Inside Out Tunnelling
hyperTunnel says that it can build tunnels faster, safer and cheaper. Though secretive about their technology to date, CEO Jeremy Hammond and director of engineering Patrick Lane-Nott agreed to share some details with Kristina Smith.
This is the hyperTunnel process in a nutshell: bore a series of small-diameter holes around the perimeter of a proposed new tunnel using horizontal directional drilling (HDD); survey the ground from those holes; send in a swarm of robots to create a tunnel lining from those holes; and then excavate out the middle at great speed. Simple, right?
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