A German tunnel-boring machine just reached Washington, and the Potomac project turns sewer control into heavy engineering

DC Water's "Emily" is here. This massive tunnel machine will dig a 5.5-mile path to save the Potomac from sewage overflows.
EcoPortal.net

A French engineer watched a tiny worm chew through wet timber 200 years ago, and the giant machine his idea became is now eating through entire mountains beneat…

Tunnel boring machines can devour rock like a living creature. But the real surprise is what NASA and space engineers want to ...
KOIN 6

Can you dig it? Clackamas County Tunnel Boring Machine officially named “Clack-A-Mole”

PORTLAND, Ore. (KOIN) — After receiving more than 650 submissions to name a tunnel boring machine (TBM), the Clackamas County Board of County Commissioners has finally selected a winner. The newest ...