Rimutaka Tunnel fire suppression equipment, following the Pike River Mine disaster enquiry. Initially New Zealand DC class locomotives were used for the Wairarapa Connection, then from 2015 the DFB version of the New Zealand DF class locomotive (1979). The tunnel is used for freight from the Wairarapa to Wellington, notably logs from local pine forests and wood products from the Juken New Zealand Ltd timber mill at Waingawa, just south of Masterton. Rimutaka Tunnel The Rimutaka Tunnel (officially Tunnel 2, Wairarapa Line) is a railway tunnel through New Zealand's Remutaka Range, between Maymorn, near Upper Hutt, and Featherston, on the Wairarapa Line.
Yimbun Railway Tunnel HC Stanley; the steel and concrete Harlin Rail Bridge over Maronghi Creek at Harlin; and the Yimbun Railway Tunnel. Approximately two dozen timber rail bridges are still intact, although their condition varies greatly. Yimbun Railway Tunnel is located between and from Wulkuraka station along the former Brisbane Valley Branch Line formation and is sited beneath a saddle between two knolls. Yimbun Railway Tunnel is a semi-elliptical, concrete-lined, straight tunnel that is long and has a gradient of 1:165 against north-bound traffic. It has an earthen floor and is approximately high at its apex. Both portals feature the date "1910". The