Sd231 over Rapid Ck
Fair Condition52 years old20,057 vehicles/day
Location
| State | South Dakota |
| County | Pennington |
| Location | 0.1 E Jct Sd 445 |
| Carries | Sd231 |
| Crosses | Rapid Ck |
| Coordinates | 44.08396, -103.25397 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 182.4 ft (55.6 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 65.6 ft (20 m) |
| Deck Area | 1,112 sq m |
| Main Spans | 4 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 20,057 (2023) |
| Truck Traffic | 1% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000052399299 |