S-12-46 over I-77
Fair Condition47 years old200 vehicles/day
Location
| State | South Carolina |
| County | Chester |
| Location | 4.1 Mi N Richburg |
| Carries | S-12-46 |
| Crosses | I-77 |
| Coordinates | 34.77293, -81.03771 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 334.0 ft (101.8 m) |
| Max Span | 126.0 ft (38.4 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 1160.5 sq m |
| Main Spans | 2 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 200 (2023) |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000007220 |