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
Kaunas Railway Tunnel be defective. In order to proceed with the construction, the bricks were being bought and delivered from the Netherlands and Germany. The construction of the tunnel was finished on 15 November 1861. The exploitation of the railway bridge over the Nemunas river started on 4 February 1862. The tunnel started operating in spring, 1862. The tunnel was opened for traffic in 1862. It was on the Lentvaris - Kaunas - Virbalis branch towards Prussia, of the Saint Petersburg-Warsaw railway. The tunnel's gauge was rebuilt to standard gauge by the Germans during World War I. The Kaunas tunnel was bombed by