... an excavation diameter of 9.8m, the TBM will be soon deployed on Lot 1 of the Santiago Metro Line 7 project in Chile...
https://tunnellingjournal.com/chinas-first-epbm-export-south-america/
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://tunnellingjournal.com/chinas-first-epbm-export-south-america/
China's first EPBM to export to South America
tunnellingjournal.comOn September 27th, China’s first EPBM to be exported to South America, manufactured by CRCHI, left the production line. With...