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| North Island Main Trunk | |
 Map of the North Island Main Trunk Railway |
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| Info | |
|---|---|
| Type | Main line |
| System | New Zealand railway network |
| Status | Open |
| Locale | North Island, New Zealand |
| Termini | Wellington Auckland |
| Operation | |
| Opened | 6 November 1908 |
| Owner | ONTRACK |
| Operator(s) | KiwiRail Tranz Scenic Tranz Metro (Wellington to Paraparaumu) Veolia (Auckland to Pukekohe) |
| Character | Main line |
| Rolling stock | EF class electric locomotives |
| Technical | |
| Line length | 681 kilometres (423 mi) |
| No. of tracks | Double track Wellington-Pukerua Bay, Paekakariki-MacKays Crossing, Hamilton-Te Kauwhata, Amokura-Auckland, remainder single track |
| Gauge | 1,067 mm (3 ft 6 in) Cape gauge |
| Electrification | 1500V DC overhead (Wellington to Paraparaumu) 25kV 50Hz AC overhead (Palmerston North to Te Rapa) |
| Operating speed | 120 km/h maximum |
| Highest elevation | 815 metres (2,674 ft) |
