Us421n over Big Alamance Creek
Fair Condition57 years old14,000 vehicles/day
Location
| State | North Carolina |
| County | Guilford |
| Location | 0.5 Mi S Jct Sr3389 |
| Carries | Us421n |
| Crosses | Big Alamance Creek |
| Coordinates | 35.95823, -79.69622 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 155.8 ft (47.5 m) |
| Max Span | 67.9 ft (20.7 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 608 sq m |
| Main Spans | 3 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 14,000 (2021) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000810278 |