S-21-57 over Willow Creek
Fair Condition66 years old3,500 vehicles/day
Location
| State | South Carolina |
| County | Florence |
| Location | 10 Mi SE Florence |
| Carries | S-21-57 |
| Crosses | Willow Creek |
| Coordinates | 34.11074, -79.59438 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 134.8 ft (41.1 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Width | 27.6 ft (8.4 m) |
| Deck Area | 345.2 sq m |
| Main Spans | 9 |
| Year Built | 1960 (reconstructed 2002) |
Traffic
| Avg Daily Traffic | 3,500 (2023) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003277 |