S-9-31 over I-26
Fair Condition66 years old2,800 vehicles/day
Location
| State | South Carolina |
| County | Calhoun |
| Location | 12 Mi NW ST Mathews |
| Carries | S-9-31 |
| Crosses | I-26 |
| Coordinates | 33.81076, -81.00712 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 287.1 ft (87.5 m) |
| Max Span | 84.0 ft (25.6 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 857.5 sq m |
| Main Spans | 2 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 2,800 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003202 |