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The British Tunnelling Society has announced with deep regret the death of its chairman, David Wallis (1941-2000). At the time of his death on 3 November he was working for Halcrow on the Channel Tunnel Rail Link. Wallis joined Halcrow from university in 1960, where he spent his career working with some of Britain's foremost tunnelling experts and contributed to the success of many major tunnelling projects including the Victoria Line and the Channel Tunnel. His passion was tunnelling, ...

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