US 501 Bus over Waccamaw Backwater
Fair Condition89 years old22,700 vehicles/day
Location
| State | South Carolina |
| County | Horry |
| Location | Waccama Backwater (1) |
| Carries | US 501 Bus |
| Crosses | Waccamaw Backwater |
| Coordinates | 33.82702, -79.03561 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 658.1 sq m |
| Main Spans | 5 |
| Year Built | 1937 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 22,700 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000000794 |