I-81 Nbl over US 21/52 (n 4th St)
Fair Condition62 years old14,628 vehicles/day
Location
| State | Virginia |
| County | Wythe |
| Location | 1.82m To 656 & 2.0m To 77 |
| Carries | I-81 Nbl |
| Crosses | US 21/52 (n 4th St) |
| Coordinates | 36.95984, -81.09920 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 265.7 ft (81 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 866.7 sq m |
| Main Spans | 4 |
| Year Built | 1964 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 14,628 (2022) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000022364 |