ianVisits

Inside the giant machine digging HS2’s railway tunnels to Euston station

Nearly 200 metres long and weighing over a thousand tonnes, HS2’s final tunnel boring machine is an underground factory digging a railway to Euston.
wjla

A huge machine just spent 3 years underneath DC digging a 5-mile long tunnel. Here's why.

ARLINGTON, Va. (7News) — For three years, "Chris" has been digging a five-mile long tunnel, 100 feet below the surface of D.C. Now it’s time for him to emerge. Chris the Tunnel Boring Machine has now ...
Seattle Times

Machine is done digging Seattle’s huge sewage and stormwater tunnel

The 900,000-pound machine that started boring a gargantuan sewage and stormwater tunnel under Seattle in 2021 at last burst into the open this month, completing its rocky 2.7-mile route in just under ...
autoevolution

Meet Florence, the Giant Tunneling Machine That’s Building UK’s Future Railway

You might not think so at first, but a tunnel boring machine (TBM) can be fascinating in its own way. Imagine a giant machine, with an elongated shape, that digs her way under the ground, as to not ...