{"id":159708,"date":"2026-06-29T12:00:00","date_gmt":"2026-06-29T10:00:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=159708"},"modified":"2026-06-24T13:47:29","modified_gmt":"2026-06-24T11:47:29","slug":"schlierens-schulriese-kalktarren-erwacht","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/schlierens-schulriese-kalktarren-erwacht\/","title":{"rendered":"Kalktarren, le g\u00e9ant scolaire de Schlieren, se r\u00e9veille"},"content":{"rendered":"\n\n<p class=\"wp-block-paragraph\">La r\u00e9novation est de grande envergure. L&rsquo;enveloppe du b\u00e2timent, les installations techniques, la protection contre l&rsquo;incendie et la s\u00e9curit\u00e9 sismique seront mises aux normes les plus r\u00e9centes. Au moins huit nouvelles salles de classe ainsi que des salles polyvalentes et des salles de groupe suppl\u00e9mentaires verront le jour, offrant ainsi un cadre adapt\u00e9 aux concepts p\u00e9dagogiques modernes. La fa\u00e7ade en b\u00e9ton apparent, \u00e9l\u00e9ment architectural embl\u00e9matique du b\u00e2timent, sera conserv\u00e9e. Sur les toits, le renforcement de la structure porteuse permettra d\u2019installer de vastes installations photovolta\u00efques qui couvriront \u00e0 l\u2019avenir une partie des besoins en \u00e9nergie de l\u2019\u00e9tablissement.<br><br><strong>Un apprentissage sans interruption<\/strong><br>Un \u00e9tablissement scolaire de cette envergure ne peut pas \u00eatre simplement mis \u00e0 l\u2019arr\u00eat. L\u2019\u00e9quipe de planification a donc mis au point un phasage judicieux. Les travaux se d\u00e9roulent alternativement et de mani\u00e8re coordonn\u00e9e dans une partie nord et une partie sud. Une douzaine de classes seront temporairement h\u00e9berg\u00e9es dans des conteneurs scolaires modernes install\u00e9s sur le site, sans perturber de mani\u00e8re notable la vie scolaire. L\u2019acc\u00e8s pour les classes, les enseignants et les associations restera assur\u00e9 pendant toute la dur\u00e9e des travaux. La planification montre qu\u2019une r\u00e9novation de grande envergure et le bon fonctionnement de l\u2019\u00e9tablissement scolaire ne sont pas n\u00e9cessairement incompatibles.<br><br><strong>De l\u2019\u00e9nergie provenant de la vall\u00e9e de la Limmat<\/strong><br>Avec cette r\u00e9novation, Kalktarren abandonne d\u00e9finitivement le gaz naturel et le fioul. \u00c0 l\u2019avenir, Limeco fournira du chauffage urbain, produit \u00e0 partir de la chaleur r\u00e9siduelle de l\u2019usine de valorisation des d\u00e9chets de Dietikon. Ce qui n\u2019est encore qu\u2019une vision ailleurs est ici concr\u00e8tement mis en \u0153uvre. La chaleur renouvelable issue du r\u00e9seau r\u00e9gional circule via un r\u00e9seau de chauffage urbain en pleine expansion, qui dessert progressivement la vall\u00e9e de la Limmat. Kalktarren devient ainsi un projet phare de la strat\u00e9gie municipale \u00ab z\u00e9ro \u00e9mission nette \u00bb \u00e0 l\u2019horizon 2040.<br><br><strong>Un \u00e9l\u00e9ment d\u2019une transition plus large<\/strong><br>Environ 48 % des \u00e9missions de gaz \u00e0 effet de serre sur le territoire de la ville de Schlieren proviennent du secteur immobilier. Aujourd\u2019hui encore, 70 % des b\u00e2timents municipaux sont chauff\u00e9s aux \u00e9nergies fossiles. Avec Kalktarren, la ville envoie un signal fort indiquant que cela est en train de changer. Ce complexe scolaire n\u2019est pas seulement le plus grand projet de r\u00e9novation de la ville depuis des ann\u00e9es, il prouve \u00e9galement que la construction \u00e9cologique est possible dans le parc immobilier existant et qu\u2019une commune peut ainsi poursuivre son d\u00e9veloppement global. Au lieu de d\u00e9molir et de reconstruire, le choix s\u2019est d\u00e9lib\u00e9r\u00e9ment port\u00e9 sur la pr\u00e9servation du patrimoine b\u00e2ti et sa revalorisation. Une d\u00e9cision qui pr\u00e9serve les ressources tout en garantissant la continuit\u00e9 urbanistique.<br><br><strong>Le calendrier<\/strong><br>La demande de permis de construire et les appels d\u2019offres sont en cours depuis d\u00e9but 2026. Le premier coup de pioche est pr\u00e9vu pour mi-2027, et l\u2019ach\u00e8vement des travaux pour fin 2029. Schlieren est en pleine construction. Et cela vaut le d\u00e9tour.<br><br>Texte : Christoph Gr\u00fcninger \u2022 Photo : Architron<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>Le complexe scolaire de Kalktarren, \u00e0 Schlieren, accueille environ 800 \u00e9l\u00e8ves dans l&rsquo;un des plus grands \u00e9tablissements scolaires du canton de Zurich. Le complexe s&rsquo;appr\u00eate d\u00e9sormais \u00e0 conna\u00eetre sa transformation la plus profonde depuis son ouverture en 1970. Le 28 septembre 2025, les \u00e9lecteurs ont donn\u00e9 leur feu vert avec 74 % de \u00ab oui \u00bb. Le budget s&rsquo;\u00e9l\u00e8ve \u00e0 45,66 millions de francs.<\/p>\n","protected":false},"author":2,"featured_media":159709,"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":[22699,56027,9652],"tags":[3784,872,3913,3931,2002,873,59800],"class_list":["post-159708","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-planification-developpement","category-renovation","tag-fernwaerme-fr","tag-immoinvest-fr","tag-immoinvest-2","tag-immonews-fr","tag-news-fr","tag-photovoltaik-fr","tag-schulsanierung"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"Le complexe scolaire de Kalktarren, \u00e0 Schlieren, accueille environ 800 \u00e9l\u00e8ves dans l'un des plus grands \u00e9tablissements scolaires du canton de Zurich. Le complexe s'appr\u00eate d\u00e9sormais \u00e0 conna\u00eetre sa transformation la plus profonde depuis son ouverture en 1970. Le 28 septembre 2025, les \u00e9lecteurs ont donn\u00e9 leur feu vert avec 74 % de \u00ab oui \u00bb. Le budget s'\u00e9l\u00e8ve \u00e0 45,66 millions de francs.","autor":"","ort":"","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":null,"newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"Le complexe scolaire de Kalktarren, \u00e0 Schlieren, accueille environ 800 \u00e9l\u00e8ves dans l&#039;un des plus grands \u00e9tablissements scolaires du canton de Zurich. Le complexe s&#039;appr\u00eate d\u00e9sormais \u00e0 conna\u00eetre sa transformation la plus profonde depuis son ouverture en 1970. Le 28 septembre 2025, les \u00e9lecteurs ont donn\u00e9 leur feu vert avec 74 % de \u00ab oui \u00bb. 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Le complexe s&#039;appr\u00eate d\u00e9sormais \u00e0 conna\u00eetre sa transformation la plus profonde depuis son ouverture en 1970. Le 28 septembre 2025, les \u00e9lecteurs ont donn\u00e9 leur feu vert avec 74 % de \u00ab oui \u00bb. 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