I-77 Nbl over Mitchell River
Fair Condition52 years old13,000 vehicles/day
Location
| State | North Carolina |
| County | Surry |
| Location | .7 Mi.n.jct.sr1131 |
| Carries | I-77 Nbl |
| Crosses | Mitchell River |
| Coordinates | 36.30983, -80.80432 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 300.9 ft (91.7 m) |
| Max Span | 56.8 ft (17.3 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 1173.8 sq m |
| Main Spans | 5 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 13,000 (2020) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000001710121 |