Mangaroa railway station Mangaroa railway station Mangaroa railway station was a single-platform rural railway station on the Wairarapa Line between Upper Hutt and Featherston in the Wellington region of New Zealand’s North Island, on the section that was replaced by the Rimutaka Tunnel deviation in 1955. It served the small rural settlement of Mangaroa, in the Mangaroa Valley, east of Upper Hutt. Mangaroa station was not originally built prior to the opening of Kaitoke station as part of the Mungaroa Contract. During the construction of the Rimutaka Tunnel, a siding was laid from the eastern end of the Mangaroa Valley and several chains
Otford railway tunnel 8 original tunnels on the Illawarra line from Waterfall to Clifton. The Otford Railway Tunnel, the seventh after Waterfall, was the final major engineering project which permitted the linking up of the northern part of the Illawarra Line to the isolated southern part in 1888. The Otford Railway Tunnel opened on 3 October 1888. The single line connection was made at (old) Stanwell Park Station (now bypassed by the 1915 Stanwell Park Deviation). The tunnel was built of brick arched form and when built was the largest and steepest (5,985 feet long - 1824m - and 1 in 40 gradient)