{"id":15803,"date":"2021-03-25T14:19:16","date_gmt":"2021-03-25T13:19:16","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=15803"},"modified":"2021-03-25T14:19:18","modified_gmt":"2021-03-25T13:19:18","slug":"lempa-remplace-le-bitume-dans-la-construction-routiere-par-de-la-ficelle","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/lempa-remplace-le-bitume-dans-la-construction-routiere-par-de-la-ficelle\/","title":{"rendered":"L&#39;Empa remplace le bitume dans la construction routi\u00e8re par de la ficelle"},"content":{"rendered":"<p class=\"bodytext\">Des chercheurs de l&rsquo;Eidgen\u00f6ssische Materialpr\u00fcfungs- und Forschungsanstalt ( <a href=\"http:\/\/www.empa.ch\/\" target=\"_blank\" rel=\"noopener\">Empa<\/a> ) \u00e9tudient actuellement une nouvelle m\u00e9thode pour stabiliser la quantit\u00e9 de pierre dans la construction de routes. Plus pr\u00e9cis\u00e9ment, selon <a href=\"https:\/\/www.admin.ch\/gov\/de\/start\/dokumentation\/medienmitteilungen.msg-id-82808.html\" target=\"_blank\" rel=\"noopener\">le communiqu\u00e9 de presse, il s&rsquo;agit<\/a> de remplacer le liant bitume dans la production de la surface d&rsquo;entra\u00eenement. L&rsquo;asphalte est constitu\u00e9 de pierres de formes et de tailles diff\u00e9rentes et ne devient une surface de route que lorsqu&rsquo;il est stabilis\u00e9 \u00e0 l&rsquo;aide de bitume.<\/p>\n<p class=\"bodytext\"> Le bitume pose des probl\u00e8mes environnementaux. Les polluants atmosph\u00e9riques sont lib\u00e9r\u00e9s lors de la production de p\u00e9trole brut et \u00e9galement plus tard lors de l&rsquo;utilisation. L&rsquo;asphalte est \u00e9galement sujet aux fissures et d\u00e9formations et imperm\u00e9able \u00e0 l&rsquo;eau de pluie, qui pollue l&rsquo;environnement.<\/p>\n<p class=\"bodytext\"> Les deux chercheurs de l&rsquo;Empa Martin Arraigada et Saeed Abbasion du d\u00e9partement b\u00e9ton et asphalte de l&rsquo;Empa mettent actuellement en \u0153uvre une m\u00e9thode connue de l&rsquo;art pour la production de rev\u00eatements routiers dans un agencement d&rsquo;essai. Dans ces objets d&rsquo;art, des st\u00e8les en pierre ont \u00e9t\u00e9 utilis\u00e9es, qui ont \u00e9t\u00e9 stabilis\u00e9es par un tissage de ficelle et supportent des charges allant jusqu&rsquo;\u00e0 20 tonnes \u00e0 une hauteur de 80 centim\u00e8tres.<\/p>\n<p class=\"bodytext\"> Dans l&rsquo;exp\u00e9rience, un bras de robot contr\u00f4l\u00e9 \u00e9lectroniquement applique une ficelle \u00e0 une couche de pierre selon un motif sp\u00e9cifique. En \u00abimbriquant\u00bb les pierres sont fix\u00e9es en cinq couches dans leur position dans la \u00abplate-forme\u00bb. Lors des tests, ils \u00e9taient d\u00e9j\u00e0 aussi r\u00e9sistants que l&rsquo;asphalte bitumineux conventionnel sous des charges d&rsquo;une demi-tonne. De la ficelle bon march\u00e9 a \u00e9t\u00e9 utilis\u00e9e, comme celle qui est classiquement utilis\u00e9e pour attacher les colis.<\/p>\n<p class=\"bodytext\"> Les essais n&rsquo;ont pas encore abouti \u00e0 un produit pr\u00eat \u00e0 l&#8217;emploi pouvant \u00eatre utilis\u00e9 dans la construction de routes. Le travail de base, cependant, offre beaucoup de potentiel d&rsquo;innovation afin de se rapprocher d&rsquo;un rev\u00eatement routier recyclable et peut-\u00eatre d\u00e9roulable par des moyens simples, selon l&rsquo;annonce de l&rsquo;Empa. Une <a href=\"https:\/\/www.youtube.com\/watch?v=h02EmGZPwqM&amp;feature=emb_imp_woyt\" target=\"_blank\" rel=\"noopener\">vid\u00e9o de<\/a> la proc\u00e9dure peut \u00e9galement \u00eatre visionn\u00e9e sur le <a href=\"https:\/\/www.empa.ch\/web\/s604\/digitalization-in-road-construction\" target=\"_blank\" rel=\"noopener\">site Web.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p> An der Empa wird ein Verfahren zur Bindung von Strassenbel\u00e4gen durch Bindf\u00e4den anstelle von Bitumen erforscht. Die Steine des Fahrbelags sollen durch ein Fadennetz stabilisiert werden. Das kann das Bauen umweltfreundlicher machen.<\/p>\n","protected":false},"author":2,"featured_media":15796,"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":[22357],"tags":[3782,2209,8307,8308,2339,8309,5362,3111,872,8310,2002,8311],"class_list":["post-15803","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industrie-du-batiment","tag-asphalt-fr","tag-bauwesen-fr","tag-bindemittels-fr","tag-bitumen-fr","tag-empa-fr","tag-fahrbelag-fr","tag-forschungsanstalt-fr","tag-immo-fr","tag-immoinvest-fr","tag-materialpruefungsanstalt-fr","tag-news-fr","tag-strassenbau-fr","pmpro-has-access"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"\u00c0 l&#39;Empa, des recherches sont en cours sur une m\u00e9thode de liage des rev\u00eatements routiers en utilisant de la ficelle au lieu du bitume. Les pierres de la surface d&#39;entra\u00eenement doivent \u00eatre stabilis\u00e9es par un filet de filetage. Cela peut rendre la construction plus \u00e9cologique.","autor":"gba","ort":"D\u00fcbendorf ZH","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":null,"newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"An der Empa wird ein Verfahren zur Bindung von Strassenbel\u00e4gen durch Bindf\u00e4den anstelle von Bitumen erforscht. Die Steine des Fahrbelags sollen durch ein Fadennetz stabilisiert werden. 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