Cutter head

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Part of the cutter head from the tunnel boring machine
Docklands Light Railway extension to Lewisham
Cutty Sark DLR station
London, September 2014

“Docklands Light Railway Lewisham Extension opened 22 November 1999. This is part of the cutter head from the front of the tunnel boring machine used to drive the twin tunnels under the River Thames from Island Gardens to Lewisham.” (DLR extension to Lewisham, London Remembers)