The Arlberg Tunnel () may refer to:
*the
Arlberg Railway Tunnel
The Arlberg Railway Tunnel () forms the central part of the Arlberg railway in western Austria, running between the federal states Tyrol (state), Tyrol and Vorarlberg. It traverses through the Arlberg massif at the northeastern end of the Rhaet ...
of the Arlberg railway
*the
Arlberg Road Tunnel
The Arlberg Road Tunnel (), with a length of , is Austria's longest road tunnel. When it was inaugurated, it was the longest road tunnel in the world. It carries the Arlberg Schnellstraße, S16 Arlberg Schnellstraße (German for "Arlberg Highway ...
of the S16 Arlbergschnellstraße (''S16 Arlberg Highway'')
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