S-18-16 over Polk Swamp
Fair Condition74 years old500 vehicles/day
Location
| State | South Carolina |
| County | Dorchester |
| Location | 4.6mi NW Of ST George |
| Carries | S-18-16 |
| Crosses | Polk Swamp |
| Coordinates | 33.21292, -80.64420 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 42.0 ft (12.8 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Width | 25.6 ft (7.8 m) |
| Deck Area | 99.8 sq m |
| Main Spans | 3 |
| Year Built | 1952 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 500 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001873 |