{"id":140324,"date":"2025-09-26T08:20:00","date_gmt":"2025-09-26T06:20:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=140324"},"modified":"2025-09-24T08:58:47","modified_gmt":"2025-09-24T06:58:47","slug":"leichter-und-staerker-neue-generation-von-netzwerkbogenbruecken","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/leichter-und-staerker-neue-generation-von-netzwerkbogenbruecken\/","title":{"rendered":"Plus l\u00e9gers et plus solides : nouvelle g\u00e9n\u00e9ration de ponts en arc en r\u00e9seau"},"content":{"rendered":"<p class=\"bodytext\">Depuis l&rsquo;ann\u00e9e derni\u00e8re, un nouveau pont frontalier enjambe l&rsquo;Oder pr\u00e8s de K\u00fcstrin. Il est soutenu par une arche en r\u00e9seau de 130 m\u00e8tres de port\u00e9e et 88 poutres en carbone. Comme l&rsquo;indique un <a href=\"https:\/\/www.empa.ch\/web\/s604\/cfk-netzwerkbogen-oderbruecke\" target=\"_blank\" rel=\"noopener\">communiqu\u00e9<\/a> de l&rsquo;<a href=\"https:\/\/www.empa.ch\/\" target=\"_blank\" rel=\"noopener\">Empa<\/a> qui vient d&rsquo;\u00eatre publi\u00e9, ces c\u00e2bles de tension en carbone ont \u00e9t\u00e9 d\u00e9velopp\u00e9s par <a href=\"https:\/\/www.carbo-link.com\/\" target=\"_blank\" rel=\"noopener\">Carbo-Link<\/a>, une filiale de l&rsquo;Empa bas\u00e9e \u00e0 Fehraltorf. Les supports en carbone sont en plastique renforc\u00e9 de fibres de carbone (PRFC).<\/p>\n<p class=\"bodytext\">Ce nouveau mat\u00e9riau permet non seulement une mise en \u0153uvre flexible, mais aussi d&rsquo;\u00e9conomiser une grande quantit\u00e9 de dioxyde de carbone qui serait lib\u00e9r\u00e9e par les structures en acier traditionnelles. L&rsquo;utilisation de poutres en carbone permet de r\u00e9duire consid\u00e9rablement le poids propre par rapport \u00e0 des poutres en acier plat. La construction a permis d&rsquo;\u00e9conomiser environ 500 tonnes d&rsquo;acier et 1350 tonnes de b\u00e9ton arm\u00e9.<\/p>\n<p class=\"bodytext\">L&rsquo;un des principaux avantages des nouveaux c\u00e2bles porteurs r\u00e9side dans leur grande r\u00e9sistance \u00e0 la traction et dans le fait qu&rsquo;ils se fatiguent moins que l&rsquo;acier. Les essais de fatigue ont \u00e9t\u00e9 r\u00e9alis\u00e9s en grande partie par une \u00e9quipe du d\u00e9partement Structural Engineering de l&rsquo;Empa, qui a confirm\u00e9 la r\u00e9sistance \u00e0 la fatigue n\u00e9cessaire du nouveau mat\u00e9riau PRFC. \u00ab\u00a0Nous avons ainsi cr\u00e9\u00e9 la base d&rsquo;une nouvelle g\u00e9n\u00e9ration de ponts en r\u00e9seau filigrane avec des suspensions en carbone comme \u00e9l\u00e9ments porteurs\u00a0\u00bb, d\u00e9clare Giovanni Terrasi, directeur du d\u00e9partement Mechanical Systems Engineering de l&rsquo;Empa, cit\u00e9 dans le communiqu\u00e9.<\/p>\n<p class=\"bodytext\">Sur le plan visuel, les nouveaux mat\u00e9riaux offrent des libert\u00e9s de conception, comme le montre le pont sur l&rsquo;Oder. Des poutres en carbone ont d\u00e9j\u00e0 \u00e9t\u00e9 utilis\u00e9es pour la construction d&rsquo;autres ponts, mais la particularit\u00e9 du pont sur l&rsquo;Oder est qu&rsquo;il est utilis\u00e9 pour la premi\u00e8re fois pour le transport ferroviaire lourd de marchandises. Les trains peuvent le franchir \u00e0 une vitesse de 120 kilom\u00e8tres par heure. Le pont a \u00e9t\u00e9 r\u00e9compens\u00e9 par le Deutscher Br\u00fcckenbaupreis et le Bridges International Award britannique.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le pont frontalier allemand sur l&rsquo;Oder pr\u00e8s de K\u00fcstrin dispose d&rsquo;une structure porteuse compos\u00e9e essentiellement de 88 suspensions en carbone. Celles-ci ont \u00e9t\u00e9 d\u00e9velopp\u00e9es avec le Laboratoire f\u00e9d\u00e9ral d&rsquo;essai des mat\u00e9riaux et de recherche (Empa) et permettent de r\u00e9duire les \u00e9missions.