{"id":386,"date":"2025-07-10T10:48:36","date_gmt":"2025-07-10T08:48:36","guid":{"rendered":"https:\/\/www.systra.com\/turkiye\/?post_type=projects&#038;p=386"},"modified":"2026-02-07T19:50:47","modified_gmt":"2026-02-07T18:50:47","slug":"sariyer-kilyos-highway-tunnel-istanbul-turkiye","status":"publish","type":"projects","link":"https:\/\/www.systra.com\/turkiye\/project\/sariyer-kilyos-highway-tunnel-istanbul-turkiye\/","title":{"rendered":"Sar\u0131yer \u2013 Kilyos Highway Tunnel &#8211; Istanbul"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"content-top-project\">\n    <div class=\"content-top-details\">\n        <svg class=\"icon-sprite details-logo\"><use xlink:href=\"#icon_deco_systra_blanc\" \/>\n        <div class=\"title\">Technical details<\/div>\n        \t        <div class=\"single-content\">\n\t            <div class=\"subtitle\">Customer<\/div>\n\t            <div class=\"desc\">IC \u0130\u00e7ta\u015f \/ KGM<\/div>\n\t        <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Dates<\/div>\n                <div class=\"desc\"><p>2022 &#8211; Ongoing<\/p>\n<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Missions<\/div>\n                <div class=\"desc\">Preliminary and Detailed Design<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Localisation<\/div>\n                <div class=\"desc\"> Istanbul, T\u00fcrkiye<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Activity<\/div>\n                <div class=\"desc\">Highways<\/div>\n            <\/div>\n           \n            \n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-dusty-blue-color has-text-color has-link-color has-medium-font-size wp-elements-d54590cba04ea38b00bbbae3d60043ce\"><strong>Urban Mobility Innovation: massive double-tube highway tunnel in Istanbul<\/strong><\/p>\n\n\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>The project connects Kilyos and Sar\u0131yer districts with 7,75 km long alignment that has 1,75 km of connection roads. It includes 7 km long double tube tunnel.<\/p>\n\n\n\n<div style=\"height:41px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-figures\">Key Figures<\/h2>\n\n\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Third Largest TBM Tunnel in T\u00fcrkiye with an excavation diameter of 13,65 m.<\/li>\n\n\n\n<li>Cavern tunnels that will be used to assembly TBM with 665 m2 of tunnel face and 75 m long.<\/li>\n\n\n\n<li>13 bypasses, 4 cut&amp;cover structures, 500 m long adit tunnel.<\/li>\n\n\n\n<li>100 m long viaduct.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:74px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"520\" src=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged.jpg\" alt=\"\" class=\"wp-image-587\" srcset=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged.jpg 800w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-300x195.jpg 300w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-768x499.jpg 768w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-290x190.jpg 290w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-474x308.jpg 474w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-75x50.jpg 75w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-180x117.jpg 180w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-153x99.jpg 153w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/2-merged-230x150.jpg 230w\" sizes=\"auto, (max-width: 800px) 100vw, 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2560px\" \/><\/figure>\n\n\n\n<div style=\"height:39px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/10-ekim-20-scaled.jpg\" alt=\"\" class=\"wp-image-593\" style=\"width:557px;height:auto\" srcset=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/10-ekim-20-scaled.jpg 2560w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/10-ekim-20-300x225.jpg 300w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/10-ekim-20-1024x768.jpg 1024w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/10-ekim-20-768x576.jpg 768w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/10-ekim-20-1536x1152.jpg 1536w, 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class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-768x1024.jpeg\" alt=\"\" class=\"wp-image-997\" srcset=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-768x1024.jpeg 768w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-225x300.jpeg 225w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-1152x1536.jpeg 1152w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-1536x2048.jpeg 1536w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-474x632.jpeg 474w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9986-187x250.jpeg 187w, 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height=\"1024\" src=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-768x1024.jpeg\" alt=\"\" class=\"wp-image-996\" srcset=\"https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-768x1024.jpeg 768w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-225x300.jpeg 225w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-1152x1536.jpeg 1152w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-1536x2048.jpeg 1536w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-474x632.jpeg 474w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-187x250.jpeg 187w, https:\/\/www.systra.com\/turkiye\/wp-content\/uploads\/sites\/31\/2025\/07\/img_9948-1-1700x2267.jpeg 1700w, 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