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HomeNewsAvailable ResourcesVideo: Changing cutting tools on Bertha TBM

Video: Changing cutting tools on Bertha TBM

August 18, 2016 rockman Available Resources Comments Off on Video: Changing cutting tools on Bertha TBM

This is an interesting video of crews changing cutterhead teeth on the Bertha TBM beneath downtown Seattle. [Source: WSDOT YouTube Channel. Image: YouTube]

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Project Related

Video: Simulation View of Washington SR 99 Bored Tunnel (Alaskan Way Viaduct Replacement)

March 24, 2010 rockman Project Related Comments Off on Video: Simulation View of Washington SR 99 Bored Tunnel (Alaskan Way Viaduct Replacement)

A nifty BIM-type view of the proposed bored tunnel for Washington SR 99, the tunnel to replace the aging Alaskan Way Viaduct along Seattle’s waterfront. It’s pretty neat to see the piles and foundations for […]

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ADSC Foundation Drilling Magazine - January Cover
Project Related

Bertha TBM Access Pit Excavation Complete

February 9, 2015 rockman Project Related Comments Off on Bertha TBM Access Pit Excavation Complete

The excavation has been completed for the access shaft or rescue shaft that was needed to be able to remove the damaged cutterhead of the Bertha TBM on the Alaskan Way Viaduct Replacement project in […]

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The Bertha TBM after most of the repairs were completed
Project Related

Bertha Tunneling to Resume 1 Month Later Than Planned

November 13, 2015 rockman Project Related Comments Off on Bertha Tunneling to Resume 1 Month Later Than Planned

The Seattle Tunnel Partners JV announced last month that tunneling on the Alaska Way Viaduct Replacement project will resume a month later than originally planned. The Bertha TBM will resume mining on December 23 after […]

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