I-77 Sbl over Us21
Fair Condition52 years old11,750 vehicles/day
Location
| State | North Carolina |
| County | Surry |
| Location | .25 Mi.n.jct.us21sbl |
| Carries | I-77 Sbl |
| Crosses | Us21 |
| Coordinates | 36.26443, -80.82559 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 301.8 ft (92 m) |
| Max Span | 162.7 ft (49.6 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 1177.6 sq m |
| Main Spans | 3 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 11,750 (2020) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000001710049 |