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Regno Unito - La TBM Helen ha abbattuto il diaframma

01/11/2017


Il contractor Laing O’Rourke/Ferrovial con la TBM Helen ha completato lo scavo del tunnel di 3 km per il prolungamento della Northern Line, tra la stazione di Battersea Power e  Kennington Green. Cliccare qui e uk/79 per l’archivio di tunnelbuilder. Collegarsi a https://tfl.gov.uk/travel-information/improvements-and-projects/northern-line-extension. 44/17.


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