8 bridges with vertical clearance data on SR-20 in Oklahoma. Lowest: 169.0ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 169.0ft | S.H. 20 | Will Rogers Tp I-44 Und | 2.3 Mi E Jct Sh 66 | 1994 | Map |
| 1000.0ft | S.H. 20 | Black Bird Creek | 0.5 Mi. E. Jct. Sh99 | 1951 | Map |
| 1000.0ft | S.H. 20 | Bug Creek | 8.9 W Of S.H. 99 | 2024 | Map |
| 1000.0ft | S.H. 20 | Grey Horse Creek | 18.6 W Of Jct S.H. 99 | 2024 | Map |
| 1000.0ft | S.H. 20 | Horsepen Creek | 5.2 E Jct S.H. 11 | 2022 | Map |
| 1000.0ft | S.H. 20 | Cherry Creek | 6.4 E Jct S.H. 11 | 2021 | Map |
| 1000.0ft | S.H. 20 | Verdigris River | 6.9 E Tulsa C/L | 2022 | Map |
| 1000.0ft | S.H. 20 | Creek | .23 E Of S4110 Rd | 2024 | Map |