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  • Alaskan Way Viaduct - Follow Bertha

    The SR 99 tunneling machine, nicknamed Bertha, ... For the latest tunnel ... this page tracked her progress beneath Seattle. With the machine dismantled and ...

  • Inslee orders tunnel dig halted as soil sinks above Bertha ...

    (Ken Lambert / The Seattle Times) ... the ground above the tunnel-boring machine Bertha is continuing to sink, ... Bertha news. Stay up-to-date on ...

  • On Tunnel Boring Machine In Seattle - News

  • Seattle's tunnel-boring machine starts ... - Q13 FOX News

    Dec 21, 2015 · SEATTLE (AP) — The tunnel-boring machine called Bertha came to life after almost two years of repair work and is set to restart its journey under Seattle.

  • Alaskan Way Viaduct - Home

    Latest Program News. ... but pieces of Bertha's signature cutterhead were donated to the Port of Seattle and cutting tools and the machine ... Seattle Tunnel ...

  • Bertha | The Seattle Times

    Read more about the technical challenges and rising costs of the Highway 99 tunnel project, and the successes and travails of Bertha, the biggest-ever boring machine.

  • Latest News On Tunnel Boring Machine In Seattle - Video Results

  • king5.com | Bertha expected to break through Tuesday

    After a trip that has lasted nearly four years, Seattle's boring machine Bertha, which is digging the new Highway 99 tunnel to replace the Alaskan Way Viaduct, is expected to reach the end of its journey Tuesday.