Eurotunnel_schema_(empty_service).svg


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Description
English: Typical cross section, with the service tunnel between twin rail ones; shown linking the rail tunnels is a piston relief duct, necessary to manage pressure changes due to the movement of trains
Français : Coupe schématique du tunnel au niveau des rameaux de communications (C) présent tous les 375 m. Les rameaux de pistonnement (D), présent tous les 250 m, permettent à l'air de circuler
Date
Source Modified version of Image:Eurotunnel schema.svg
Author Original by Arz, tiny modification by Commander Keane.
Other versions
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Captions

Typical cross section, with the service tunnel (B) between the two rail tunnels (A); shown linking the rail tunnels is a piston relief duct (D), necessary to manage changes in air pressure caused by the very fast movement of trains.

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19 February 2008