{"id":8729,"date":"2024-11-13T19:18:55","date_gmt":"2024-11-13T19:18:55","guid":{"rendered":"https:\/\/www.h-metal.ro\/blog\/?p=8729"},"modified":"2024-11-13T19:18:56","modified_gmt":"2024-11-13T19:18:56","slug":"willis-tower-un-batiment-celebre","status":"publish","type":"post","link":"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/","title":{"rendered":"Construction c\u00e9l\u00e8bre &#8211; Willis Tower sur la structure m\u00e9tallique tubulaire"},"content":{"rendered":"<p>La Willis-Tower est un b\u00e2timent c\u00e9l\u00e8bre et un symbole de la ville de Chicago, tout comme la <a href=\"https:\/\/www.h-metal.ro\/blog\/fr\/\">Tour Eiffel <\/a>est identifi\u00e9e \u00e0 Paris. Ce b\u00e2timent de 110 \u00e9tages \u00e9tait le plus haut b\u00e2timent du monde jusqu&#8217;en 1996.<\/p>\n\n\n\n<p>En 1974, lors de son inauguration, le b\u00e2timent s&#8217;appelait SearsTower. En mars 2009, Willis Group Holding, un courtier d&#8217;assurance, a lou\u00e9 une partie du b\u00e2timent et a acquis le droit de le renommer. Le 16 juillet 2009, le b\u00e2timent a \u00e9t\u00e9 officiellement rebaptis\u00e9 <strong>Willis Tower<\/strong>.<\/p>\n\n\n\n<p>L&#8217;\u00e9quipe compos\u00e9e de l&#8217;architecte Bruce Graham et de l&#8217;ing\u00e9nieur en structure Fazlur Rahman Khan a con\u00e7u le b\u00e2timent comme neuf structures carr\u00e9es (chacune \u00e9tant essentiellement un b\u00e2timent s\u00e9par\u00e9), regroup\u00e9es dans une matrice 3 \u00d7 3. Les neuf structures s&#8217;\u00e9l\u00e8vent jusqu&#8217;au 50e \u00e9tage du b\u00e2timent. . Ici se terminent les structures nord-ouest et sud-est et les sept autres continuent. Au 66\u00e8me \u00e9tage, s&#8217;arr\u00eatent ceux du nord-est et du sud-ouest, et au 90\u00e8me \u00e9tage, ceux du nord, de l&#8217;est et du sud. Les structures du centre et de l&#8217;ouest se poursuivent jusqu&#8217;au 108\u00e8me \u00e9tage.<\/p>\n\n\n\n<p>La Willis Tower fut le premier b\u00e2timent \u00e0 utiliser la <strong>structure tubulaire <\/strong>invent\u00e9e par Khan. La conception innovante \u00e9tait structurellement et \u00e9conomiquement efficace, offrait plus d&#8217;espace et pouvait \u00eatre plus haute que l&#8217;Empire State Building. Les co\u00fbts \u00e9taient \u00e9galement inf\u00e9rieurs. Ce syst\u00e8me structurel s\u2019est av\u00e9r\u00e9 extr\u00eamement influent dans la construction de gratte-ciel. Il a \u00e9t\u00e9 utilis\u00e9 dans la plupart des tr\u00e8s grands immeubles construits depuis, y compris le plus haut b\u00e2timent du monde, le Burj Khalifa.<\/p>\n\n\n\n<h2>La Willis-Tower est un b\u00e2timent c\u00e9l\u00e8bre &#8211; surface et utilisation<\/h2>\n\n\n\n<p>D&#8217;une superficie d&#8217;environ 4 560 000 m\u00e8tres carr\u00e9s, dont la superficie locative est de 3 800 000 m\u00e8tres carr\u00e9s. Le b\u00e2timent abrite de nombreux bureaux et espaces commerciaux, constituant un centre d&#8217;affaires important pour Chicago. Dans le b\u00e2timent se trouvent 25 kilom\u00e8tres d&#8217;installations sanitaires, 1 500 kilom\u00e8tres de c\u00e2bles \u00e9lectriques et 145 000 luminaires. L&#8217;ensemble de la construction p\u00e8se plus de 222 500 tonnes et co\u00fbte plus de 175 millions de dollars.<\/p>\n\n\n\n<p>Des cadres en acier soud\u00e9s ont \u00e9t\u00e9 utilis\u00e9s qui forment des tubes verticaux qui assurent la rigidit\u00e9 n\u00e9cessaire pour limiter la force du vent lat\u00e9ral. Ce syst\u00e8me r\u00e9duit la quantit\u00e9 <a href=\"https:\/\/www.metal-online.ro\/\">d&#8217;acier<\/a> de construction requise pour un immeuble de grande hauteur.