Giant TBM cutterhead takes road trip to second drive

HS2 joint venture Balfour Beatty Vinci has dismantled TBM Dorothy and ferried the huge cutterhead back to start its second drive in Warwickshire.
Dorothy completed the first tunnel drive on the Long Itchington Wood Tunnel in July, breaking through at the south portal site.
Now the TBM cutterhead has been dismantled and transported 2.5km on a 48-wheel Self Propelled Trailer to the tunnel’s north portal site for its second drive.
The TBM’s 120t tail skin was also moved in the same oper