What is the average depth of the tunnels?

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The depth of the tunnels below the seabed averages about 150 ft (45 m).

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Get more facts and information about Channel Tunnel . Or, view the full encyclopedia entry from The Columbia Encyclopedia, Sixth Edition.

Similar questions: What is the average depth of the tunnels below the seabed? How far below the seabed do the tunnels go? [ Hide these questions ]

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