US 321 over Miller Creek
Fair Condition105 years old1,700 vehicles/day
Location
| State | South Carolina |
| County | Allendale |
| Location | 1mi W Of Sycamore |
| Carries | US 321 |
| Crosses | Miller Creek |
| Coordinates | 33.05477, -81.21729 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 65.9 ft (20.1 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 47.6 ft (14.5 m) |
| Deck Area | 291.4 sq m |
| Main Spans | 3 |
| Year Built | 1921 (reconstructed 1969) |
Traffic
| Avg Daily Traffic | 1,700 (2023) |
| Truck Traffic | 26% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000000665 |