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Switzerland, Lungern - ch/23


  Invitation to tender for 3.2 km x 5 m-diameter pilot drive for proposed bypass tunnel. August 1999.Pilot drive for N8 highway tunnel under excavation by jv of Batigroup/Frutiger/Bilfinger & Berger using Robbins 4.75 m-diameter TBM refurbished at Robbins' new Cesate plant in Italy, and supplied with backup and continuous conveyor. Visit www.bilfingerberger.de and www.robbinstbm.com October 2000.