton |
| Carries | 166th ST |
| Crosses | Creek |
| Coordinates | 44.98436, -98.53101 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 3 (Serious) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 71.9 ft (21.9 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 18.4 ft (5.6 m) |
| Deck Area | 122.6 sq m |
| Main Spans | 1 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 55 (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 eligible for the National Register |
| Structure Number | 000000058091180 |