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Kolkata East-West Metro TBMs retrieved, retreival shaft in Bowbazar to be sealed
Kolkata Metro Rail Corporation (KMRC) has completed retrieving the tunnel boring machine which has bored the East-West line. KMRC now busy filling in the retrieval shaft.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://timesofindia.indiatimes.com/city/kolkata/tbms-retrieved-e-w-shaft-in-bowbazar-to-be-sealed/articleshow/90673145.cms
Tbms Retrieved, E-w Shaft In Bowbazar To Be Sealed | Kolkata News - Times of India
timesofindia.indiatimes.comThe last parts of the giant tunnel boring machines (TBMs) commissioned to build the last leg of East-West Metro have been pulled out.