Insta
Mumbai Metro: 50 Per Cent Tunnelling Completed On 56 KM-Long Colaba-Bandra-SEEPZ Corridor’s Underground Line
Swarajya Staff
Jun 10, 2019, 07:52 PM | Updated 07:52 PM IST
Save & read from anywhere!
Bookmark stories for easy access on any device or the Swarajya app.
Mumbai’s first underground metro rail line has seen breakthrough as 28-km (50 per cent) tunnelling of Line 3 has been completed in a period 19 months. The Mumbai Metro 3, or line 3 is a 56-km line on the Colaba-Bandra-SEEPZ corridor.
The breakthrough was revealed by journalist Rajendra B. Aklekar on Twitter. The Mumbai Metro Rail Corporation (MMRC) launched the first tunnel boring machine (TBM)- Krishna-1 at Naya Nagar, Mahim in September 2017.
Since then the MMRC has worked in full steam with the help of 17 TBMs to tunnel the city, and are working towards the next 19 breakthroughs on the 33.5 km long metro-3 alignment.
There are 12 launching shafts to facilitate tunneling at Cuffe Parade, Eros Cinema, Azad Maidan, Science Museum, Siddhivinayak, Naya Nagar, BKC, Vidyanagari, Pali Ground, Sariput Nagar, Sahar Road, International Airport T2.
— Rajendra B. Aklekar (@rajtoday) June 10, 2019
The first breakthrough on alignment came in September 2018, followed by 12 more breakthroughs achieved at SEEPZ, CSIA T2, Sahar Station, MIDC, Domestic Airport T1, Dadar, Worli, Vidyanagari and Vidhan Bhavan over the next eight months till May 2019.
The longest line of tunnelling completed is the 3.9 km-long stretch between Vidyanagari and the Domestic Airport, and the shortest line is the 562-meter long Sariput Nagar to SEEPZ stretch. Totally, 19,504 segment rings were used to tunnel the completed 28 km stretch.
Save & read from anywhere!
Bookmark stories for easy access on any device or the Swarajya app.
Support Swarajya's 50 Ground Reports Project & Sponsor A Story
Every general election Swarajya does a 50 ground reports project.
Aimed only at serious readers and those who appreciate the nuances of political undercurrents, the project provides a sense of India's electoral landscape. As you know, these reports are produced after considerable investment of travel, time and effort on the ground.
This time too we've kicked off the project in style and have covered over 30 constituencies already. If you're someone who appreciates such work and have enjoyed our coverage please consider sponsoring a ground report for just Rs 2999 to Rs 19,999 - it goes a long way in helping us produce more quality reportage.
You can also back this project by becoming a subscriber for as little as Rs 999 - so do click on this links and choose a plan that suits you and back us.
Click below to contribute.