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Otira Tunnel
Railway tunnel In New Zealand / From Wikipedia, the free encyclopedia
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 over 8.5 kilometres (5.3 mi). The gradient is mainly 1 in 33, and the Otira end of the tunnel is over 250 m (820 ft) lower than the Arthur's Pass end.
Quick Facts Overview, Line ...
![]() Otira Tunnel during construction, ca 1910 | |
Overview | |
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Line | Midland Line |
Location | Southern Alps, South Island, New Zealand |
Coordinates | North (West coast) portal: 42.8625°S 171.5487°E / -42.8625; 171.5487 East (Canterbury) portal: 42.9392°S 171.5630°E / -42.9392; 171.5630 |
Start | Otira, West Coast |
End | Arthur's Pass Canterbury |
Operation | |
Opened | 4 August 1923 |
Operator | KiwiRail, The Great Journeys of New Zealand |
Character | Single bore rail tunnel |
Technical | |
Line length | 8566 m |
Track gauge | 1067 mm (3' 6") |
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