<\/p>\n","protected":false},"author":2,"featured_media":140319,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[8747,743,22357,22438],"tags":[36913,54734,2339,872,3931,3155,54735,32498,2002,54654],"class_list":["post-140324","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-energie","category-immonews-fr","category-industrie-du-batiment","category-trends-fr","tag-brueckenbau-fr","tag-carbon-seile-fr","tag-empa-fr","tag-immoinvest-fr","tag-immonews-fr","tag-infrastruktur-fr","tag-kohlenstofffaserverstaerkter-kunststoff-fr","tag-netzwerkbogenbruecke-fr","tag-news-fr","tag-oderbruecke-fr"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Le pont frontalier allemand sur l'Oder pr\u00e8s de K\u00fcstrin dispose d'une structure porteuse compos\u00e9e essentiellement de 88 suspensions en carbone. Celles-ci ont \u00e9t\u00e9 d\u00e9velopp\u00e9es avec le Laboratoire f\u00e9d\u00e9ral d'essai des mat\u00e9riaux et de recherche (Empa) et permettent de r\u00e9duire les \u00e9missions.\r\n","autor":"ce\/ww","ort":"D\u00fcbendorf\/Fehraltorf ZH\/K\u00fcstrin","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"Le pont frontalier allemand sur l&#039;Oder pr\u00e8s de K\u00fcstrin dispose d&#039;une structure porteuse compos\u00e9e essentiellement de 88 suspensions en carbone. Celles-ci ont \u00e9t\u00e9 d\u00e9velopp\u00e9es avec le Laboratoire f\u00e9d\u00e9ral d&#039;essai des mat\u00e9riaux et de recherche (Empa) et permettent de r\u00e9duire les \u00e9missions.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"immovestuser\"\/>\n\t<meta name=\"google-site-verification\" content=\"fHJKvgWpZCR2zVBHWfkQeFXC11qieUSff0HGNYfuyLA\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.immo-invest.ch\/fr\/leichter-und-staerker-neue-generation-von-netzwerkbogenbruecken\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"fr_FR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien - Die\u00a0Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Plus l\u00e9gers et plus solides : nouvelle g\u00e9n\u00e9ration de ponts en arc en r\u00e9seau - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:description\" content=\"Le pont frontalier allemand sur l&#039;Oder pr\u00e8s de K\u00fcstrin dispose d&#039;une structure porteuse compos\u00e9e essentiellement de 88 suspensions en carbone. Celles-ci ont \u00e9t\u00e9 d\u00e9velopp\u00e9es avec le Laboratoire f\u00e9d\u00e9ral d&#039;essai des mat\u00e9riaux et de recherche (Empa) et permettent de r\u00e9duire les \u00e9missions.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.immo-invest.ch\/fr\/leichter-und-staerker-neue-generation-von-netzwerkbogenbruecken\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2025\/09\/banoviag_realistic_scene_of_a_modern_network_arch_bridge_span_b09eaafb-fa20-4633-8620-ead46e3c326b_3.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2025\/09\/banoviag_realistic_scene_of_a_modern_network_arch_bridge_span_b09eaafb-fa20-4633-8620-ead46e3c326b_3.png\" \/>\n\t\t<meta property=\"og:image:width\" content=\"1536\" \/>\n\t\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-09-26T06:20:00+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-09-24T06:58:47+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Immoinvest\/100077962920504\/\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:site\" content=\"@i\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Plus l\u00e9gers et plus solides : nouvelle g\u00e9n\u00e9ration de ponts en arc en r\u00e9seau - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Le pont frontalier allemand sur l&#039;Oder pr\u00e8s de K\u00fcstrin dispose d&#039;une structure porteuse compos\u00e9e essentiellement de 88 suspensions en carbone. 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