US 501 over Spring Branch
Fair Condition78 years old25,600 vehicles/day
Location
| State | South Carolina |
| County | Horry |
| Location | 6.0mi SE Of Aynor |
| Carries | US 501 |
| Crosses | Spring Branch |
| Coordinates | 33.93516, -79.16455 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 23.0 ft (7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 120.1 ft (36.6 m) |
| Deck Area | 256.2 sq m |
| Main Spans | 2 |
| Year Built | 1948 (reconstructed 1971) |
Traffic
| Avg Daily Traffic | 25,600 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001500 |