Rimutaka Tunnel The first shot was fired in 1948 when the Public Works Department started the tunnel with bores of at the western end and at the eastern end. A contract for completing the tunnel was let to a consortium of Morrison Knudsen Inc. and Downer and Company on 7 May 1951. The work commenced at the west end in July 1951 and at the east end in August. The contract was expected to be completed in four years, but the headings met on 20 April 1954 with the concrete lining finished a month later. New Zealand Railways took possession of the
Dularcha Railway Tunnel 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 section of railway from Landsborough to Yandina, which in turn was part of the North Coast railway line from Brisbane to Gympie. The construction of Queensland railways began in