230th Street over Redstone Ck
Good Condition34 years old75 vehicles/day
Location
| State | South Dakota |
| County | Sanborn |
| Location | 2n & 1.6e Forestburg |
| Carries | 230th Street |
| Crosses | Redstone Ck |
| Coordinates | 44.05414, -98.07845 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 115.2 ft (35.1 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 351 sq m |
| Main Spans | 3 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 75 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000056126100 |