9 bridges with vertical clearance data on SR-902 in Alaska. Lowest: 145.0ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 145.0ft | South Tongass Hwy | Herring Cove | Mile Point 10.7 | 2022 | Map |
| 145.0ft | South Tongass Hwy | Ketchikan Creek | Mile Point 2.4 | 1944 | Map |
| 145.0ft | South Tongass Hwy | Hoadley Creek | Mile Point 0.2 | 1957 | Map |
| 145.0ft | South Tongass Hwy | Water St Viaduct | Mile Point 1.7 | 1955 | Map |
| 145.0ft | South Tongass Hwy | Tongass Avenue Viaduct | Mile Point 1.3 | 1956 | Map |
| 145.0ft | South Tongass Hwy | Whitman Creek | Mile Point 11.2 | 1962 | Map |
| 145.0ft | South Tongass Hwy | Front Street Viaduct | Mile Point 2.0 | 1969 | Map |
| 145.0ft | South Tongass Hwy | Front And Mill St Viad | Mile Point 2.1 | 1973 | Map |
| 145.0ft | South Tongass Hwy | Forks Creek | Mile Point 8.8 | 1938 | Map |