{"id":2225,"date":"2026-04-27T12:32:23","date_gmt":"2026-04-27T12:32:23","guid":{"rendered":"https:\/\/protasoftware.com\/fr\/wiki\/comment-diviser-les-poutres-continues\/"},"modified":"2026-04-27T12:32:23","modified_gmt":"2026-04-27T12:32:23","slug":"comment-diviser-les-poutres-continues","status":"publish","type":"wiki","link":"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/comment-diviser-les-poutres-continues\/","title":{"rendered":"Comment diviser les poutres continues"},"content":{"rendered":"<div><span class=\"colour\">Les poutres cr\u00e9\u00e9es sur un seul axe deviennent automatiquement des poutres continues dans le calcul des poutres.&nbsp;<br \/><\/span><\/div>\n<div><span class=\"colour\">Un exemple simple de mod\u00e8le est cr\u00e9\u00e9 ci-dessous :&nbsp;<\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\">\n<div><\/div>\n<\/div>\n<div style=\"text-align: left\" class=\" align-left\"><img decoding=\"async\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-be106f75ac6b3ba1938390d08a99bebf.png\" style=\"padding: 0px;max-width: 100%;width: 1244px;height: auto\" data-zdeskdocid=\"img_36540323405392927\" class=\"docsimage\" data-zdeskdocselectedclass=\"original\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<img decoding=\"async\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-87a09fd72972cc8b091f7dd6a766bf68.png\" style=\"padding: 0px;max-width: 100%;width: 919px;height: auto\" data-zdeskdocid=\"img_34436521761339445\" class=\"docsimage\" data-zdeskdocselectedclass=\"original\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;<img decoding=\"async\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-113ef3e78d9c743d60987a6accc648d7.png\" style=\"padding: 0px;max-width: 100%;width: 850px;height: auto\" data-zdeskdocid=\"img_32298342466726515\" class=\"docsimage\" data-zdeskdocselectedclass=\"original\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span><span class=\"colour\">Cependant, dans certaines conditions, l&rsquo;utilisateur peut vouloir rompre la continuit\u00e9 des poutres :&nbsp;<\/span><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span><span class=\"colour\">1.&nbsp; Pour diviser la poutre ci-dessus en poutres s\u00e9par\u00e9es, l&rsquo;utilisateur doit cr\u00e9er un nouvel axe au droit du poteau ou dans sa section (c&rsquo;est-\u00e0-dire \u00e0 la limite ou \u00e0 l&rsquo;int\u00e9rieur de la zone du poteau).&nbsp; Cela cr\u00e9e un nouveau point d&rsquo;insertion, \u00e0 l&rsquo;intersection du nouvel axe.&nbsp;<\/span><\/span><span class=\"colour\"><br \/><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span><span class=\"colour\">2.&nbsp; Cr\u00e9er les poutres \u00e0 partir du nouveau point d&rsquo;insertion, en veillant \u00e0 ce que chaque poutre utilise un point d&rsquo;insertion diff\u00e9rent.&nbsp;<br \/><\/span><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span><span class=\"colour\">3.&nbsp; R\u00e9gler les rel\u00e2chements d&rsquo;extr\u00e9mit\u00e9 de la poutre en rotules, si l&rsquo;on souhaite obtenir une poutre simplement appuy\u00e9e.<\/span><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><img decoding=\"async\" data-zdeskdocselectedclass=\"original\" class=\"docsimage\" data-zdeskdocid=\"img_17193044629784615\" style=\"padding: 0px;max-width: 100%;width: 1363px;height: auto\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-8b56f4cd7bbd210cbd0e7e5c3af01834.png\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span><span class=\"colour\">Apr\u00e8s l&rsquo;analyse, il est possible d&rsquo;afficher le mod\u00e8le analytique r\u00e9el et les r\u00e9sultats en acc\u00e9dant \u00e0&nbsp;<\/span><a href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/post-analysis-ps-2022\" target=\"_blank\" rel=\"noopener noreferrer\">Analytical Model<\/a><b>.&nbsp;&nbsp;<\/b>Activer l&rsquo;effort normal du poteau&nbsp;<b><span class=\"colour\">N&nbsp;<\/span><\/b><span class=\"colour\">comme indiqu\u00e9 ci-dessous.