CRCHI unveils the World's First Variable Diameter Inclined Shaft Tunnel Boring Machine
https://www.youtube.com/watch?v=YQT-vU3z618 The World's First Variable Diamet...support of a two-stage diversion inclined shaft in one formation, solving the problems of long construction cycle, l...CRCHI unveils the World's First Variable Diameter Inclined Shaft Tunnel Boring Machine
https://www.youtube.com/watch?v=YQT-vU3z618 The World's First Variable Diamet...support of a two-stage diversion inclined shaft in one formation, solving the problems of long construction cycle, l...CRCHI unveils the World's First Variable Diameter Inclined Shaft Tunnel Boring Machine
https://www.youtube.com/watch?v=YQT-vU3z618 The World's First Variable Diamet...support of a two-stage diversion inclined shaft in one formation, solving the problems of long construction cycle, l...Norway: Breakthrough in the first of four tunnels on new Sotrasamband
10 months after the first ointment was fired on the west side of Kolltveit, ther...today. Work on blasting out a new Kolltveitt tunnel has been going on without problems or delays, something we are v...Head of Tunnels and Ground Engineering - India - (BI 0006FG)
Head of Tunnels and Ground Engineering - India - (BI 0006FG) ...nd, if need be, carry out) analysis of structural and geotechnical engineering problems, particularly those related t...
cover tunnel photo by: Matt Brown from London, England / CC BY
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