Four Corners Road over Ck
Poor Condition96 years old16 vehicles/day
Location
| State | South Dakota |
| County | Ziebach |
| Location | 4.0w 0.9s Bridger |
| Carries | Four Corners Road |
| Crosses | Ck |
| Coordinates | 44.53042, -102.00025 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 62.0 ft (18.9 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 130.4 sq m |
| Main Spans | 2 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 16 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000069001649 |