Us421 over Mingo Swamp
Good Condition33 years old8,400 vehicles/day
Location
| State | North Carolina |
| County | Harnett |
| Location | 0.7mi.s. Of Jct.sr1794 |
| Carries | Us421 |
| Crosses | Mingo Swamp |
| Coordinates | 35.27212, -78.58614 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 121.7 ft (37.1 m) |
| Max Span | 38.7 ft (11.8 m) |
| Deck Width | 47.9 ft (14.6 m) |
| Deck Area | 541.7 sq m |
| Main Spans | 3 |
| Year Built | 1993 |
Traffic
| Avg Daily Traffic | 8,400 (2021) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000850064 |