Length 7.01 mi (11.28 km) | ||
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Location Lincoln County, Montana, USA |
Flathead tunnel montana
The Flathead Tunnel is a 7.01-mile (11.3-km) railroad tunnel in the Rocky Mountains approximately 42 miles (67 km) to the west of Whitefish, Montana. It is the second-longest tunnel in the United States. Speed through the tunnel is approximately 50 mph (80 km/h).
Contents

Flathead tunnel itself
History

The construction of Libby Dam required the relocation of 60 miles (≈100 km) of the Burlington Northern Railroad tracks, relocating the town of Rexford, MT and the building of a new tunnel which opened in 1970. The east portal has a door that can be closed and fans to ventilate the tunnel. It is currently part of the BNSF Railway system and used by Amtrak's Empire Builder.




References
Flathead Tunnel Wikipedia(Text) CC BY-SA