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People who like Vertical Tunnels: Herrenknecht's Shaft Boring Machine (SBM) bores shafts as deep as 2 kilometres in hard rock

    Lutz Genscher

    Vertical Tunnels: Herrenknecht's Shaft Boring Machine (SBM) bores shafts as deep as 2 kilometres in hard rock

    https://www.youtube.com/watch?v=3jmLwTqjsDs Herrenknecht is a leader in Tunnel Boring Machines. But less known is they also build shaft boring machines. They are used mainly in mining industry but also from time to time for tunnelling...