Explore the engineering marvel that is Martina, the world’s largest tunnel boring machine, and its incredible capabilities. Watch as this giant TBM digs through complex geological layers ...

expansion achieved a major milestone as its tunnel boring machine reached its destination. Nicknamed "Chessie," the tunnel boring machine broke through the receiving pit on Two Island at Thimble ...

The broken parts of the huge Tunnel Boring Machine (TBM) which were obstructing excavation at the 'D1, D2' spots were being removed, an official statement said. The muck inside the tunnel was ...