{"id":10235,"date":"2023-12-19T09:09:26","date_gmt":"2023-12-19T08:09:26","guid":{"rendered":"https:\/\/www.arteliagroup.com\/?post_type=corporate_blog&#038;p=10235"},"modified":"2024-06-07T12:46:45","modified_gmt":"2024-06-07T10:46:45","slug":"evaluer-limpact-des-materiaux-de-reemploi-sur-la-qualite-de-lair-interieur","status":"publish","type":"corporate_blog","link":"https:\/\/www.arteliagroup.com\/fr\/corporate_blog\/evaluer-limpact-des-materiaux-de-reemploi-sur-la-qualite-de-lair-interieur\/","title":{"rendered":"\u00c9valuer l\u2019impact des mat\u00e9riaux de r\u00e9emploi sur la qualit\u00e9 de l\u2019air int\u00e9rieur\u200b"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"10235\" class=\"elementor elementor-10235\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-58a2b53c elementor-section-full_width elementor-section-height-min-height elementor-section-items-stretch elementor-section-content-middle elementor-reverse-mobile_extra elementor-reverse-mobile width-limit elementor-section-height-default\" data-id=\"58a2b53c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-dd6d3c2 padleft0-full\" data-id=\"dd6d3c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5e5d5120 elementor-widget elementor-widget-heading\" data-id=\"5e5d5120\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">\u00c9valuer l\u2019impact des mat\u00e9riaux de r\u00e9emploi sur la qualit\u00e9 de l\u2019air int\u00e9rieur<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5da6e319 elementor-widget elementor-widget-text-editor\" data-id=\"5da6e319\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La volont\u00e9 de <b>r\u00e9duire l\u2019empreinte carbone des b\u00e2timents<\/b> et les tensions croissantes sur les mat\u00e9riaux de construction poussent les autorit\u00e9s de certains pays \u00e0 encourager le d\u00e9veloppement du r\u00e9emploi. Cette pratique pose toutefois de nombreuses questions, tant en mati\u00e8re d\u2019organisation et d\u2019\u00e9conomie de la construction, que vis-\u00e0-vis de la qualit\u00e9 structurelle et sanitaire de ces mat\u00e9riaux.&nbsp;<\/p>\n<p><b>Aurore Pfister<\/b>, ing\u00e9nieure de l\u2019une des \u00e9quipes de Conception Environnement d\u2019Artelia, nous pr\u00e9sente le travail de recherche en cours qui vise \u00e0 <b>caract\u00e9riser l\u2019impact des mat\u00e9riaux de r\u00e9emploi<\/b> sur la qualit\u00e9 de l\u2019air int\u00e9rieur des b\u00e2timents.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6df36103\" data-id=\"6df36103\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2ef9c703 elementor-widget elementor-widget-spacer\" data-id=\"2ef9c703\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-68df450b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"68df450b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4438ae03\" data-id=\"4438ae03\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-496c6b7d elementor-widget elementor-widget-spacer\" data-id=\"496c6b7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-19ffd680 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"19ffd680\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2f26d371\" data-id=\"2f26d371\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c10f9 elementor-widget elementor-widget-video\" data-id=\"c10f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=YFSEWhnaUXk&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7cd21fd7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7cd21fd7\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-180a746e\" data-id=\"180a746e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-62c34ac9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"62c34ac9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5e7fb8f0\" data-id=\"5e7fb8f0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18609b6d elementor-widget elementor-widget-text-editor\" data-id=\"18609b6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 style=\"color: #000000;\"><span data-contrast=\"auto\">Pourquoi croiser ces deux notions de \u00ab\u202fr\u00e9emploi de mat\u00e9riaux\u202f\u00bb et de \u00ab\u202fqualit\u00e9 de l\u2019air int\u00e9rieur\u202f\u00bb\u202f?<\/span><span data-ccp-props=\"{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/h3><p><span data-contrast=\"auto\">D\u2019une part, <b>la fili\u00e8re du r\u00e9emploi commence \u00e0 s\u2019organiser, mais elle se pose encore beaucoup de questions<\/b>. Les derni\u00e8res r\u00e8glementations fran\u00e7aises (RE\u202f2020 notamment) fixent ainsi des objectifs tr\u00e8s ambitieux de d\u00e9carbonation de la construction. Pour les atteindre, nous avons besoin du r\u00e9emploi, car l\u2019empreinte carbone des mat\u00e9riaux r\u00e9utilis\u00e9s est presque nulle par rapport aux mat\u00e9riaux neufs qui g\u00e9n\u00e8rent beaucoup de CO<\/span><span data-contrast=\"auto\">2<\/span><span data-contrast=\"auto\">\u00a0(extraction, transformation, transport, vie et fin de vie).