Kolkata Metro runs through tunnel below Hooghly, first in India to complete under-river journey
https://indianexpress.com/article/cities/kolkata/metro-rake-runs-under-river-first-time-india-howrah-kolkata-8553813/Kolkata Metro Update: India's first underwater metro tunnel to be made operational by 2023
The Kolkata Metro Rail Corporation Limited (KMRCL) is constructing the Kolkata East-West Metro Line and the...https://www.financialexpress.com/infrastructure/kolkata-metro-update-indias-first-und...India: How are the Kolkata East-West Line Tunnel Engineers fighting the TBM in water cavern problem?
...a Lane that had led to the subsidence and cracks in 18 buildings in the area. https://timesofindia.indiatimes.com/city/kolkata/long-wait-for-light-at-end-of-tunnel-in-kolkata/articleshow/70953507.cms &...Reply on topic: Work starts to bridge final 9m gap of East-West Metro tunnel in Kolkata
https://timesofindia.indiatimes.com/city/kolkata/work-starts-to-bridge-final-9m-gap-of-east-west-metro-tunnel-in-kolkata/articleshow/97614072.cmsKolkata Tunnel causing houses collapse: Water leak returns after early success,
Additional problems on TBM mishap which left 500 people homeless https://timesofindia.indiatimes.com/city/kolkata/water-leak-returns-after-early-success-kolkata-metro-in-for-long-haul/articleshow/71002164.cms
cover tunnel photo by: Matt Brown from London, England / CC BY
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