Summit railway station, Wellington Region Summit railway station, Wellington Region Summit railway station was at the summit of the Wairarapa Line over the Rimutaka Ranges in the Wellington region of New Zealand’s North Island and was where trains were marshalled for a descent down the Rimutaka Incline or for Fell locomotives to be extricated from a train that had ascended the Incline. The station was between Kaitoke and Cross Creek stations on the Wairarapa Line. The station was bypassed when the Rimutaka Tunnel was opened. Summit had no platform or other passenger facilities, did not consign goods or otherwise serve any settlement save for the
Rimutaka Tunnel the former route's Pakuratahi Tunnel. The 117 metre (380 ft) high shaft was constructed after tests showed that the tunnel would not generate enough natural ventilation if diesel traction was used through the tunnel. Originally it had been envisaged that electric traction would be used by extending the 1500-volt DC overhead electrification beyond Upper Hutt to either Featherston or Masterton, but economic studies favoured diesel traction. The new formation included two crossing loops; at the new Maymorn Railway Station (116 wagons) and the Rimutaka Loop (95 wagons) at the eastern portal of the tunnel. There are four bridges including a