First tunnel built entirely by robots

A British technology company has revealed the world’s first entirely robot-constructed tunnel at its research facility in the North Hampshire Downs.
HyperTunnel’s new automated construction method is designed to build tunnels more than 10 times faster and at half the cost of conventional techniques
Using swarm construction methods according to a digital twin of the tunnel, a fleet of ‘hyperBot’ robots entered the ground via an arch of plastic pipes.
Once inside, the robot