IRR Us018 over Saint Francis Bay
Good Condition3 years old1,494 vehicles/day
Location
| State | South Dakota |
| County | Charles Mix |
| Location | 0.8 N Of Pickstown |
| Carries | IRR Us018 |
| Crosses | Saint Francis Bay |
| Coordinates | 43.08296, -98.53375 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 225.1 ft (68.6 m) |
| Max Span | 111.2 ft (33.9 m) |
| Deck Width | 51.5 ft (15.7 m) |
| Deck Area | 1077.0 sq m |
| Main Spans | 2 |
| Year Built | 2023 |
Traffic
| Avg Daily Traffic | 1,494 (2024) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000012387289 |