Royal Engineer tunnelling companies were specialist units of the Corps of Royal Engineers within the British Army formed to dig attacking tunnels under enemy lines during the First World War.
Example of a mine gallery with timber roof support
French Army Trench in northeastern France
Major Sir John Norton-Griffiths MP, founder of the Royal Engineers tunnelling companies
172nd Tunnelling Company
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The 172nd Tunnelling Company was one of the tunnelling companies of the Royal Engineers created by the British Army during World War I. The tunnelling units were occupied in offensive and defensive mi
Captain William Henry Johnston VC, who commanded 172nd Tunnelling Company in early 1915
An aerial view of St Eloi, photographed on 1 April 1916. The craters created by the D2, D1, H4 and H1 mines are clearly visible.
British-dug fighting tunnel in Vimy sector