{"id":3561,"date":"2024-08-21T13:38:05","date_gmt":"2024-08-21T13:38:05","guid":{"rendered":"https:\/\/kasifiz.com\/english\/turkeys-longest-tunnel-zigana-an-engineering-miracle-in-the-north-anatolian-mountains\/"},"modified":"2026-03-31T09:52:28","modified_gmt":"2026-03-31T09:52:28","slug":"turkeys-longest-tunnel-zigana-an-engineering-miracle-in-the-north-anatolian-mountains","status":"publish","type":"post","link":"https:\/\/kasifiz.com\/english\/turkeys-longest-tunnel-zigana-an-engineering-miracle-in-the-north-anatolian-mountains\/","title":{"rendered":"Turkey&#8217;s Longest Tunnel Zigana: An Engineering Miracle in the North Anatolian Mountains"},"content":{"rendered":"<div>\n<p><strong>The Zigana Tunnel is an engineering marvel built in the harsh geography of the Northern Anatolian Mountains in the Black Sea Region of Turkey. This twin-tube road tunnel, which stretches between the provinces of Trabzon and G\u00fcm\u00fc\u015fhane, is the longest in the country and the longest in Europe with a length of 14,476 meters.<\/strong><\/p>\n<figure class=\"wp-block-image size-full\"><noscript><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"666\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli4.webp\" alt=\"\" class=\"wp-image-13462\" title=\"\"><\/noscript><\/figure>\n<p>During the construction of the tunnel, an expert team <strong>3.5 million cubic meters of excavation was carried out, and enough iron was used to build 6 Eiffel Towers and enough concrete to build housing for 70,000 people. <\/strong>Completed after a seven-year arduous process <strong>Zigana Tunnel,<\/strong> It has added a new one to Turkey&#8217;s giant structures by making road transportation in the region safer and more comfortable. This project draws attention as an engineering success that has left its mark not only on today but also on the future.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" alt=\"\" class=\"wp-image-13460\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli-1024x576.jpg\" data-lazy- title=\"\"><noscript><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli-1024x576.jpg\" alt=\"\" class=\"wp-image-13460\" title=\"\"><\/noscript><\/figure>\n<h3 class=\"wp-block-heading\"><strong>Zigana Tunnel Wins Best Project Award in the &#8216;Construction Methodology&#8217; Category at the 2023 Global Success Awards<\/strong><\/h3>\n<p>The Zigana Tunnel is an impressive tunnel located in the Northern Anatolian Mountains in the Black Sea Region of Turkey. <strong>double tube road tunnel<\/strong>is. <strong>Trabzon and Gumushane<\/strong> This tunnel connects the provinces,<strong> Macka in the north<\/strong> And <strong>Torul in the south <\/strong>It is part of the D.885 road. Its length is <strong>14,476 meters<\/strong> (47,493 feet) is the longest highway tunnel in Turkey.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"575\" alt=\"\" class=\"wp-image-13463\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli6-1024x575.webp\" data-lazy- title=\"\"><noscript><img decoding=\"async\" width=\"1024\" height=\"575\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli6-1024x575.webp\" alt=\"\" class=\"wp-image-13463\" title=\"\"><\/noscript><\/figure>\n<p>The construction of the tunnel began in April 2016 and was opened on May 3, 2023. The new Zigana Tunnel bypasses the 2,032-meter-high Zigana Pass and the previous Zigana Tunnel, which was completed in 1988. This new tunnel shortens the route by approximately 8 kilometers, <strong>It reduced the travel time for heavy vehicles from 60 minutes to 20 minutes and for cars to 10 minutes.<\/strong><\/p>\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"660\" height=\"420\" alt=\"\" class=\"wp-image-13461\" style=\"width:820px;height:auto\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli3.jpg\" data-lazy- title=\"\"><noscript><img decoding=\"async\" width=\"660\" height=\"420\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli3.jpg\" alt=\"\" class=\"wp-image-13461\" style=\"width:820px;height:auto\" title=\"\"><\/noscript><\/figure>\n<p>The tunnel starts at the 44th kilometer of the Trabzon-A\u015fkale Road, at the Ma\u00e7ka-Ba\u015fark\u00f6y location, at 1,015 meters, and has a 3.30 percent climb and 0.85 percent descent slope up to 1,264 meters. It is also connected to the K\u00f6stere-G\u00fcm\u00fc\u015fhane Road at the 67th kilometer with a 1,212-meter overpass. During the construction process, 90 curves were removed and the slope was reduced from 7.70 percent to 3.30 percent. There are a total of four air shafts, one clean and one dirty air shaft at each station of the tunnel.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" alt=\"\" class=\"wp-image-13464\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli2-1024x576.webp\" data-lazy- title=\"\"><noscript><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/kasifiz.com\/wp-content\/uploads\/2024\/08\/zigana-tuneli2-1024x576.webp\" alt=\"\" class=\"wp-image-13464\" title=\"\"><\/noscript><\/figure>\n<p>Zigana Tunnel was opened on May 3, 2023 with the participation of President Recep Tayyip Erdo\u011fan and Minister of Transport and Infrastructure Adil Karaismailo\u011flu. <strong>It won the best project award in the \u201cConstruction Methodology\u201d category at the 2023 Global Achievement Awards. <\/strong>According to the statements made in 2024, the tunnel will save 152 million liras of time and 210 million liras of fuel per year, while reducing carbon emissions by 15 thousand tons annually.<\/p>\n<p><strong>To join our WhatsApp group <\/strong><a href=\"https:\/\/chat.whatsapp.com\/GcUb561wzz44AcjKoMQHY6\" target=\"_blank\" rel=\"noopener\"><strong>CLICK!<\/strong><\/a><\/p>\n<p><h5>Share<\/h5>\n<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The Zigana Tunnel is an engineering marvel built in the harsh geography of the Northern Anatolian Mountains in the Black Sea Region of Turkey. This twin-tube road tunnel, which stretches between the provinces of Trabzon and G\u00fcm\u00fc\u015fhane, is the longest in the country and the longest in Europe with a length of 14,476 meters. During &hellip; <\/p>\n","protected":false},"author":1,"featured_media":3562,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39],"tags":[3806,3805,3746,1970,1562,2676,2555,1358,3804],"class_list":["post-3561","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-what","tag-anatolian","tag-engineering","tag-longest","tag-miracle","tag-mountains","tag-north","tag-tunnel","tag-turkeys","tag-zigana"],"_links":{"self":[{"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/posts\/3561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/comments?post=3561"}],"version-history":[{"count":0,"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/posts\/3561\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/media\/3562"}],"wp:attachment":[{"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/media?parent=3561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/categories?post=3561"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kasifiz.com\/english\/wp-json\/wp\/v2\/tags?post=3561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}