{"id":21316,"date":"2024-03-07T01:54:36","date_gmt":"2024-03-06T20:24:36","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=21316"},"modified":"2025-10-10T12:25:28","modified_gmt":"2025-10-10T06:55:28","slug":"indias-first-under-river-metro-tunnel-in-kolkata","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/indias-first-under-river-metro-tunnel-in-kolkata\/","title":{"rendered":"India&#8217;s First Under-River Metro Tunnel"},"content":{"rendered":"<h2>About India&#8217;s First Under-River Metro Tunnel<\/h2>\n<ul>\n<li>It is a\u00a0part of Kolkata Metro\u2019s East-West Corridor.<\/li>\n<li>It passes\u00a0under the Hooghly River in the city&#8217;s northeast, with the tunnel 13 meters below the riverbed and 37 meters below ground level.<\/li>\n<li>It forms\u00a0part of the 4.8 km underground section from Howrah Maidan to Esplanade.<\/li>\n<li>It is the second section of the East-West Metro corridor and has been built at a cost of Rs 4,965 crore.<\/li>\n<li>The\u00a0stretch also has the deepest metro station in the country,\u00a0the Howrah Maidan\u00a0station, at 32 metres below ground level.<\/li>\n<li>The metro is expected to cover the 520-meter stretch under the Hooghly River in 45 seconds.<\/li>\n<\/ul>\n<h2>Key Facts about River Hooghly<\/h2>\n<ul>\n<li>The\u00a0<a href=\"https:\/\/vajiramandravi.com\/current-affairs\/hooghly-river\/\" target=\"_blank\"><u>Hooghly River<\/u><\/a>, also known as the Bhagirathi-Hoogly and Kati-Ganga Rivers, is one of the significant rivers in\u00a0West Bengal.<\/li>\n<li>It is a\u00a0distributary or arm\u00a0of the Ganges River, about\u00a0260 km long.<\/li>\n<li>Course:\n<ul>\n<li>It is\u00a0formed in Murshidabad, where the\u00a0Ganga splits into two parts,\u00a0while the\u00a0part flowing through Bangladesh is\u00a0called the Padma.<\/li>\n<li>The\u00a0other part is the Hooghly, which\u00a0flows through a heavily industrialized area of\u00a0West Bengal.<\/li>\n<li>The Hooghly River is\u00a0silted up above Kolkata, and the river flows to the west and south to the estuary of Rupnarayan and then south and southwest to\u00a0enter the Bay of Bengal\u00a0through a 32-kilometer-wide estuary.<\/li>\n<\/ul>\n<\/li>\n<li>The Hooghly\u2019s\u00a0majority of water comes from the Farakka Feeder Canal instead of natural water.\u00a0<\/li>\n<li>The\u00a0Farakka Barrage is a dam that\u00a0diverts water from the Ganges\u00a0into a canal near the town of Tildanga in Malda district. This\u00a0supplies the Hooghly with adequate water even in the dry season.<\/li>\n<li>Haldi, Ajay, Damodar, and Rupnarayan are the rivers that\u00a0feed the lower reaches of the Hooghly.\u00a0<\/li>\n<li>The\u00a0important cities near the Hoogli River are\u00a0Jiaganj, Azimganj, Murshidabad, and Baharampur.<\/li>\n<li>It is\u00a0spanned by a cantilever bridge between Haora and Kolkata and by the Bally Bridge between Bally and Baranagar.<\/li>\n<\/ul>\n<hr \/>\n<h3>Q1) What is a cantilever bridge?<\/h3>\n<p>A cantilever bridge is a bridge built using cantilevers, structures that project horizontally into space, supported on only one end. For small footbridges, the cantilevers may be simple beams; however, large cantilever bridges designed to handle road or rail traffic use trusses built from structural steel, or box girders built from prestressed concrete.\u00a0<\/p>\n<p><strong>Source:<\/strong> <a href=\"https:\/\/www.financialexpress.com\/business\/infrastructure-pm-modi-in-bengal-indias-first-under-river-metro-tunnel-in-kolkata-is-ready-for-inauguration-along-with-other-key-projects-heres-all-you-need-to-know-3414982\/\" target=\"_blank\" rel=\"nofollow noopener\"><u>PM Modi inaugurates India\u2019s first under-river metro route in Kolkata!<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>India&#8217;s First Under-River Metro Tunnel passes under the Hooghly River and is a part of Kolkata Metro\u2019s East-West Corridor.<\/p>\n","protected":false},"author":5,"featured_media":21317,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-21316","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/21316","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=21316"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/21316\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/21317"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=21316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=21316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=21316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}