Bertha Surfaces 3-30-15

Time Lapse Video: Bertha Surfaces

The huge cutter head of the tunnel-boring machine (her name would be Bertha) that’s being used to create the Highway 99 tunnel under downtown Seattle is now above ground. The four-million pound cutting mechanism was […]


File Photo Tunnel (Photo by Phil Walter/Getty Images)

Watch Bertha MOVE! [Video]

Have you been curious to see what a tunnel boring machine actually looks like when it’s moving? Surprisingly, this moving machine is Bertha, who’s been stuck since, like, forever! What you see in this time-lapse […]


(Photo MARK RALSTON/AFP/Getty Images)

Bertha Gets Stopped By Some Very Old Stuff

Remember when she stopped digging last December? She ran into something very hard. Finally, workers dug down to work on Bertha, the boring machine that’s trying to make a tunnel through Seattle’s waterfront, who had […]


New Four-Mile Tunnel To Deliver Water To Southern California

Big Bertha Arrives In Town: Get Ready To Be Drilled…

An 80-million dollar tunnel-boring machine, described as the world’s widest, is now in Seattle after arriving from Japan via a HUGE BOAT.  The machine, called “Bertha,” will dig a two-mile tunnel that will replace the […]