Kaimai Tunnel Kaimai Tunnel The Kaimai Tunnel is a railway tunnel through the Kaimai Range in the North Island of New Zealand. Since it was opened in 1978, it has held the title of longest tunnel, at 8.879 kilometres, in New Zealand, assuming this distinction from the previous title holder, the Rimutaka Tunnel. It is part of the Kaimai Deviation, which was constructed to bypass the old route of the East Coast Main Trunk Railway through the Karangahake Gorge (part of which has been preserved as the Goldfields Railway). The Kaimai Deviation is a 24 km line between Waharoa and Apata, including
Tunnel Railway Steam Collection and remain in use, while the other three were given to the Hampshire Narrow Gauge Railway Society. Most of the rails and sleepers were sold to the Romney, Hythe and Dymchurch Railway. Following three years of renovation, the lower section of the tunnel was reopened to the public in 2014 as part of the Ramsgate Tunnels tourist attraction. The tunnels were formally reopened by Prince Edward, Duke of Kent in a ceremony on 27 May 2014. Tunnel Railway The Tunnel Railway (also known as the Ramsgate Cliff Railway, the Ramsgate Tunnel Railway, the Ramsgate Underground Railway and the