Rail transport in New Zealand

Two KiwiRail DC class locomotives hauling the TranzAlpine passenger train on the Midland line between Christchurch and Greymouth in the South Island.
Name	Rail transport in New Zealand
Caption	Two KiwiRail DC class locomotives hauling the TranzAlpine passenger train on the Midland line between Christchurch and Greymouth in the South Island.
Nationalrailway	KiwiRail
Infrastructure	ONTRACK
Majoroperators	Tranz Scenic (part of KiwiRail) Tranz Metro (part of KiwiRail) Veolia Taieri Gorge Railway
Ridership	18 million trips per annum (2005)
Freight	13.7 million tonnes (2006 - 2007) 3.96 million net tonne kilometres (2008 - 2009)
Length	4128 km (2565 mi)
Doublelength	252 km (156.6 mi)
Ellength	506 km (314.4 mi)
Freightlength	2328 km (1446.6 mi)
Gauge	1067
Gauge1	1067 mm
Gauge1length	3898 km (2422.1 mi)
El	25kV AC
El1	25kV AC
El1length	411 km (255.4 mi)
El2	1500V DC
El2length	95 km (59 mi)
Notunnels	150
Tunnellength	80 km (49.7 mi)
Longesttunnel	Freight Kaimai tunnel 8879 m (5.5 mi) Passenger Rimitaka tunnel 8798 m (5.5 mi)
Nobridges	1787
Longestbridge	Freight Rakaia river bridge 1743 m (1.1 mi) Passenger Waiau river bridge 700 m (0.4 mi)
Highelevation	832 m (2729.7 ft)
Highelat	Pokaka, North Island Main Trunk