S-18-137 over Drayton Swamp
Fair Condition69 years old250 vehicles/day
Location
| State | South Carolina |
| County | Dorchester |
| Location | 15.0 Mi SW Summerville |
| Carries | S-18-137 |
| Crosses | Drayton Swamp |
| Coordinates | 32.90095, -80.38530 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Width | 25.6 ft (7.8 m) |
| Deck Area | 66.3 sq m |
| Main Spans | 2 |
| Year Built | 1957 (reconstructed 1996) |
Traffic
| Avg Daily Traffic | 250 (2023) |
| Truck Traffic | 23% |
| 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 | 000000000002512 |