Sc 170 over Chechessee River
Fair Condition23 years old30,600 vehicles/day
Location
| State | South Carolina |
| County | Beaufort |
| Location | 10mi SW Of Beaufort |
| Carries | Sc 170 |
| Crosses | Chechessee River |
| Coordinates | 32.37427, -80.83459 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1853.0 ft (564.8 m) |
| Max Span | 147.0 ft (44.8 m) |
| Deck Width | 81.0 ft (24.7 m) |
| Deck Area | 13950.6 sq m |
| Main Spans | 13 |
| Year Built | 2003 |
Traffic
| Avg Daily Traffic | 30,600 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 1 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002298 |