Mapleton RD over Big Sioux River
Good Condition36 years old59 vehicles/day
Location
| State | South Dakota |
| County | Minnehaha |
| Location | 1.3w & 0.8n Renner |
| Carries | Mapleton RD |
| Crosses | Big Sioux River |
| Coordinates | 43.65758, -96.74552 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 223.1 ft (68 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 720.8 sq m |
| Main Spans | 5 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 59 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000050192132 |