{"id":1047,"date":"2023-03-24T16:52:20","date_gmt":"2023-03-24T16:52:20","guid":{"rendered":"https:\/\/ioctoolkit.we-test.ch\/case-study\/sustainable-building-practices-for-london-2012\/"},"modified":"2023-05-18T08:31:11","modified_gmt":"2023-05-18T08:31:11","slug":"sustainable-building-practices-for-london-2012","status":"publish","type":"case-study","link":"https:\/\/ioctoolkit.we-test.ch\/fr\/case-study\/sustainable-building-practices-for-london-2012\/","title":{"rendered":"Pratiques de construction durable pour Londres 2012"},"content":{"rendered":"\n<p>L&rsquo;Autorit\u00e9 de livraison des Jeux Olympiques (ODA), l&rsquo;organisme public responsable de la construction des sites permanents et des infrastructures pour Londres 2012, s&rsquo;est engag\u00e9e avec sa cha\u00eene d&rsquo;approvisionnement \u00e0 d\u00e9velopper des approches plus durables de la construction. L&rsquo;ODA a fix\u00e9 des objectifs ambitieux en mati\u00e8re de d\u00e9veloppement durable pour tous les projets, d\u00e9crits dans une strat\u00e9gie de d\u00e9veloppement durable finalis\u00e9e cinq ans avant les Jeux.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dans le cas du b\u00e9ton, qui contribue fortement aux \u00e9missions de CO2, les fournisseurs devaient respecter ou d\u00e9passer les normes suivantes :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les mat\u00e9riaux de construction (en valeur) doivent \u00eatre compos\u00e9s d&rsquo;au moins 20 % de mat\u00e9riaux recycl\u00e9s.<\/li>\n\n\n\n<li>25 % des agr\u00e9gats utilis\u00e9s seront recycl\u00e9s<\/li>\n\n\n\n<li>50 % des mat\u00e9riaux (en poids) sont transport\u00e9s sur le site par des moyens durables, c&rsquo;est-\u00e0-dire par voie fluviale ou ferroviaire.<\/li>\n\n\n\n<li>Utiliser sur place des v\u00e9hicules \u00e9conomes en \u00e9nergie et \u00e0 faibles \u00e9missions.<\/li>\n<\/ul>\n\n\n\n<p>L&rsquo;ODA a travaill\u00e9 avec le fournisseur de b\u00e9ton pour d\u00e9velopper des m\u00e9langes de b\u00e9ton durables avec une plus grande utilisation d&rsquo;agr\u00e9gats recycl\u00e9s et secondaires, ce qui a permis d&rsquo;\u00e9conomiser environ 30 000 tonnes (24 %) de carbone incorpor\u00e9 et d&rsquo;\u00e9liminer plus de 70 000 mouvements de v\u00e9hicules routiers. La r\u00e9duction de l&rsquo;utilisation du b\u00e9ton gr\u00e2ce \u00e0 une conception efficace a permis d&rsquo;\u00e9conomiser 20 000 tonnes suppl\u00e9mentaires de carbone incorpor\u00e9.<\/p>\n\n\n\n<p>La centralisation des achats, l&rsquo;int\u00e9gration pr\u00e9coce de la cha\u00eene d&rsquo;approvisionnement et les essais approfondis ont jou\u00e9 un r\u00f4le cl\u00e9 dans la r\u00e9duction de l&rsquo;impact environnemental global. Une bonne compr\u00e9hension des besoins d\u00e8s les premi\u00e8res \u00e9tapes de la conception a permis de produire des sp\u00e9cifications claires et a permis aux concepteurs et aux entrepreneurs d&rsquo;adopter une approche proactive pour atteindre les objectifs.<\/p>\n\n\n\n<p class=\"has-xs-font-size\">Source : (D\u00e9partement de l&rsquo;environnement et des affaires rurales, 2013[51] ; Henson, 2011[52])<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;Autorit\u00e9 de livraison des Jeux Olympiques (ODA), l&rsquo;organisme public responsable de la construction des sites permanents et des infrastructures pour Londres 2012, s&rsquo;est engag\u00e9e avec sa cha\u00eene d&rsquo;approvisionnement \u00e0 d\u00e9velopper des approches plus durables de la construction. L&rsquo;ODA a fix\u00e9 des objectifs ambitieux en mati\u00e8re de d\u00e9veloppement durable pour tous les projets, d\u00e9crits dans une [&hellip;]<\/p>\n","protected":false},"featured_media":654,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","_links_to":"","_links_to_target":""},"cluster":[52],"country":[56],"infrastructure":[62],"olympic":[64],"service":[67],"class_list":{"0":"post-1047","1":"case-study","2":"type-case-study","3":"status-publish","4":"has-post-thumbnail","6":"cluster-durabilite-et-heritage","7":"country-europe-fr","8":"infrastructure-oui","9":"olympic-oui","10":"service-no-fr","11":"entry"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pratiques de construction durable pour Londres 2012 - OECD - IOC Toolkit<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ioctoolkit.we-test.ch\/fr\/case-study\/sustainable-building-practices-for-london-2012\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pratiques de construction durable pour Londres 2012 - OECD - IOC Toolkit\" \/>\n<meta property=\"og:description\" content=\"L&rsquo;Autorit\u00e9 de livraison des Jeux Olympiques (ODA), l&rsquo;organisme public responsable de la construction des sites permanents et des infrastructures pour Londres 2012, s&rsquo;est engag\u00e9e avec sa cha\u00eene d&rsquo;approvisionnement \u00e0 d\u00e9velopper des approches plus durables de la construction. 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