Rimutaka Tunnel the first fully dieselised line in New Zealand. Today, DBR, DC, DFT and DX class locomotives run the route. There have been proposals to electrify the tunnel and the Wairarapa line as far north as Masterton as an extension of the Wellington suburban electrification. The tunnel was designed to enable catenary to be installed but this has not happened, and the catenary finishes just north of Upper Hutt station. In 2007, Greater Wellington Regional Council rejected a call to electrify the tunnel, on the basis that patronage did not justify the expenditure, and that the tunnel would "have to be
Quitaque Railway Tunnel Quitaque Railway Tunnel The Quitaque Railway Tunnel or Clarity Tunnel is a abandoned railway tunnel in Floyd County, Texas about southwest of Quitaque. Construction started in 1927, and the tunnel and associated railway line were completed and opened for use in 1930. The tunnel was listed on the National Register of Historic Places in 1977, and was designated a Texas State Antiquities Landmark in 2003. The Fort Worth and Denver South Plains Railroad Company built the tunnel for its own use. Irish and Swedish immigrants comprised the construction crews. The tunnel cuts through sandstone of the Caprock Escarpment, about 50