Sc 171/folly RD over Folly River
Good Condition10 years old14,800 vehicles/day
Location
| State | South Carolina |
| County | Charleston |
| Location | On Folly Island |
| Carries | Sc 171/folly RD |
| Crosses | Folly River |
| Coordinates | 32.66138, -79.94334 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1049.9 ft (320 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 48.9 ft (14.9 m) |
| Deck Area | 4,768 sq m |
| Main Spans | 14 |
| 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 | 000000000002300 |