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  Robbins Single Shield completes Canada’s Largest Outfall

    On March 3, 2022, a 7.95 m (26.1 ft) diameter Robbins Single Shield TBM completed a record-setting run below Lake Ontario. The machine, for the Southland/Astaldi JV, bored 3.5 km (2.2 mi) in sedimentary rock for the Ashbridges Bay Outfall in Toronto, Ontario, Canada. The machine ...

  Tags: made in The USA, made in USA

  786 days ago

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  Montreal light rail project uses Robbins TBM to bore through sensitive area

  The article describes the tunnel boring machine as the `earthbound submarine`. Funny. https://www.rtands.com/track-construction/track-structure/bridges-tunnels/montreal-light-rail-project-uses-submarine-to-bore-through-sensitive-area/

  Tags: made in the USA

  572 days ago