257th Street over Split Rock Creek
Good Condition32 years old52 vehicles/day
Location
| State | South Dakota |
| County | Minnehaha |
| Location | 4.6n & 1e Brandon |
| Carries | 257th Street |
| Crosses | Split Rock Creek |
| Coordinates | 43.66089, -96.55157 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 262.1 ft (79.9 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 846.9 sq m |
| Main Spans | 4 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 52 (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 | 000000050290129 |