Media gallery

HS2 apprentices Leah Hickman and Jake Flood at Dorothy TBM's second launch

The BBV tunnelling team at the second launch of HS2's Long Itchington Wood Tunnel TBM

'Dorothy' TBM being reassembled on the Long Itchington Wood Tunnel site

'Dorothy' TBM's giant cutterhead being lifted into place during reassembly

Reassembly of 'Dorothy' TBM for second launch at Long Itchington Wood Tunnel

TBM reassembly at Long Itchington Wood Tunnel for relaunch