US 378 EB over Black River Swamp (no. 1
Fair Condition54 years old5,600 vehicles/day
Location
| State | South Carolina |
| County | Sumter |
| Location | 10 Mi E Of Sumter |
| Carries | US 378 EB |
| Crosses | Black River Swamp (no. 1 |
| Coordinates | 33.89570, -80.17655 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 210.0 ft (64 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 832 sq m |
| Main Spans | 7 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 5,600 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006191 |