Tunnel boring machine being used in the western Dartford-Purfleet tunnel (1936)


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(51.467 0.26, 51.467 0.26) 


Tunnel boring machine being used in the western Dartford-Purfleet tunnel (1936).

This was a compressed air driven pilot tunnel - the main tunnelling work would not take place until 20 years later.


Attribution: Ministry of Transport/Highways England

Licence: CC BY 2.0