Us421 over Silas Creek
Fair Condition66 years old61,500 vehicles/day
Location
| State | North Carolina |
| County | Forsyth |
| Location | 1.3 Mi. N. Jct. I40 |
| Carries | Us421 |
| Crosses | Silas Creek |
| Coordinates | 36.07301, -80.34753 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 5 (Fair) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 52.8 ft (16.1 m) |
| Max Span | 11.8 ft (3.6 m) |
| Deck Area | 652.0 sq m |
| Main Spans | 3 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 61,500 (2022) |
| Truck Traffic | 12% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000670234 |