US 378 over Maple Swamp
Good Condition14 years old6,100 vehicles/day
Location
| State | South Carolina |
| County | Marion |
| Location | 5 Mi SE Of Gresham |
| Carries | US 378 |
| Crosses | Maple Swamp |
| Coordinates | 33.87410, -79.35442 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 439.6 ft (134 m) |
| Max Span | 55.1 ft (16.8 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 1929.6 sq m |
| Main Spans | 8 |
| Year Built | 2012 |
Traffic
| Avg Daily Traffic | 6,100 (2023) |
| Truck Traffic | 19% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001830 |