Sc 171/folly RD over Long Island River
Good Condition10 years old14,800 vehicles/day
Location
| State | South Carolina |
| County | Charleston |
| Location | 1 1/2 Mi N Of Folly Beach |
| Carries | Sc 171/folly RD |
| Crosses | Long Island River |
| Coordinates | 32.67574, -79.95088 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 825.1 ft (251.5 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 48.9 ft (14.9 m) |
| Deck Area | 3747.3 sq m |
| Main Spans | 11 |
| Year Built | 2016 |
Traffic
| Avg Daily Traffic | 14,800 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002301 |