<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">D\u2019un autre c\u00f4t\u00e9, <b>l\u2019utilisation des mat\u00e9riaux de r\u00e9emploi est en contradiction avec d\u2019autres exigences<\/b>. Par exemple, pour obtenir un b\u00e2timent \u00e0 haut niveau de certification environnementale (BREEAM, WELL, LEED, BBCA\u2026), il faut pouvoir justifier que les mat\u00e9riaux utilis\u00e9s n\u2019\u00e9mettent pas ou peu de polluants dans l\u2019air. Un \u00e9tiquetage existe pour les mat\u00e9riaux neufs, mais pas pour les mat\u00e9riaux de r\u00e9emploi qui sont par cons\u00e9quent trop souvent \u00e9cart\u00e9s.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">C\u2019est ce verrou &#8211; engendr\u00e9 par deux exigences incompatibles &#8211; que nous avons entrepris de faire sauter en \u00e9tudiant la nature et la quantit\u00e9 de polluants \u00e9mis dans l\u2019air par les mat\u00e9riaux de r\u00e9emploi.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce7c6e4 elementor-widget elementor-widget-text-editor\" data-id=\"ce7c6e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 style=\"color: #000000;\"><span data-ccp-props=\"{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">C\u2019est une recherche que vous menez avec le Centre scientifique et technique du b\u00e2timent (CSTB) et l\u2019Universit\u00e9 de La Rochelle. Comment s\u2019est form\u00e9 ce partenariat\u202f? <br \/><\/span><\/h3><p><span data-contrast=\"auto\">Artelia et le\u00a0<a href=\"https:\/\/www.cstb.fr\/fr\/\" target=\"_blank\" rel=\"noopener\">CSTB\u00a0<\/a>collaborent depuis de nombreuses ann\u00e9es. <b>Cette collaboration a \u00e9t\u00e9 concr\u00e9tis\u00e9e en 2019 par la signature d\u2019un partenariat de recherche<\/b>, le premier contrat d\u2019application portant sur la qualit\u00e9 de l\u2019air int\u00e9rieur. Par ailleurs, les \u00e9quipes \u00ab\u202f\u00e9conomie circulaire\u202f\u00bb du CSTB et d\u2019Artelia m\u00e8nent diff\u00e9rents travaux de recherche communs, comme le programme \u00c9laboration de crit\u00e8res et indicateurs pour le d\u00e9veloppement de bases scientifiques \u00e0 la caract\u00e9risation de l\u2019\u00e9conomie circulaire dans le secteur du b\u00e2timent. Le CSTB d\u00e9veloppe \u00e9galement des outils de simulation sur le sujet de la qualit\u00e9 de l\u2019air int\u00e9rieur.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/p><p><span data-contrast=\"auto\">Constatant ce verrou entre mat\u00e9riaux de r\u00e9emploi et qualit\u00e9 de l\u2019air int\u00e9rieur, nous avons d\u00e9cid\u00e9 de lancer un travail de th\u00e8se sur le sujet, en partenariat avec le<a href=\"https:\/\/lasie.univ-larochelle.fr\/\" target=\"_blank\" rel=\"noopener\"> Laboratoire des sciences de l\u2019ing\u00e9nieur pour l\u2019environnement (Lasie)<\/a>. Cette unit\u00e9 mixte de recherche entre l\u2019<a href=\"https:\/\/www.univ-larochelle.fr\/\" target=\"_blank\" rel=\"noopener\">Universit\u00e9 de La Rochelle<\/a>\u00a0et le\u00a0<a href=\"https:\/\/www.cnrs.fr\/fr\" target=\"_blank\" rel=\"noopener\">CNRS\u00a0<\/a>travaille aussi depuis longtemps avec le CSTB sur les mat\u00e9riaux sous contraintes environnementales. Notre doctorante Fatimata Syll a commenc\u00e9 son travail de th\u00e8se en 2023.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16541c9 elementor-widget elementor-widget-text-editor\" data-id=\"16541c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 style=\"color: #000000;\"><span data-ccp-props=\"{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;201341983&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">Sur quoi porte la th\u00e8se de Fatimata Syll\u202f?&nbsp;<\/span><\/h3>\n<p><span data-contrast=\"auto\">Il s\u2019agit de r\u00e9aliser <b>une campagne de mesures sur des mat\u00e9riaux de r\u00e9emploi<\/b> pour quantifier et qualifier les \u00e9missions. Au cours de cette premi\u00e8re ann\u00e9e de th\u00e8se, nous avons accompagn\u00e9 Fatimata Syll dans la s\u00e9lection des mat\u00e9riaux et des polluants prioritaires. Sa th\u00e8se va ainsi se concentrer sur les mat\u00e9riaux les plus couramment utilis\u00e9s (parquets, moquettes\u2026), en \u00e9cartant les plus inertes (verres, m\u00e9taux\u2026). De m\u00eame, du point de vue des polluants, l\u2019\u00e9tude des compos\u00e9s organiques volatils (COV), qui sont canc\u00e9rig\u00e8nes, a \u00e9t\u00e9 privil\u00e9gi\u00e9e. En fait, nous avons cibl\u00e9 les substances prises en compte dans l\u2019\u00e9tiquetage des mat\u00e9riaux neufs pour faciliter les comparaisons.