The Otira Tunnel is a railway tunnel on the Midland Line in the South Island of New Zealand, between Otira and Arthur's Pass. It runs under the Southern Alps from Arthur's Pass to Otira – a length of
Otira Tunnel during construction, c. 1910
TranzAlpine and Otira Tunnel from Arthur's Pass station.
The Cascade Tunnel refers to two railroad tunnels, its original tunnel and its replacement, in the northwest United States, east of the Seattle metropolitan area in the Cascade Range of Washington, at
Otira Tunnel
…the end of electrification in the South Island. To overcome the fume problem, a combination of a door and fans are used, similar to that used in the Cascade Tunnel in the United States of America, which was also once electrified. After a train enters the tunnel from the Otira end the door closes off the entrance…
The eastern portal of Cascade Tunnel in 2012
Cascade Tunnel Stevens Pass
The Oriental Limited emerging from the old tunnel in 1918. The train was pulled by a Great Northern boxcab locomotive.
Postcard illustration of the old and new tunnels from the Great Northern Railway