{"id":169090,"date":"2026-11-04T11:30:00","date_gmt":"2026-11-04T10:30:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=169090"},"modified":"2026-11-04T09:31:27","modified_gmt":"2026-11-04T08:31:27","slug":"die-a2-wird-zur-stadtfrage","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/die-a2-wird-zur-stadtfrage\/","title":{"rendered":"L&rsquo;A2 devient un enjeu urbain"},"content":{"rendered":"\n\n\n<p class=\"wp-block-paragraph\">Aujourd\u2019hui d\u00e9j\u00e0, plus de 100 000 v\u00e9hicules empruntent chaque jour le tunnel de Reussport. D\u2019ici 2030, ce chiffre devrait passer \u00e0 plus de 111 000, puis \u00e0 124 000 d\u2019ici 2040. Les autoroutes A2 et A14 atteindront ainsi leurs limites non seulement aux heures de pointe, mais aussi de mani\u00e8re structurelle.<br><br>Cela se refl\u00e8te \u00e9galement dans les ph\u00e9nom\u00e8nes d\u2019embouteillage. \u00c0 l\u2019\u00e9changeur de Rotsee, l\u2019axe national nord-sud, le trafic en provenance de Zurich et de Zoug ainsi que les axes r\u00e9gionaux se croisent. De l\u00e0, les bouchons peuvent rapidement se propager vers le r\u00e9seau local.<br><br><strong>Un r\u00e9seau aux r\u00f4les mieux d\u00e9finis<\/strong><br>La nouvelle rocade relie Ibach, au nord de Lucerne, \u00e0 Grosshof, \u00e0 Kriens. Deux tubes de tunnel s\u00e9par\u00e9s, comportant chacun deux voies, permettront de faire passer le trafic de transit sous terre, en contournant le centre-ville. Le trac\u00e9 actuel traversant Reussport et Sonnenberg restera disponible en tant qu\u2019autoroute urbaine pour le trafic \u00e0 destination de l\u2019agglom\u00e9ration, le trafic d\u2019origine et le trafic interne \u00e0 celle-ci.<br><br>Au nord, l\u2019A14 sera \u00e9largie de quatre \u00e0 six voies entre l\u2019\u00e9changeur de Rotsee et la jonction de Buchrain. Le tunnel de la mairie sera dot\u00e9 d\u2019un troisi\u00e8me tube \u00e0 cette fin. Au sud, l\u2019ensemble du syst\u00e8me comprend des am\u00e9nagements sur l\u2019A2 jusqu\u2019\u00e0 l\u2019\u00e9changeur de Lopper.<br><br>La redondance op\u00e9rationnelle est d\u00e9terminante. Le contournement et l\u2019autoroute urbaine cr\u00e9ent des axes pouvant \u00eatre emprunt\u00e9s en parall\u00e8le. Cela rend le r\u00e9seau moins vuln\u00e9rable en cas d\u2019accidents, de chantiers et de travaux d\u2019entretien. Un incident isol\u00e9 ne doit plus avoir le pouvoir de paralyser toute la r\u00e9gion.<br><br><strong>Kriens regagne de l\u2019espace<\/strong><br>\u00c0 Kriens, la solution de circulation devient un enjeu urbain. Pr\u00e8s de l\u2019Arsenal, il est pr\u00e9vu de recouvrir l\u2019A2 sur une longueur de 250 \u00e0 300 m\u00e8tres. Le tunnel de Schlund doit \u00eatre prolong\u00e9 de 130 \u00e0 150 m\u00e8tres. \u00c0 elles deux, ces couvertures s\u2019\u00e9tendront sur 380 \u00e0 450 m\u00e8tres et permettront de cr\u00e9er de nouvelles liaisons entre des zones urbaines aujourd\u2019hui s\u00e9par\u00e9es.<br><br>Au-dessus, des espaces verts, des lieux de rencontre et des liaisons s\u00e9curis\u00e9es pour les pi\u00e9tons et les cyclistes verront le jour. C\u2019est bien plus qu\u2019une simple protection contre le bruit. Cela cr\u00e9e une marge de man\u0153uvre pour Lucerne Sud, l\u2019un des principaux p\u00f4les de d\u00e9veloppement de la r\u00e9gion. L\u2019autoroute reste en place, mais elle perd un peu de son pouvoir de s\u00e9paration.<br><br><strong>Le co\u00fbt de cette liaison<\/strong><br>Selon l\u2019\u00e9tat actuel du projet, le projet de route nationale \u00ab Syst\u00e8me global de contournement de Lucerne \u00bb est estim\u00e9 \u00e0 environ 1,8 milliard de francs et financ\u00e9 par la Conf\u00e9d\u00e9ration. Les couvercles suppl\u00e9mentaires d\u2019Arsenal et de Schlund co\u00fbtent environ 186,5 millions de francs. L\u2019OFROU prend en charge 60 %, le canton de Lucerne 26 % et la ville de Kriens 14 %.<br><br>Les \u00e9lecteurs de Kriens se prononceront le 27 septembre 2026 sur la contribution municipale. En cas de \u00ab oui \u00bb, un vote cantonal sur la part cantonale aura lieu le 29 novembre 2026.