&nbsp;<\/span><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><img decoding=\"async\" data-zdeskdocselectedclass=\"original\" class=\"docsimage\" data-zdeskdocid=\"img_02367813596350432\" style=\"padding: 0px;max-width: 100%;width: 1088px;height: auto\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-eb381be27ca55ef272743da28ffcd226.png\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span class=\"colour\">Une l\u00e9g\u00e8re diff\u00e9rence appara\u00eet sur l&rsquo;effort normal du poteau, du fait du passage de la poutre en appui simple. L&rsquo;analyse prouve que les charges de la poutre sont bien transmises au poteau. Le r\u00e9sultat peut donc \u00eatre consid\u00e9r\u00e9 comme fiable.<\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span class=\"colour\"><br \/><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><span><span class=\"colour\">Le d\u00e9tail de la poutre est d\u00e9sormais pr\u00e9sent\u00e9 comme une poutre unique, comme le montre le clic sur \u00ab&nbsp;<\/span><b><span class=\"colour\">Detail Drawings<\/span><\/b><span class=\"colour\">&nbsp;\u00bb dans le menu des donn\u00e9es de ferraillage de poutre.<\/span><\/span><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><img decoding=\"async\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-a4b97e2bd1242ce923a01e4b79b4d0e8.png\" style=\"padding: 0px;max-width: 100%\"><\/div>\n<div style=\"text-align: left\" class=\" align-left\"><\/div>\n<div>\n<div><span style=\"margin: 10px 0px;position: relative;padding: 10px 10px 10px 40px\" class=\"KB_New_Editor_Highlights\"><img decoding=\"async\" alt=\"Notes\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-1e036406cb4cf15879fc9ba059474012.png\" data-type=\"non-resize\" style=\"position: absolute;left: 12px;top: 14px;width: 15px\" data-image=\"contentStyle\"><\/p>\n<div><span class=\"colour\">Cette m\u00e9thode fonctionne uniquement si les poutres sont support\u00e9es par un poteau. Si les poutres sont support\u00e9es par un voile, elles ne peuvent pas \u00eatre divis\u00e9es. <\/span><span class=\"colour\"><br \/><\/span><\/div>\n<div><span class=\"colour\">En effet, dans la section des poteaux, une liaison rigide est g\u00e9n\u00e9r\u00e9e automatiquement&nbsp;<\/span><span><span class=\"colour\">si le n\u0153ud de la poutre ne co\u00efncide pas avec le n\u0153ud du poteau. <\/span><\/span><span class=\"colour\"><br \/><\/span><\/div>\n<div><span><span class=\"colour\">En revanche, pour les voiles, le programme les analyse comme un plan unique. Lorsque le n\u0153ud de la poutre ne co\u00efncide pas avec le plan du voile, la poutre n&rsquo;est ni connect\u00e9e ni support\u00e9e par le voile.&nbsp;<\/span><\/span><span class=\"colour\"><br \/><\/span><\/div>\n<div><span class=\"colour\">L&rsquo;utilisateur doit donc modifier manuellement les plans dans l&rsquo;\u00e9diteur CAO.&nbsp;<\/span><\/div>\n<p><\/span><\/div>\n<div>\n<\/div>\n<\/div>\n<div><\/div>\n<div>\n<div class=\" align-left\"><\/div>\n<div class=\" align-left\"><\/div>\n<\/div>\n<div><\/div>\n<div><\/div>\n<p><strong>T\u00e9l\u00e9chargements<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/09\/Split_ContinousBeam2_01.zip\" target=\"_blank\" rel=\"noopener noreferrer\">Split_ContinousBeam2_01<\/a> (0.1 MB)<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Les poutres cr\u00e9\u00e9es sur un seul axe deviennent automatiquement des poutres continues dans le calcul des poutres.&nbsp; Un exemple simple de mod\u00e8le est cr\u00e9\u00e9 ci-dessous&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":{"_whitepaper_youtube_videos":"","_whitepaper_youtube_url":"","_whitepaper_youtube_thumbnail":"","footnotes":""},"categories":[23],"whitepaper_topic":[],"whitepaper_product":[],"whitepaper_type":[],"class_list":["post-2225","wiki","type-wiki","status-publish","hentry","category-frequently-asked-questions"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Comment diviser les poutres continues<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez comment diviser une poutre continue en plusieurs \u00e9l\u00e9ments avec ProtaStructure. 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