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MMRC authorities assured that the work of TBM would not cause any trouble for Mumbaikars. “Of the 17 TBM machines, 10 are new and other 7 are refurbished. But each package will have at least one new TBM,” added Gupta.. The remaining TBMs are expected to arrive by February next year. Such shafts are constructed at the starting point of the underground tunnel, which will help to lower the machine underground.5 km Colaba-Bandra-SEEPZ Metro-3 line.MMRC authorities assured that the work of TBM would not cause any trouble for Mumbaikars. Beginning from Naya Nagar, Mahim the machine will come out in Dadar after a year. “The work of TBM will not be affecting or disturbing the residents, the work will be carried 25 meters deep from the main surface,” said S. Gupta, director (projects) MMRC. “The TBM machine will be lowered part by part through the shafts.

According to the MMRC, five TBMs will arrive in the city by October and three machines will come by September. Sixteen more highly mechanised TBMs will arrive in the dustbin mold Suppliers city by next year to drill 51 km of tunnels. The MMRC has ordered 17 TBM machines for the work of 33. It will be used to drill twin tunnels for the 33.The steel frame has been lowered at Naya Nagar launching shaft.

The first Tunnel Boring Machine (TBM) that arrived recently will be functioning from September itself. At first, the front body will be lowered, followed by middle body and in the end the tail skin,” said Gupta. The tunnel boring will begin only after CM's inauguration ceremony this month. There are shafts in areas like Cuffe Parade, Azad Maidan, Siddhi Vinayak, Science Museum, Naya Nagar, BKC, Marol etc. In order to assemble the machine, which weighs more than 300 tonnes, the MMRC has constructed 11 launching shafts. The TBM will function from this month itself. The parts of TBM will be assembled on this steel frame