Mumbai Metro Rail Corporation (MMRC), today, achieved 32nd breakthrough of the 1.10-km long tunnel from Siddhivinayak north shaft to Dadar Metro Station in the presence of Mr Ashutosh Kumbhakoni, Advocate General of Maharashtra. He said, "I appreciate that a monumental task is being completed while causing as little inconvenience to the public as possible. This line will be an important addition to the public transport infrastructure and a boon to Mumbaikars".
The Herrenknecht made Tunnel Boring Machine (TBM) Krishna-2, equipped with Earth Pressure Balance technology, was lowered on December 16, 2019, and has completed the upline stretch in 295 days using 791 rings.
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“Today’s breakthrough was a challenging task as Dadar Metro Station – one of the more prominent stations on the Colaba-Bandra-SEEPZ corridor – is located in close proximity of residential buildings and commercial shops”, said Mr Ranjit Singh Deol, Managing Director, MMRC.
The overall progress of Dadar Metro Station is 61%. Package-4, which consists of Dadar, Siddhivinayak and Shitladevi Metro Stations, showcases overall 94% tunnelling progress and 95% of the excavation work.
The total tunnelling of the project completed is 87% and civil work is 60% as on today.
