7 bridges with vertical clearance data on 121 in Kansas. Lowest: 999.7ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 999.7ft | Rs 121 Rd 20 | E. Branch Bear Creek | 0.5N Of Ashland | 1956 | Map |
| 999.7ft | Rs 121 Rd 20 | E. Branch Bear Creek | 1.0N Of Ashland | 1956 | Map |
| 999.7ft | Rs 121 Rd 20 | Casino Creek | 1.5N Of Ashland | 1956 | Map |
| 999.7ft | Rs 121 Rd 20 | Casino Creek | 1.75N Of Ashland | 1956 | Map |
| 999.7ft | Rs 121 Rd 20 | Dry Creek | 3.0N Of Ashland | 1956 | Map |
| 999.7ft | Rs 121 Rd 21 | Bluff Creek | 9.7N 1.0E Of Ashland | 1988 | Map |
| 999.7ft | Road 20 | Crooked Creek | 1.0E 12.0N Of Meade | 2017 | Map |