S-18-16 over Polk Swamp
Good Condition22 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 | 33.21389, -80.64395 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 69.9 ft (21.3 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 234.3 sq m |
| Main Spans | 2 |
| Year Built | 2004 |
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 | Historical significance is not determined |
| Structure Number | 000000000002331 |