I-77 Nbl over Us421
Fair Condition52 years old13,750 vehicles/day
Location
| State | North Carolina |
| County | Yadkin |
| Location | 5.3 Mi. S. Jct. Us21 |
| Carries | I-77 Nbl |
| Crosses | Us421 |
| Coordinates | 36.12189, -80.81373 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 235.9 ft (71.9 m) |
| Max Span | 88.9 ft (27.1 m) |
| Deck Width | 49.9 ft (15.2 m) |
| Deck Area | 1092.9 sq m |
| Main Spans | 4 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 13,750 (2021) |
| Truck Traffic | 23% |
| Lanes On Bridge | 3 |
| 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 | 000000001970049 |