The TBM will be tunneling an essential and strategic tunnel of 414 meters.
https://www.metrorailnews.in/nana-tbm-of-kanpur-metro-launched-into-the-cut-cover-shaft-at-mcrobertganj/
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.metrorailnews.in/nana-tbm-of-kanpur-metro-launched-into-the-cut-cover-shaft-at-mcrobertganj/
Nana TBM of Kanpur Metro Launched into the Cut & Cover Shaft at McRobertganj
www.metrorailnews.inUPMRC launched the Nana TBM into the Cut & cover Shaft at the McRobertganj.