6 bridges with vertical clearance data on 1646 in Kansas. Lowest: 163.1ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 163.1ft | Tennessee Rd | I35 Hwy, Nb-Sb | 10.09 Mi Ne Us59 | 1958 | Map |
| 999.7ft | Rs 1646 12.7-18.8 | Trib. Marais Des Cygnes | 0.6S.W. Of Peoria | 1970 | Map |
| 999.7ft | Rs 1646 13.0-19.2 | Marais Des Cygnes River | 0.2S Of Peoria | 1980 | Map |
| 999.7ft | Rs 1646 17.2-19.0 | Walnut Creek | 3.8S Of Le Loup | 1958 | Map |
| 999.7ft | Rs 1646 18.7-19.0 | Spring Creek | 2.3S Of Le Loup | 1958 | Map |
| 999.7ft | Rs 1646 20.9-19.0 | Trib. To Wolf Creek | In Le Loup | 1963 | Map |