<\/p>\n\n\n\n<p>La Willis Tower s&#8217;int\u00e8gre dans le skyline de la ville de Chicago, fi\u00e8re et respectueuse. Le mat\u00e9riau de construction ext\u00e9rieur pr\u00e9sente tr\u00e8s peu d\u2019usure, signe d\u2019une construction durable. Beaucoup de ses d\u00e9tails lui ont permis de rester un symbole moderne du centre-ville.<\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - http:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"http:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/share-medium.png\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Google Plus\",\"Linkedin\",\"StumbleUpon\",\"Digg\",\"Reddit\",\"Bebo\",\"Delicious\"); var hupso_toolbar_size_t=\"medium\";var hupso_url_t=\"\";var hupso_title_t=\"Construction c\u00e9l\u00e8bre - Willis Tower sur la structure m\u00e9tallique tubulaire\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"excerpt":{"rendered":"<p>La Willis-Tower est un b\u00e2timent c\u00e9l\u00e8bre et un symbole de la ville de Chicago, tout comme la Tour Eiffel est identifi\u00e9e \u00e0 Paris. Ce b\u00e2timent de 110 \u00e9tages \u00e9tait le plus haut b\u00e2timent du monde jusqu&#8217;en 1996. En 1974, lors de son inauguration, le b\u00e2timent s&#8217;appelait SearsTower. En mars 2009, Willis Group Holding, un courtier [&hellip;]<\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - http:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"http:\/\/www.hupso.com\/share\/\"><img src=\"https:\/\/static.hupso.com\/share\/buttons\/share-medium.png\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Google Plus\",\"Linkedin\",\"StumbleUpon\",\"Digg\",\"Reddit\",\"Bebo\",\"Delicious\"); var hupso_toolbar_size_t=\"medium\";var hupso_url_t=\"\";var hupso_title_t=\"Construction c\u00e9l\u00e8bre - Willis Tower sur la structure m\u00e9tallique tubulaire\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[45],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Willis-Tower un b\u00e2timent c\u00e9l\u00e8bre - H Metal<\/title>\n<meta name=\"description\" content=\"Afin de cr\u00e9er un b\u00e2timent c\u00e9l\u00e8bre - la Willis-Tower, la structure tubulaire a \u00e9t\u00e9 adopt\u00e9e, \u00e9tant la premi\u00e8re construction de ce type.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Willis-Tower un b\u00e2timent c\u00e9l\u00e8bre - H Metal\" \/>\n<meta property=\"og:description\" content=\"Afin de cr\u00e9er un b\u00e2timent c\u00e9l\u00e8bre - la Willis-Tower, la structure tubulaire a \u00e9t\u00e9 adopt\u00e9e, \u00e9tant la premi\u00e8re construction de ce type.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/\" \/>\n<meta property=\"og:site_name\" content=\"H-Metal\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-13T19:18:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-13T19:18:56+00:00\" \/>\n<meta name=\"author\" content=\"hmetal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"hmetal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/\",\"url\":\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/\",\"name\":\"Willis-Tower un b\u00e2timent c\u00e9l\u00e8bre - H Metal\",\"isPartOf\":{\"@id\":\"https:\/\/www.h-metal.ro\/blog\/fr\/#website\"},\"datePublished\":\"2024-11-13T19:18:55+00:00\",\"dateModified\":\"2024-11-13T19:18:56+00:00\",\"author\":{\"@id\":\"https:\/\/www.h-metal.ro\/blog\/fr\/#\/schema\/person\/2877579a51824a3a1279a25e5017d3df\"},\"description\":\"Afin de cr\u00e9er un b\u00e2timent c\u00e9l\u00e8bre - la Willis-Tower, la structure tubulaire a \u00e9t\u00e9 adopt\u00e9e, \u00e9tant la premi\u00e8re construction de ce type.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.h-metal.ro\/blog\/fr\/willis-tower-un-batiment-celebre\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.h-metal.ro\/blog\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Construction c\u00e9l\u00e8bre &#8211; 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