{"id":20763,"date":"2026-10-20T07:18:36","date_gmt":"2026-10-20T07:18:36","guid":{"rendered":"https:\/\/tunnelingworld.com\/?p=20763"},"modified":"2026-10-20T07:18:36","modified_gmt":"2026-10-20T07:18:36","slug":"fehmarnbelt-tunnel-contractor-resumes-work-after-cyberattack","status":"publish","type":"post","link":"https:\/\/tunnelingworld.com\/?p=20763","title":{"rendered":"Fehmarnbelt Tunnel Contractor Resumes Work After Cyberattack"},"content":{"rendered":"<p>The cyberattack occurred overnight into Monday, 12 October 2026, affecting FLC\u2019s IT systems. Although the incident continues to disrupt some systems at the construction site, work has restarted across several areas of the project.<\/p>\n<p><strong>Tunnel Construction Activities Resume<\/strong><\/p>\n<p>According to FLC contractor director Matthias Laubenstein, offshore testing of the immersion pontoon <em>IVY<\/em> is taking place this week. The tests are an important step in preparations to immerse the first of the tunnel\u2019s 10 special elements.<\/p>\n<p>Earthworks are continuing without disruption on both the Danish and German sides of the project. Some concrete works have also resumed, while reinforcement steel production is continuing at the panel factory in Denmark.<\/p>\n<p>The production facility at R\u00f8dbyhavn is expected to resume operations shortly, although some IT-related effects remain.<\/p>\n<p><strong>Investigation Into Cyberattack Continues<\/strong><\/p>\n<p>The cyberattack is being investigated by Denmark\u2019s National Special Crime Unit. Sund &amp; B\u00e6lt, the Danish state-owned company responsible for the Fehmarnbelt Tunnel, has said it cannot provide further details while the investigation is ongoing.<\/p>\n<p>Although the incident has affected the contractor\u2019s IT systems, construction activities have gradually restarted. No further details about the nature of the attack have been disclosed.<\/p>\n<p><strong>Fehmarnbelt Tunnel Project Progress<\/strong><\/p>\n<p>The approximately 18km-long Fehmarnbelt Fixed Link will connect Denmark and Germany and is designed to become the world\u2019s longest immersed tunnel.<\/p>\n<p>FLC is responsible for constructing the immersed tunnel. The consortium comprises VINCI Construction Grands Projets, Per Aarsleff, Sol\u00e9tanche Bachy International, CFE, Wayss &amp; Freytag, Max B\u00f6gl Stiftung, BAM Infra and BAM International.<\/p>\n<p>Four of the tunnel\u2019s 79 standard elements have been immersed. Preparations are continuing for the installation of the first of 10 special elements, which include a basement section.<\/p>\n<p>The project will provide a fixed road and rail connection beneath the Fehmarnbelt strait, strengthening transport links between Scandinavia and continental Europe.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The cyberattack occurred overnight into Monday, 12 October 2026, affecting FLC\u2019s IT systems. Although the incident continues to disrupt some systems at the construction site, work has restarted across several areas of the project. Tunnel Construction Activities Resume According to FLC contractor director Matthias Laubenstein, offshore testing of the immersion pontoon IVY is taking place this week. The tests are an important step in preparations to immerse the first of the tunnel\u2019s 10 special elements. Earthworks are continuing without disruption on both the Danish and German sides of the project. Some concrete works have also resumed, while reinforcement steel production [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":20764,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41],"tags":[5721,408,1292,2265,410,207,677,5400,4876,5737,5690],"class_list":["post-20763","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-cyberattack","tag-denmark","tag-fehmarnbelt-tunnel","tag-femern-link-contractors","tag-flc","tag-germany","tag-immersed-tunnel","tag-infrastructure-projects","tag-sund-baelt","tag-tunnel-construction","tag-tunnel-engineering","post--single"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fehmarnbelt Tunnel Work Resumes After Cyberattack<\/title>\n<meta name=\"description\" content=\"Fehmarnbelt Tunnel construction has 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