{"id":166532,"date":"2026-10-02T14:00:00","date_gmt":"2026-10-02T12:00:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=166532"},"modified":"2026-10-01T10:26:42","modified_gmt":"2026-10-01T08:26:42","slug":"renens-gibt-bauaushub-ein-zweites-leben","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/renens-gibt-bauaushub-ein-zweites-leben\/","title":{"rendered":"Renens donne une seconde vie aux d\u00e9blais de chantier"},"content":{"rendered":"<p>Le choix du site de Renens n&rsquo;est pas le fruit du hasard. En raison d&rsquo;une zone de r\u00e9serve communale, le site des Palettes est en effet soumis \u00e0 un gel de d\u00e9veloppement depuis la mise \u00e0 l&rsquo;enqu\u00eate publique. Les nouvelles constructions y sont en principe interdites pendant cinq ans \u00e0 compter de l&rsquo;octroi du permis, avec une option de prolongation de trois ans. C&rsquo;est pr\u00e9cis\u00e9ment cette pause qui permet une utilisation provisoire, qui trouverait autrement difficilement sa place dans l&rsquo;ouest de Lausanne, tr\u00e8s dens\u00e9ment urbanis\u00e9.<\/p>\n<p>La superficie de la zone de r\u00e9serve s&rsquo;\u00e9tend sur environ 43 359 m\u00e8tres carr\u00e9s, soit un peu plus de 4,3 hectares. Sur ce site des anciennes P\u00e9pini\u00e8res Meylan, le propri\u00e9taire met, selon les informations disponibles, 7 000 m\u00e8tres carr\u00e9s \u00e0 disposition pour la valorisation des sols. C\u2019est l\u00e0 que Terasol m\u00e9lange des d\u00e9blais de chantier non pollu\u00e9s avec des mati\u00e8res organiques et des semences, afin de produire, au fil des mois, un substrat r\u00e9utilisable pour la v\u00e9g\u00e9talisation, les espaces verts et les toitures.<\/p>\n<p><strong>Une utilisation temporaire en lien direct avec la construction<br \/>\n<\/strong>Pour les professionnels de l\u2019immobilier et du b\u00e2timent, l\u2019avantage est concret. Sans cela, les chantiers doivent souvent se d\u00e9barrasser des d\u00e9blais \u00e0 leurs frais, puis acheter par la suite un nouveau substrat pour les am\u00e9nagements ext\u00e9rieurs ou les toitures v\u00e9g\u00e9talis\u00e9es. Le mod\u00e8le de Renens raccourcit cette cha\u00eene. La terre reste dans la r\u00e9gion au lieu d\u2019\u00eatre transport\u00e9e \u00e0 travers tout le canton, et une parcelle en attente de d\u00e9veloppement se voit temporairement attribuer une fonction productive.<\/p>\n<p><strong>\u00ab Les Palettes \u00bb reste pour l\u2019instant en suspens<br \/>\n<\/strong>La ville de Renens continue de traiter la zone \u00abLes Palettes\u00bb comme un cas particulier dans son plan d\u2019affectation en cours. Dans le dossier PACom de 2024, ce p\u00e9rim\u00e8tre est express\u00e9ment exclu de la planification g\u00e9n\u00e9rale, car un plan d\u2019am\u00e9nagement d\u00e9taill\u00e9 est pr\u00e9vu pour ce site. D\u00e8s le rapport d\u2019activit\u00e9 communal de 2022, une future utilisation en parc le long du ruisseau des Baumettes avait \u00e9t\u00e9 mentionn\u00e9e comme objectif pour ce site. Jusqu\u2019\u00e0 ce que ces questions d\u2019am\u00e9nagement soient clarifi\u00e9es, le site reste un terrain d\u2019exp\u00e9rimentation rare pour une gestion des sols circulaire en plein c\u0153ur de la zone urbaine.<\/p>\n<p><strong>Une pression venant de deux c\u00f4t\u00e9s<br \/>\n<\/strong>Ce mod\u00e8le b\u00e9n\u00e9ficie d\u2019un \u00e9lan suppl\u00e9mentaire gr\u00e2ce \u00e0 l\u2019intense activit\u00e9 de construction dans la r\u00e9gion. Plusieurs grands projets d\u2019infrastructure et de d\u00e9veloppement sont en cours dans l\u2019agglom\u00e9ration de Renens. Parmi ceux-ci figure notamment le prolongement du tramway de Renens \u00e0 Villars-Sainte-Croix, dont le permis de construire a \u00e9t\u00e9 d\u00e9livr\u00e9 \u00e0 l\u2019\u00e9t\u00e9 2026 et dont la construction pourra d\u00e9buter \u00e0 partir de 2027. De tels projets g\u00e9n\u00e8rent des d\u00e9blais, alors que les communes et les ma\u00eetres d\u2019ouvrage exigent parall\u00e8lement davantage d\u2019espaces non imperm\u00e9abilis\u00e9s et verdoyants. C\u2019est pr\u00e9cis\u00e9ment \u00e0 cette intersection que s\u2019inscrit le projet de Renens.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sur le site des Palettes \u00e0 Renens, les d\u00e9blais issus des chantiers sont transform\u00e9s en substrat fertile. Ce projet exploite 7 000 m\u00e8tres carr\u00e9s d\u2019une zone de d\u00e9veloppement temporairement bloqu\u00e9e et montre comment les utilisations temporaires peuvent \u00e0 la fois r\u00e9duire la pression sur les d\u00e9charges, limiter les transports et diminuer les co\u00fbts ult\u00e9rieurs de v\u00e9g\u00e9talisation.<\/p>\n","protected":false},"author":2,"featured_media":166533,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_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":[22699,22357,56027,55991,46427],"tags":[62451,62452,872,3931,19419,62453,2002,62454,48399],"class_list":["post-166532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-industrie-du-batiment","category-planification-developpement","category-quartiers-zones","category-waadt-fr","tag-bauaushub","tag-bodensubstrat","tag-immoinvest-fr","tag-immonews-fr","tag-kreislaufwirtschaft-fr","tag-les-palettes","tag-news-fr","tag-renens","tag-zwischennutzung-fr","pmpro-has-access"],"acf":{"bild_mit_ki_erstellt_worden":["Ja"],"lead":"Sur le site des Palettes \u00e0 Renens, les d\u00e9blais issus des chantiers sont transform\u00e9s en substrat fertile. Ce projet exploite 7 000 m\u00e8tres carr\u00e9s d\u2019une zone de d\u00e9veloppement temporairement bloqu\u00e9e et montre comment les utilisations temporaires peuvent \u00e0 la fois r\u00e9duire la pression sur les d\u00e9charges, limiter les transports et diminuer les co\u00fbts ult\u00e9rieurs de v\u00e9g\u00e9talisation.","autor":"","ort":"Renens\/Waadt","bildunterschrift":"","zusammenfassung":"<ul>\r\n \t<li>In Renens wird Bauaushub zu fruchtbarem Substrat aufbereitet.<\/li>\r\n \t<li>Das Projekt nutzt 7\u2019000 Quadratmeter auf dem Areal Les Palettes.<\/li>\r\n \t<li>Die Zwischennutzung kann Transporte, Deponiedruck und Kosten senken.<\/li>\r\n<\/ul>","bild_im_grid":false,"gallerie":"","newsim":"4283"},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Sur le site des Palettes \u00e0 Renens, les d\u00e9blais issus des chantiers sont transform\u00e9s en substrat fertile. 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