List of tunnels in New Zealand

North Head Tunnel System under the South Battery area, Devonport, Auckland, 2006

This is a link page for railway, road and waterway tunnels, including hydroelectric intakes and tailraces and gun battery tunnels. It includes artificial chambers but excludes New Zealand caves and New Zealand mines.

For hydroelectric usage

For military usage

For air raid shelters

Rail tunnels

Longest bored tunnels

From longest to shortest.

  1. Kaimai - 8879 m - opened 12 September 1978 - near Apata on the East Coast Main Trunk railway line to Tauranga, the longest rail tunnel in New Zealand.
  2. Rimutaka - 8798 m - opened 3 November 1955 - between Upper Hutt (Wellington) and Featherston (Wairarapa), replaced the Rimutaka Incline, a Fell mountain railway, the longest tunnel in New Zealand that carries regular passenger trains.
  3. Otira - 8566 m - opened 1923 - between Arthur's Pass and Otira, in the Southern Alps on the transalpine Midland line - continuous 1 in 33 grade - electrified until 1997.
  4. Tawa No 2 – 4324 m - opened 1935, goods on one line, 1937 all traffic - longest double-track tunnel in New Zealand. Between Ngauranga (Wellington) and Glenside (Tawa). With the Tawa No 1 Tunnel (1238 m), part of the Tawa Flat deviation.
  5. Tikiwhata - 2989 m - opened 1943, between Wairoa and Gisborne.
  6. Lyttelton - 2596 m - opened 9 December 1867,[1] between Heathcote Valley (Christchurch) and Lyttelton.
  7. Turakina - 2091 m - opened 1947, between Marton and Whanganui.
Shortest bored tunnels
  1. A 39.83 m long tunnel - opened 1906, between Staircase and Avoca, Midland Line.
  2. A 42.05 m long tunnel - opened 1891, near Woodville, in the Manawatu Gorge. - was daylighted in 2008
An EF electric locomotive on the North Island Main Trunk line, 2006
Other rail tunnels
Disused rail tunnels, North Island
Disused rail tunnels, South Island

Road tunnels

Western portal of SH 1 Mount Victoria Tunnel, Wellington
Eastern portal of the Okau Tunnel, standing on the bridge
On State Highways
On other roads

In rural Taranaki, all single lane:

In Wellington:

Under construction

Proposed or planned

Road

Rail

Mixed Use

References

  1. "The Lyttelton Tunnel". Christchurch City Council. Retrieved 2006-08-08.
  2. New Zealand Railway & Tramway Atlas fourth Ed
  3. http://rsnz.natlib.govt.nz/volume/rsnz_70/rsnz_70_03_004000.html Transactions and Proceedings of the Royal Society of New Zealand, Vol 70
  4. "Clutha Country". 2009-04-18. Archived from the original on 2015-08-02. Retrieved 2015-08-02.
  5. "Victoria Park Tunnel". 31 October 2011. Retrieved 1 November 2011.
  6. "$2 billion Kaimai tunnel proposed". Bay of Plenty Times. 16 September 2010. Retrieved 28 November 2011.
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