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Tunnelling at the Beishan Underground Research Laboratory near Jiuquan City in China's Gansu province has reached a depth of 280 metres, the depth of the first of two planned technology test platforms...
nuclear regulatory commission Staff Issues Generic Letter on Inaccessible or Underground Electric Cables
electrical cables nuclear power plants
2007/2/10
February 07, 2007，The Nuclear Regulatory Commission staff has issued a Generic Letter asking all operators of U.S. nuclear power plants for information on how they inspect or monitor a plant’s buried ...