Contractors Bessac has chosen the KTZ415 pump from Japanese manufacturer Tsurumi to keep dry the 3 metre in diameter tunnels of length 93 kilometres.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.globalconstructionreview.com/japanese-pumps-to-dewater-underground-power-line-between-france-and-spain/
Japanese pumps to dewater underground power line between France and Spain - Global Construction Review
www.globalconstructionreview.comFrench tunneller Bessac is using Japanese pump technology to dewater the land-based sections of a 2GW, high-voltage power line that will cross the Bay of Biscay between France and Spain.