Midland Line, New Zealand

Midland Line
Two DX class locomotives in Tranz Rail Bumble-bee livery hauling a 1,800 tonne coal train on the Midland line in 2006.
Overview
StatusOpen to passengers and freight
OwnerKiwiRail
LocaleSouth Island, New Zealand
Termini
Service
TypeHeavy Rail
SystemNew Zealand railway network
Operator(s)KiwiRail
The Great Journeys of New Zealand
History
Opened4 August 1923 (complete line)
Technical
Line length212 km (132 mi)
CharacterMain line
Track gauge3 ft 6 in (1,067 mm)
Electrification1500V DC (Arthurs Pass to Otira, 1923 – 1997)
Maximum incline3% (1 in 33) in Otira Tunnel
Route map

00.5
0:00
Christchurch
00.0
0:01
0:01
Addington Junction
31.9
0:19
Rolleston
00.0
0:20
start of Midland Line
0:38
Darfield
Sheffield
1:00
Springfield
Tunnel 1
Paterson's Creek bridge
Tunnels 2 - 4
Tunnels 5 - 7
Staircase viaduct
Tunnels 8 - 10
Broken River viaduct
Tunnels 12 - 16
Bridge 28 "Slovens Creek"
1:57
Cass
Bealey River bridge
2:27
Arthur's Pass
Otira Tunnel
8.566 km
5.323 mi
Rolleston River bridge
2:48
Otira
3:07
Jackson
Taramakau River bridge
Inchbonnie
Crooked River bridge
3:32
Moana
Arnold River bridge
Tunnel 18
3:48
Kokiri
Stillwater
212.0
4:30
Greymouth
Hokitika Branch
(formerly to Ross)
Map
Map
The TranzAlpine, hauled by two DC class locomotives.

The Midland line is a 212 km section of railway between Rolleston and Greymouth in the South Island of New Zealand. The line features five major bridges, five viaducts and 17 tunnels, the longest of which is the Otira tunnel. It is the route of the popular TranzAlpine passenger train.