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MMRC completes Metro-3's 25th phase of tunnelling

The Tunnel Boring Machine (TBM) entered ground from Science Museum on September 27, 2018 and after 490 days, it has thrust through the Worli-end, completing the tunnelling work of 2,073 meters.

MMRC completes Metro-3's 25th phase of tunnelling
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The construction for Mumbai's Metro-3 project has picked up pace in the last few months. The 25th phase of tunnelling of this metro project was concluded on Wednesday, in presence of Tourism and Environment Minister, Aditya Thackeray. The Colaba-SEEPZ line will be Mumbai's first completely underground route and currently 78 per cent of the tunnelling work for the route has been finished.

The construction work for the Metro-3 project has been segregated in seven packages, amongst which, the Mumbai Central-Worli package is the longest, consisting of, Mumbai Central, Mahalaxmi, Science Museum, Acharya Atre Chowk, and Worli Station. Currently, Tunnel Boring Machine (TBM) Tansa-1 is making the underground route for the Mumbai Central-Worli package, and it is the first time, such work on the route is being conducted. 

The TBM entered the ground from Science Museum on September 27, 2018 and after 490 days, it has thrust through the Worli-end, to finish tunnelling work of 2,073 meters. It is said that the Mumbai Metro Rail Corporation (MMRC) had used 1,381 segment rings to conduct the tunnelling efficiently in this package.

Aditya Thackeray, who is the MLA from Worli, was present to witness MMRC's feat when the TBM exited via the Worli-end.

Till now, MMRC has completed 25 phases of tunnelling work with seven phases yet to reach completion. As per reports, 17 TBMs are currently functioning to complete the tunnelling for Metro-3 project and MMRC has kept eight launching shafts across the city to launch these machines.

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