What an exciting day to be ‘boring’ for Mary the Tunnel Boring Machine News Mary the tunnel boring machine is set to breakthrough on the second tunnel Wednesday as part of the HRBT expansion project.
Mary the Tunnel Boring Machine breaks through on second tunnel for HRBT expansion project News Mary the tunnel boring machine broke through on the second tunnel Wednesday as part of the HRBT expansion ...
A giant boring machine has broken through to complete excavation work to all of the tunnels along the 140 mile route of the HS2 railway. The enormous 125m (410ft) long machine emerged today (Mon) ...
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