Interstate 81 Sbl over Rte. 691 (johnston Road)
Fair Condition63 years old18,000 vehicles/day
Location
| State | Virginia |
| County | Smyth |
| Location | 1.44-rt.16; 0.63-rt.11 |
| Carries | Interstate 81 Sbl |
| Crosses | Rte. 691 (johnston Road) |
| Coordinates | 36.84317, -81.49143 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 111.9 ft (34.1 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 456.9 sq m |
| Main Spans | 3 |
| Year Built | 1963 (reconstructed 1987) |
Traffic
| Avg Daily Traffic | 18,000 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000017452 |