﻿{"id":11929,"date":"2015-07-03T12:05:18","date_gmt":"2015-07-03T17:05:18","guid":{"rendered":"http:\/\/www.uqac.ca\/espace-bois\/?p=11929"},"modified":"2015-10-28T15:27:34","modified_gmt":"2015-10-28T20:27:34","slug":"la-construction-en-bois-moins-chere","status":"publish","type":"post","link":"https:\/\/www.uqac.ca\/espace-bois\/la-construction-en-bois-moins-chere\/","title":{"rendered":"La construction en bois moins ch\u00e8re !"},"content":{"rendered":"<p>Une \u00e9tude australienne d\u00e9montre que la construction en bois co\u00fbte moins ch\u00e8re que les syst\u00e8mes constructifs usuels avec des \u00e9conomies variant de 2% \u00e0 14% si on incl\u00fbt les co\u00fbts de construction en chantier dans l\u2019analyse.<!--more--><\/p>\n<p>Des comparaisons de co\u00fbts ont \u00e9t\u00e9 effectu\u00e9es sur quatre types de b\u00e2timent : un \u00e9difice \u00e0 bureau de 7 \u00e9tages, un immeuble d\u2019habitation de 8 \u00e9tages, une r\u00e9sidence pour personnes \u00e2g\u00e9es de 2 \u00e9tages et un hangar industriel d\u2019un \u00e9tage.<\/p>\n<p>Chaque b\u00e2timent a \u00e9t\u00e9 \u00e9labor\u00e9 en deux versions : avec une\u00a0structure de bois et avec une\u00a0structure traditionnelle d\u2019acier ou de b\u00e9ton. Un estim\u00e9 des co\u00fbts a \u00e9t\u00e9 r\u00e9alis\u00e9 pour chacune des options. Dans tous les cas, la solution bois s\u2019est av\u00e9r\u00e9e moins co\u00fbteuse.<\/p>\n<p>Les pourcentages d\u2019\u00e9conomie qui ont pu \u00eatre r\u00e9alis\u00e9s gr\u00e2ce \u00e0 la solution bois sont les suivants :<\/p>\n<p><strong>Bureau de 7 \u00e9tages : <\/strong>12,4 %<br \/>\n<strong> Immeuble d\u2019habitation de 8 \u00e9tages : <\/strong>2 %<br \/>\n<strong> R\u00e9sidence pour personnes \u00e2g\u00e9es de 2 \u00e9tages : <\/strong>13,9 %<br \/>\n<strong> Hangar industriel d\u2019un \u00e9tage : <\/strong>9,4 %<\/p>\n<p>Le fait que les b\u00e2timents en bois soient particuli\u00e8rement bien adapt\u00e9s \u00e0 la pr\u00e9fabrication et plus rapides \u00e0 \u00e9riger que les b\u00e2timents traditionnels contribue grandement \u00e0 leur comp\u00e9titivit\u00e9. Par contre, les mesures de protection contre les incendies sont plus co\u00fbteuses sur les b\u00e2timents en bois, surtout si on choisit la plaque de pl\u00e2tre comme protection au lieu d\u2019utiliser la capacit\u00e9 de r\u00e9sistance au feu inh\u00e9rente au bois massif.<\/p>\n<p>Les auteurs de l\u2019\u00e9tude qualifient ces r\u00e9sultats de tr\u00e8s prometteurs si on consid\u00e8re que la construction en bois n\u2019est pas encore bien implant\u00e9e dans le march\u00e9 du b\u00e2timent commercial, industriel et institutionnel. Et ils s\u2019attendent \u00e0 ce que ces \u00e9conomies, d\u00e9j\u00e0 respectables, continuent de s\u2019accro\u00eetre \u00e0 mesure que l\u2019industrie de la construction en bois gagne en maturit\u00e9.<\/p>\n<p>L\u2019\u00e9tude a \u00e9t\u00e9 r\u00e9alis\u00e9e par <em>Timber Development Association<\/em> de Nouvelle-Galle, <em>University of Technology<\/em>\u00a0de Sydney et <em>Building Cost Information System<\/em> avec du financement de <em>Forest &amp; Wood Products Australia<\/em>.<\/p>\n<hr \/>\n<p><strong>\u00c9tude<br \/>\n<\/strong><a href=\"http:\/\/bit.ly\/1eptu5C\" target=\"_blank\">Final Report for Commercial Building Costing Cases Studies &#8211; Traditional versus Timber Project<\/a><\/p>\n<p><strong>Entrevue avec Andrew Dunn, auteur de l\u2019\u00e9tude<br \/>\n<\/strong><a href=\"http:\/\/bit.ly\/1IhoqId\" target=\"_blank\">Timber buildings &#8211; evidence of lower costs emerge<\/a>\u00a0 (The Fifth Estate)<\/p>\n<p><strong>Webinaire<\/strong><br \/>\n<iframe loading=\"lazy\" src=\"https:\/\/player.vimeo.com\/video\/125410104\" width=\"500\" height=\"281\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une \u00e9tude australienne d\u00e9montre que la construction en bois co\u00fbte moins ch\u00e8re que les syst\u00e8mes constructifs usuels avec des \u00e9conomies variant de 2% \u00e0 14% si on incl\u00fbt les co\u00fbts de construction en chantier dans l\u2019analyse.<\/p>\n","protected":false},"author":2,"featured_media":11931,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>La construction en bois moins ch\u00e8re ! 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