<br><br>Le DETEC a d\u00e9livr\u00e9 l\u2019approbation des plans pour l\u2019ensemble du syst\u00e8me de contournement en f\u00e9vrier 2024. Des recours ont \u00e9t\u00e9 d\u00e9pos\u00e9s contre cette d\u00e9cision ; ils font actuellement l\u2019objet d\u2019une proc\u00e9dure judiciaire. Les passages couverts \u00e0 Kriens constituent un projet compl\u00e9mentaire et autonome. Leur r\u00e9alisation est pr\u00e9vue au plus t\u00f4t \u00e0 partir de 2037, apr\u00e8s une longue phase de planification, en coordination avec le contournement.<br><br><strong>Bien plus qu\u2019une simple circulation fluide<\/strong><br>Le contournement n\u2019est pas seulement un projet visant \u00e0 augmenter la capacit\u00e9. Il s\u2019agit d\u2019un projet destin\u00e9 \u00e0 d\u00e9sengorger l\u2019agglom\u00e9ration et la ville de Lucerne : les v\u00e9hicules qui circulent aujourd\u2019hui sur les routes cantonales et locales emprunteront \u00e0 l\u2019avenir l\u2019autoroute. Le trafic sera donc sensiblement r\u00e9duit sur de nombreuses routes situ\u00e9es autour du nouveau contournement. Les couvertures partielles apportent \u00e9galement une plus-value spatiale au p\u00f4le de d\u00e9veloppement de Lucerne-Sud, une meilleure qualit\u00e9 de vie et des liaisons solides au-del\u00e0 de l\u2019autoroute.<br><\/p>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Lorsque l&rsquo;A2 est bloqu\u00e9e, les embouteillages ne se limitent pas \u00e0 l&rsquo;autoroute. Ils se r\u00e9percutent sur les routes cantonales et communales, ralentissent la circulation des bus et p\u00e8sent sur la vie quotidienne en ville et dans l&rsquo;agglom\u00e9ration. La rocade de Lucerne est destin\u00e9e \u00e0 absorber cette pression. \u00c0 l&rsquo;avenir, le trafic de transit devrait contourner le centre-ville, tandis que l&rsquo;A2 existante sera principalement r\u00e9serv\u00e9e au trafic local.<\/p>\n","protected":false},"author":57,"featured_media":169091,"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":[22703,9824,56027],"tags":[63414,872,3931,63415,2002,39703,41357,63416,52646],"class_list":["post-169090","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mobilite","category-nouvelle-construction","category-planification-developpement","tag-autobahnausbau","tag-immoinvest-fr","tag-immonews-fr","tag-luzern-sued-2","tag-news-fr","tag-stadtentwicklung-fr","tag-tunnelbau-fr","tag-verkehrsengpass","tag-verkehrsinfrastruktur-2-fr"],"acf":{"bild_mit_ki_erstellt_worden":"","lead":"Lorsque l'A2 est bloqu\u00e9e, les embouteillages ne se limitent pas \u00e0 l'autoroute. Ils se r\u00e9percutent sur les routes cantonales et communales, ralentissent la circulation des bus et p\u00e8sent sur la vie quotidienne en ville et dans l'agglom\u00e9ration. La rocade de Lucerne est destin\u00e9e \u00e0 absorber cette pression. \u00c0 l'avenir, le trafic de transit devrait contourner le centre-ville, tandis que l'A2 existante sera principalement r\u00e9serv\u00e9e au trafic local.","autor":"Text: Christoph Gr\u00fcninger \u2022 Bilder: zVg.","ort":"","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"Lorsque l&#039;A2 est bloqu\u00e9e, les embouteillages ne se limitent pas \u00e0 l&#039;autoroute. Ils se r\u00e9percutent sur les routes cantonales et communales, ralentissent la circulation des bus et p\u00e8sent sur la vie quotidienne en ville et dans l&#039;agglom\u00e9ration. La rocade de Lucerne est destin\u00e9e \u00e0 absorber cette pression. \u00c0 l&#039;avenir, le trafic de transit devrait contourner le centre-ville, tandis que l&#039;A2 existante sera principalement r\u00e9serv\u00e9e au trafic local.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"immoinv_redakteur\"\/>\n\t<meta name=\"google-site-verification\" content=\"fHJKvgWpZCR2zVBHWfkQeFXC11qieUSff0HGNYfuyLA\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.immo-invest.ch\/fr\/die-a2-wird-zur-stadtfrage\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\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=\"L\u2019A2 devient un enjeu urbain - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:description\" content=\"Lorsque l&#039;A2 est bloqu\u00e9e, les embouteillages ne se limitent pas \u00e0 l&#039;autoroute. 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