I-20 over Broad River
Fair Condition61 years old123,700 vehicles/day
Location
| State | South Carolina |
| County | Richland |
| Location | 5 Mi N Of Columbia |
| Carries | I-20 |
| Crosses | Broad River |
| Coordinates | 34.04778, -81.07361 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 1387.1 ft (422.8 m) |
| Max Span | 73.2 ft (22.3 m) |
| Deck Width | 107.3 ft (32.7 m) |
| Deck Area | 13825.6 sq m |
| Main Spans | 19 |
| Year Built | 1965 (reconstructed 1991) |
Traffic
| Avg Daily Traffic | 123,700 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000004638 |