{"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":"<p class=\"wp-block-paragraph\">La r&eacute;novation est de grande envergure. L&rsquo;enveloppe du b&acirc;timent, les installations techniques, la protection contre l&rsquo;incendie et la s&eacute;curit&eacute; sismique seront mises aux normes les plus r&eacute;centes. Au moins huit nouvelles salles de classe ainsi que des salles polyvalentes et des salles de groupe suppl&eacute;mentaires verront le jour, offrant ainsi un cadre adapt&eacute; aux concepts p&eacute;dagogiques modernes. La fa&ccedil;ade en b&eacute;ton apparent, &eacute;l&eacute;ment architectural embl&eacute;matique du b&acirc;timent, sera conserv&eacute;e. Sur les toits, le renforcement de la structure porteuse permettra d&rsquo;installer de vastes installations photovolta&iuml;ques qui couvriront &agrave; l&rsquo;avenir une partie des besoins en &eacute;nergie de l&rsquo;&eacute;tablissement.<br><br><strong>Un apprentissage sans interruption<\/strong><br>Un &eacute;tablissement scolaire de cette envergure ne peut pas &ecirc;tre simplement mis &agrave; l&rsquo;arr&ecirc;t. L&rsquo;&eacute;quipe de planification a donc mis au point un phasage judicieux. Les travaux se d&eacute;roulent alternativement et de mani&egrave;re coordonn&eacute;e dans une partie nord et une partie sud. Une douzaine de classes seront temporairement h&eacute;berg&eacute;es dans des conteneurs scolaires modernes install&eacute;s sur le site, sans perturber de mani&egrave;re notable la vie scolaire. L&rsquo;acc&egrave;s pour les classes, les enseignants et les associations restera assur&eacute; pendant toute la dur&eacute;e des travaux. La planification montre qu&rsquo;une r&eacute;novation de grande envergure et le bon fonctionnement de l&rsquo;&eacute;tablissement scolaire ne sont pas n&eacute;cessairement incompatibles.<br><br><strong>De l&rsquo;&eacute;nergie provenant de la vall&eacute;e de la Limmat<\/strong><br>Avec cette r&eacute;novation, Kalktarren abandonne d&eacute;finitivement le gaz naturel et le fioul. &Agrave; l&rsquo;avenir, Limeco fournira du chauffage urbain, produit &agrave; partir de la chaleur r&eacute;siduelle de l&rsquo;usine de valorisation des d&eacute;chets de Dietikon. Ce qui n&rsquo;est encore qu&rsquo;une vision ailleurs est ici concr&egrave;tement mis en &oelig;uvre. La chaleur renouvelable issue du r&eacute;seau r&eacute;gional circule via un r&eacute;seau de chauffage urbain en pleine expansion, qui dessert progressivement la vall&eacute;e de la Limmat. Kalktarren devient ainsi un projet phare de la strat&eacute;gie municipale &laquo; z&eacute;ro &eacute;mission nette &raquo; &agrave; l&rsquo;horizon 2040.<br><br><strong>Un &eacute;l&eacute;ment d&rsquo;une transition plus large<\/strong><br>Environ 48 % des &eacute;missions de gaz &agrave; effet de serre sur le territoire de la ville de Schlieren proviennent du secteur immobilier. Aujourd&rsquo;hui encore, 70 % des b&acirc;timents municipaux sont chauff&eacute;s aux &eacute;nergies fossiles. Avec Kalktarren, la ville envoie un signal fort indiquant que cela est en train de changer. Ce complexe scolaire n&rsquo;est pas seulement le plus grand projet de r&eacute;novation de la ville depuis des ann&eacute;es, il prouve &eacute;galement que la construction &eacute;cologique est possible dans le parc immobilier existant et qu&rsquo;une commune peut ainsi poursuivre son d&eacute;veloppement global. Au lieu de d&eacute;molir et de reconstruire, le choix s&rsquo;est d&eacute;lib&eacute;r&eacute;ment port&eacute; sur la pr&eacute;servation du patrimoine b&acirc;ti et sa revalorisation. Une d&eacute;cision qui pr&eacute;serve les ressources tout en garantissant la continuit&eacute; urbanistique.<br><br><strong>Le calendrier<\/strong><br>La demande de permis de construire et les appels d&rsquo;offres sont en cours depuis d&eacute;but 2026. Le premier coup de pioche est pr&eacute;vu pour mi-2027, et l&rsquo;ach&egrave;vement des travaux pour fin 2029. Schlieren est en pleine construction. Et cela vaut le d&eacute;tour.<br><br>Texte : Christoph Gr&uuml;ninger &bull; 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":{"pmpro_default_level":"","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","pmpro-has-access"],"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":"","bild_im_grid":false,"gallerie":null,"newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - 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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