The Koralm Tunnel is a railway tunnel

Tunnel

A tunnel is an underground passageway, completely enclosed except for openings for egress, commonly at each end.A tunnel may be for foot or vehicular road traffic, for rail traffic, or for a canal. Some tunnels are aqueducts to supply water for consumption or for hydroelectric stations or are sewers...

 under construction in Austria

Austria

Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...

 under the Koralpe

Koralpe

The Koralpe, also referred to as Koralm, is a mountain range in southern Austria which separates eastern Carinthia from southern Styria. Running from north to south, it drains to the river Lavant in the west, and to the river Sulm in the east...

 mountain range. It will be 32,9 km long and up to 1.250 m deep and be a part of the 130 km Koralmbahn linking Graz

Graz

The more recent population figures do not give the whole picture as only people with principal residence status are counted and people with secondary residence status are not. Most of the people with secondary residence status in Graz are students...

 with Klagenfurt

Klagenfurt

-Name:Carinthia's eminent linguists Primus Lessiak and Eberhard Kranzmayer assumed that the city's name, which literally translates as "ford of lament" or "ford of complaints", had something to do with the superstitious thought that fateful fairies or demons tend to live around treacherous waters...

. The tunnel will be composed by two single track tubes linked every 500 metres. There will be an emergency stop in the middle of the tunnel. The tunnel is expected to be operational by 2022.

External links

• Koralmtunnel.eu
• Koralmtunnel.at