US 21 over Edisto River Swamp
Fair Condition70 years old1,650 vehicles/day
Location
| State | South Carolina |
| County | Orangeburg |
| Location | 8mi S Of Branchville |
| Carries | US 21 |
| Crosses | Edisto River Swamp |
| Coordinates | 33.18446, -80.80203 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 240.2 ft (73.2 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 688.1 sq m |
| Main Spans | 8 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 1,650 (2023) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000002403 |