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
Dularcha Railway Tunnel significant as one of only two tunnels constructed along the entire North Coast Line and is good example of a concrete lined tunnel constructed for Queensland's narrow-gauge railway lines. Dularcha Railway Tunnel Dularcha Railway Tunnel is a heritage-listed former railway tunnel at south of Mooloolah township in Landsborough, Sunshine Coast Region, Queensland, Australia. It was built from 1890 to 1891 by T Jesser & Company. It is also known as North Coast Line No 1 : Mooloolah tunnel. It was added to the Queensland Heritage Register on 24 September 1999. Dularcha Railway Tunnel, constructed in 1890-91, formed part of the