I-20 WB over Alpine RD S-40-63
Good Condition43 years old25,150 vehicles/day
Location
| State | South Carolina |
| County | Richland |
| Location | 8 Mi NE Of Columbia |
| Carries | I-20 WB |
| Crosses | Alpine RD S-40-63 |
| Coordinates | 34.07042, -80.91411 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 185.0 ft (56.4 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 66.6 ft (20.3 m) |
| Deck Area | 1144.9 sq m |
| Main Spans | 3 |
| Year Built | 1983 (reconstructed 2013) |
Traffic
| Avg Daily Traffic | 25,150 (2023) |
| Truck Traffic | 16% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 4 |
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 | 000000000007727 |