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">&nbsp;<\/span><\/p>\n<p><span data-contrast=\"auto\">La liste est presque finalis\u00e9e et nous avons d\u00e9j\u00e0 commenc\u00e9 certains essais. Nous avons pu nous appuyer sur <b>notre plateforme interne, d\u00e9di\u00e9e \u00e0 la gestion des mat\u00e9riaux de r\u00e9emploi, Urban Ressources, pour identifier et avoir acc\u00e8s \u00e0 des gisements int\u00e9ressants<\/b>. Nous nous int\u00e9ressons aussi aux \u00e9missions des syst\u00e8mes de mat\u00e9riaux, aussi appel\u00e9s syst\u00e8mes multicouches, par exemple un plancher et une moquette, pour voir si l\u2019un peu neutraliser en partie les \u00e9missions de l\u2019autre, et si certains traitements sont \u00e0 privil\u00e9gier lors du reconditionnement des mat\u00e9riaux de r\u00e9emploi.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">&nbsp;<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f6f397 elementor-widget elementor-widget-text-editor\" data-id=\"9f6f397\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 style=\"color: #000000;\">Qu\u2019attendez-vous de ce travail\u202f?<\/h3><p><span data-contrast=\"auto\">Nous avons h\u00e2te d\u2019avoir les r\u00e9sultats pour pouvoir construire des mod\u00e8les qui, \u00e0 terme, aideront \u00e0 \u00e9tiqueter les mat\u00e9riaux de r\u00e9emploi au m\u00eame titre que les mat\u00e9riaux neufs. <b>L\u2019objectif est que Fatimata d\u00e9veloppe son propre mod\u00e8le num\u00e9rique<\/b> pour pouvoir l\u2019implanter ensuite dans l\u2019outil existant du CSTB. Les mat\u00e9riaux de r\u00e9emploi \u00e9tant un \u00e9l\u00e9ment strat\u00e9gique, tant au niveau de l\u2019\u00e9conomie des ressources que de la d\u00e9carbonation de la construction, il faut lever les obstacles qui freinent leur utilisation.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:120,&quot;335559740&quot;:276}\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-299482ac elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"299482ac\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-514410f4\" data-id=\"514410f4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-be9e742 elementor-widget elementor-widget-spacer\" data-id=\"be9e742\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-713e5b61 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"713e5b61\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6809a89c\" data-id=\"6809a89c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-699cb48d elementor-widget elementor-widget-text-editor\" data-id=\"699cb48d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<blockquote>\n<p><i>R\u00e9dig\u00e9 par Eric Robert, publi\u00e9 le 12 d\u00e9cembre 2023.<\/i><\/p>\n<\/blockquote>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7826ff6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7826ff6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1bd2a19\" data-id=\"1bd2a19\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La volont\u00e9 de r\u00e9duire l\u2019empreinte carbone des b\u00e2timents et les tensions croissantes sur les mat\u00e9riaux de construction poussent les autorit\u00e9s de certains pays \u00e0 encourager le d\u00e9veloppement du r\u00e9emploi. Cette pratique pose toutefois de nombreuses questions, tant en mati\u00e8re d\u2019organisation et d\u2019\u00e9conomie de la construction, que vis-\u00e0-vis de la qualit\u00e9 structurelle et sanitaire de ces mat\u00e9riaux. <\/p>\n<p>Aurore Pfister, ing\u00e9nieure de l\u2019une des \u00e9quipes Conception Environnement d\u2019Artelia, nous pr\u00e9sente le travail de recherche en cours qui vise \u00e0 caract\u00e9riser l\u2019impact des mat\u00e9riaux de r\u00e9emploi sur la qualit\u00e9 de l\u2019air int\u00e9rieur des b\u00e2timents.<\/p>\n","protected":false},"featured_media":10252,"template":"","market":[244],"challenge":[261],"class_list":["post-10235","corporate_blog","type-corporate_blog","status-publish","has-post-thumbnail","hentry","market-batiment","challenge-renouveau-du-bati"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9valuer l\u2019impact des mat\u00e9riaux de r\u00e9emploi sur la qualit\u00e9 de l\u2019air int\u00e9rieur\u200b - 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