Kolkata to get India’s First Underwater Metro Tunnel to be Operational by 2021

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Work on the tunnel for the underwater Metro project is on the verge of completion and operational services will start very soon. The five km stretch of East-West Metro between Salt Lake and Howrah was monitored and will be operational soon. The foundation stone of the project was first laid in 2009.

The project is being implemented by the Kolkata Metro Rail Corporation. The 16.6 km Kolkata East-West Metro will ferry an estimated one million passengers per day by 2035.

The entire project will be completed by 2021. After the completion of this project, the underwater train will connect Howrah and Mahakarn Railway Stations, which are among the busiest railway stations in the world.

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The 520 mtr twin tunnel has been built 30 mtr below the riverbed, and it is estimated that those commuting from Howrah to Mahakaran Metro station will need around a minute as the train is expected to pass this tunnel at a speed of 80 km per hour.

All You Need To Know About India’s First Underwater Metro Tunnel in Kolkatta 

Underground tunnelling is a perceptible development feature across the world. Thames Tunnel in London, is the oldest existing underwater tunnel which was opened in 1843. Many rising economies have started to understand the gigantic potential underground spaces have, for giving network between urban areas. Production of a submerged path is an imaginative and clever answer for the maintainable improvement of foundation. Kolkata will be the primary city in India, to have a submerged passage. While the development work for the nation’s first submerged metro burrow, to be worked close waterway Hooghly in West Bengal’s Howrah, is as of now finished, it is relied upon to be operational by June 2019. Here’s a report on the story.

Certainties about the nation’s first submerged metro tunnelTwo parallel passages has been built along the course of the up and coming Rs 9000-crores East-West Metro venture that will connection Salt Lake Sector V in the east, to Howrah Station in the west. To be constructed 13 meters beneath the riverbed and 30 meters underneath the world’s surface, the 520-meter passage structures, will keep running on either side of the Hooghly waterway and will associate the twin urban areas of Kolkata and Howrah. Howrah is a clamoring zone and an enormous number of workers travel from the station situated here.

Construction facts about the Underwater Metro tunnel project

Six out of the twelve stations on the metro course will be based on a 10.8-kilometer long underground passageway. The measurement of the passage is 5.5 meters and the separation between the parallel passages, will shift along the stretch.

Around 250 individuals have been sent at the site and development is in advancement, utilizing the German-made Tunnel Boring Machine. To handle the difficulties of crumbling of earth, soil disintegration or water drainage, the passage fragments will be fixed, with a thick layer of cement.

The Kolkata Metro Railway Corporation Limited, is taking endeavors to address issues of auxiliary harm caused to some well known legacy structures like the Howrah District Library situated close to the site in view of the burrowing exercises. Measures to enlarge the establishment of the structure and grouting of the dirt, have been embraced. Experts are concocting plans to anticipate harm to different structures in the region that incorporate the Currency Building, an Italian structure worked in 1830s and two Jewish Monuments – the Maghen David Synagogue and the Beth-El Synagogue.

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The possibility of an under-stream passage was conceptualized path in 1984 under the rule of Prime Minister Indira Gandhi, during the development of the metro venture however couldn’t be attempted because of absence of assets.

The Japan Bank of International Cooperation (JBIC) and Indian Railways have subsidized the second period of the metro railroad development venture, with an all out expense of Rs 50 billion.

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