Puerto Suello Hill Tunnel
The north portal of the tunnel in December 2019 | |
| Overview | |
|---|---|
| Location | San Rafael, California |
| Coordinates | 37°59′21″N 122°31′45″W / 37.989201°N 122.529114°W |
| Status | in service |
| Start | Lincoln Avenue / Los Ranchitos Road |
| End | Hammondale Court |
| Operation | |
| Opened | 1879 |
| Closed | 1985 |
| Rebuilt | 1967 |
| Reopened | 2017 |
| Owner | Sonoma–Marin Area Rail Transit |
| Operator | Sonoma–Marin Area Rail Transit |
| Character | Commuter rail tunnel |
| Technical | |
| Track length | 1⁄4 mile (0.4 km) |
| No. of tracks | 1 |
| Track gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge |
| Lowest elevation | 50 feet (15 m) below surface |
Puerto Suello Tunnel is a quarter-mile long rail tunnel in San Rafael, California. It was constructed in 1879, by the San Francisco and North Pacific Railroad.