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INFRASTRUCTURE

Sydney Metro TBMs emerge at Westmead

With tunnelling work completed, strip down and removal of TBMs Betty and Dorothy begins

Duncan Moore
One of the TBMS used for the Sydney Metro West tunnels prior to its removal from the tunnels

One of the TBMS used for the Sydney Metro West tunnels prior to its removal from the tunnels | Credits: Sydney Metro West

The retrieval of tunnel boring machines (TBMs) Betty and Dorothy has kicked off after they completed their work on the Sydney Metro West tunnels. TBMs Betty and Dorothy bored out the Sydney Metro West...

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