5 bridges with vertical clearance data on SR-4121 in North Carolina. Lowest: 183.1ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 183.1ft | Sr4121 | I73 | 1.1 Mi.E.Jct.Sr1586 | 2016 | Map |
| 183.1ft | Sr4121 | I73 | 0.2 Mi.E.Jct.Sr1586 | 2016 | Map |
| 216.5ft | Sr4121 | I73 & Us421 | 0.8 Mi. S. Jct. Sr1129 | 2008 | Map |
| 264.8ft | Sr4121W | Ns Rr, Deep River | 0.2 Mi E Jct Sr1332 | 2023 | Map |
| 280.8ft | Sr4121 | Ncrr,Deep River Trib. | 0.2 Mi E Jct Scientist St | 2023 | Map |