Sc 9 over Iron Spring Swamp
Good Condition45 years old9,400 vehicles/day
Location
| State | South Carolina |
| County | Horry |
| Location | 1.0 Mi SW Of Green Sea |
| Carries | Sc 9 |
| Crosses | Iron Spring Swamp |
| Coordinates | 34.12585, -78.98537 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 32.8 ft (10 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 146.0 ft (44.5 m) |
| Deck Area | 445 sq m |
| Main Spans | 3 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 9,400 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000007478 |