Us421 over Miller Creek
Fair Condition71 years old23,000 vehicles/day
Location
| State | North Carolina |
| County | Wilkes |
| Location | .2 Mi.n.jct.sr1321 |
| Carries | Us421 |
| Crosses | Miller Creek |
| Coordinates | 36.14969, -81.21246 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 10.8 ft (3.3 m) |
| Deck Area | 180.2 sq m |
| Main Spans | 2 |
| Year Built | 1955 (reconstructed 2004) |
Traffic
| Avg Daily Traffic | 23,000 (2021) |
| Truck Traffic | 12% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000001930061 |