8 bridges with vertical clearance data on SR-27 in Louisiana. Lowest: 166.3ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 166.3ft | La0027 | I-10 | 1.5 Mi S Of Us 90 | 1962 | Map |
| 168.0ft | La0027 | I-10 | 2.2 Mi N Of La 108 | 1988 | Map |
| 169.9ft | La0027 | Icww - Ellenders | 5.8 Mi S Of La 108 | 1977 | Map |
| 180.8ft | La0027 | Kelso Bayou/Hackberry | 10 Mi S Of La 108 | 1977 | Map |
| 184.7ft | La0027 | Cal Ship Channel | 8.9 Mi E Of La 82 | 1965 | Map |
| 184.7ft | La0027 | Cal.Ship Cha/Cam.Ferry 2 | 9.2 Mi E Of La 82 | 1965 | Map |
| 3277.6ft | La 0027 | Bayou D'Inde | 0.74 Mi N Of La 108 | 2021 | Map |
| 3277.6ft | La 0027 | Little Bayou D'Inde | 1.21 Mi N Of La 108 | 2021 | Map |