CRCHI manufactures giant Tunnel boring machine for project in Sri Lanka
https://www.youtube.com/watch?v=YU1uE9ZrDUQ China CRCHI manufactures giant TBM for Sri Lanka. China Railway Construction Heavy Industry C...oration (CRCHI) produced in Changsha, China. It is for water project in...rrigation and flood. For 27 kilometer tunnel. Tunnel is lo...CRCHI manufactures giant Tunnel boring machine for project in Sri Lanka
https://www.youtube.com/watch?v=YU1uE9ZrDUQ China CRCHI manufactures giant TBM for Sri Lanka. China Railway Construction Heavy Industry C...oration (CRCHI) produced in Changsha, China.It is for water project in Sri...rrigation and flood. For 27 kilometer tunnel. Tunnel is lo...
cover tunnel photo by: Matt Brown from London, England / CC BY
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