Romania: PORR begins work on the Momaia tunnel on the Sibiu - Pitesti highway
...ORR starts work on 10 kilometers long Curtea de Argeș – Tigveni lot which has Momaia tunnel 1.35 km with two separate galleries. New Austrian NATM method is used and finish in...Korea: Government promotes TBM tunneling to suppress citizens' opposition to GTX Line
...ress railway (GTX) C line will be promoted according to the original plan with emphasis on Tunnel Boring Machine tunneling method rather than NATM. Hyundai E & C, in pri...São Paulo prepares to start boring 10km tunnel for the Line-6
...ê to the VSE Felício dos Santos. The Spanish contractor Acciona has already drilled a 450 meter tunnel for the Line 6 but it was in NATM. Now starts the TBM method....
cover tunnel photo by: Matt Brown from London, England / CC BY
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