US 401 over Cowpen Swamp
Fair Condition39 years old2,200 vehicles/day
Location
| State | South Carolina |
| County | Sumter |
| Location | 6 Mi NE Of Sumter |
| Carries | US 401 |
| Crosses | Cowpen Swamp |
| Coordinates | 33.99443, -80.29103 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 527.0 sq m |
| Main Spans | 4 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 2,200 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000008105 |