Discussion topics

• 

  Reply on topic: Bauma2019 Is it worth visiting for tunnellers?

  ...e tunnel equipment manufacturing, the importance of me is the chance to meet the component suppliers. Like Carbide cutter bits for TBM cutter head knives etc. There are lots of opport...

  1854 days ago

• 

  Seattle Alaskan Way Viaduct replacement tunnel: Judge finds that tunnel contractors threw away pipe fragments that Bertha hit

  ...ection of the pipe has mangled into the cutter head of the Bertha. Initial thought was that it had damaged a number of cutters (Bertha used mostly knives) on the cutter head. But a la...

  1816 days ago

• 

  The Washington Court of Appeals revives the insurance lawsuit over Tunnel Boring Machine (Bertha) damage

  ...ection of the pipe has mangled into the cutter head of the Bertha. Initial thought was that it had damaged a number of cutters (Bertha used mostly knives) on the cutter head. But a la...

  998 days ago

• 

  Tunnelling work on Chester’s new drain has started

  ...imise disruption above ground. This industry standard process uses a remotely controlled, laser guided tunnel boring machine with rotating cutting knives and discs that will be driven...

  1114 days ago

• 

  Washington Supreme Court rules Insurance does not cover delays caused by the damaged Tunnel Boring Machine (Bertha)

  ...ection of the pipe has mangled into the cutter head of the Bertha. Initial thought was that it had damaged a number of cutters (Bertha used mostly knives) on the cutter head. But a la...

  595 days ago