Yes, and the Austrian route is mostly in that category under the Koralpe Massif rather then the very politically awkward Home Counties (NIMBY Central, and very rich NIMBYs at that).
Hence why tunneling does not necessarily mean a stunningly expensive project. We just hear about the HS2s and Big Digs because they reverberate for decades with all the legal battles.
Hence why tunneling does not necessarily mean a stunningly expensive project. We just hear about the HS2s and Big Digs because they reverberate for decades with all the legal battles.