{"id":1306206,"date":"2026-02-15T10:09:06","date_gmt":"2026-02-15T04:39:06","guid":{"rendered":"https:\/\/trak.in\/stories\/?p=1306206"},"modified":"2026-02-15T10:10:37","modified_gmt":"2026-02-15T04:40:37","slug":"rs-18000-crore-approved-for-indias-1st-underwater-rail-road-tunnel","status":"publish","type":"post","link":"https:\/\/trak.in\/stories\/rs-18000-crore-approved-for-indias-1st-underwater-rail-road-tunnel\/","title":{"rendered":"Rs 18,000 Crore Approved For India&#8217;s 1st Underwater Rail-Road Tunnel"},"content":{"rendered":"\n<p>India is moving forward with a <strong>landmark infrastructure project<\/strong> \u2014 the construction of its <strong>first underwater combined road and rail tunnel<\/strong>. Approved by the government at a cost of <strong>\u20b918,000 crore<\/strong>, this engineering marvel will link <strong>Sagar Island<\/strong> in <strong>West Bengal<\/strong> to the <strong>mainland<\/strong> by passing beneath the <strong>Hooghly River<\/strong>, significantly enhancing regional connectivity.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"476\" src=\"https:\/\/trak.in\/stories\/wp-content\/uploads\/2026\/02\/Screenshot-2026-02-15-at-10.08.03-AM.png\" alt=\"Rs 18,000 Crore Approved For India's 1st Underwater Rail-Road Tunnel\" class=\"wp-image-1306218\" srcset=\"https:\/\/trak.in\/stories\/wp-content\/uploads\/2026\/02\/Screenshot-2026-02-15-at-10.08.03-AM.png 850w, https:\/\/trak.in\/stories\/wp-content\/uploads\/2026\/02\/Screenshot-2026-02-15-at-10.08.03-AM-300x168.png 300w, https:\/\/trak.in\/stories\/wp-content\/uploads\/2026\/02\/Screenshot-2026-02-15-at-10.08.03-AM-768x430.png 768w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">A Major Connectivity Boost<\/h2>\n\n\n\n<p>Once built, the tunnel will serve both <strong>vehicles and trains<\/strong>, enabling faster, more efficient movement between Sagar Island and the mainland. At present, residents and businesses rely on ferry services and longer road routes to cross the river, which can be time-consuming and dependent on weather conditions. The underwater tunnel will cut travel time considerably, encouraging smoother transport for commuters, tourists, and goods.<\/p>\n\n\n\n<p>This project reflects India\u2019s broader push to improve transportation infrastructure in remote and economically important regions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Strategic Importance for West Bengal<\/h2>\n\n\n\n<p>Sagar Island is an important cultural and economic hub known for its tourism, especially during religious events like the annual Gangasagar Mela. However, it has long faced <strong>limited and unreliable connectivity<\/strong> with the mainland, restricting economic opportunities and accessibility.<\/p>\n\n\n\n<p>By linking the island directly through a tunnel, the project aims to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Boost <strong>tourism<\/strong> by making travel easier and faster.<\/li>\n\n\n\n<li>Improve <strong>trade and logistics<\/strong> for local industries.<\/li>\n\n\n\n<li>Enhance <strong>daily commuting<\/strong> for residents.<\/li>\n<\/ul>\n\n\n\n<p>Improved connectivity is also expected to support broader economic development in South Bengal and surrounding districts.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Engineering and Design Highlights<\/h2>\n\n\n\n<p>The proposed structure will feature:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A <strong>dual-mode tunnel<\/strong> capable of handling <strong>road vehicles<\/strong> on dedicated lanes as well as <strong>rail traffic<\/strong> on integrated tracks.<\/li>\n\n\n\n<li>Modern safety and ventilation systems tailored to underwater conditions.<\/li>\n\n\n\n<li>State-of-the-art construction techniques suited for sub-river environments.<\/li>\n<\/ul>\n\n\n\n<p>Such combined road-rail tunnels are rare and technically complex, underscoring the ambitious nature of the project.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Cost and Timeline<\/h2>\n\n\n\n<p>The total approved investment for the project is <strong>\u20b918,000 crore<\/strong>. While official timelines and detailed execution plans have yet to be finalised, similar large-scale infrastructure projects typically take several years to complete, involving careful planning, environmental clearances, and advanced engineering work.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Economic and Social Impact<\/h2>\n\n\n\n<p>The tunnel is expected to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reduce dependency on <strong>ferries<\/strong> and long detours.<\/li>\n\n\n\n<li>Create <strong>jobs<\/strong> during construction and operations.<\/li>\n\n\n\n<li>Increase <strong>tourist footfall<\/strong> and local income.<\/li>\n\n\n\n<li>Facilitate smoother <strong>rail and road logistics<\/strong> for regional trade.<\/li>\n<\/ul>\n\n\n\n<p>By dramatically improving accessibility, the tunnel could help transform Sagar Island\u2019s role within West Bengal\u2019s economic landscape.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A Step Toward Future Mega Projects<\/h2>\n\n\n\n<p>India\u2019s approval of this underwater road-rail tunnel marks a major milestone in infrastructure innovation. It highlights the government\u2019s commitment to developing high-impact transportation networks that can accelerate regional development while showcasing advanced engineering capabilities.<\/p>\n\n\n\n<p><a href=\"https:\/\/timesofindia.indiatimes.com\/india\/underwater-tunnel-across-brahmaputra-gets-govt-nod\/articleshow\/126315989.cms\">Image Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>India is moving forward with a landmark infrastructure project \u2014 the construction of its first underwater combined road and rail tunnel. Approved by the government at a cost of \u20b918,000 crore, this engineering marvel will link Sagar Island in West Bengal to the mainland by passing beneath the Hooghly River, significantly enhancing regional connectivity. A [&hellip;]<\/p>\n","protected":false},"author":30,"featured_media":1306218,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[21],"tags":[9437,9436],"class_list":["post-1306206","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-business","tag-road-rail-tunnel","tag-underwater-tunnel"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Rs 18,000 Crore Approved For India&#039;s 1st Underwater Rail-Road Tunnel - Trak.in - Indian Business of Tech, Mobile &amp; Startups<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trak.in\/stories\/rs-18000-crore-approved-for-indias-1st-underwater-rail-road-tunnel\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Rs 18,000 Crore Approved For India&#039;s 1st Underwater Rail-Road Tunnel - Trak.in - Indian Business of Tech, Mobile &amp; Startups\" \/>\n<meta property=\"og:description\" content=\"India is moving forward with a landmark infrastructure project \u2014 the construction of its first underwater combined road and rail tunnel. 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