{"id":24336,"date":"2025-08-28T12:18:09","date_gmt":"2025-08-28T12:18:09","guid":{"rendered":"https:\/\/support.buildsoft.eu\/docs\/diamonds\/boutons-geometrie\/proprietes\/proprietes-de-surface\/"},"modified":"2026-06-09T07:21:01","modified_gmt":"2026-06-09T07:21:01","slug":"proprietes-de-surface","status":"publish","type":"docs","link":"https:\/\/support.buildsoft.eu\/fr\/docs\/diamonds\/boutons-geometrie\/proprietes\/proprietes-de-surface\/","title":{"rendered":"Propri\u00e9t\u00e9s de surface"},"content":{"rendered":"<p><\/p>\n\n<p class=\"wp-block-ht-blocks-messages wp-block-hb-message wp-block-hb-message--withicon is-style-info\">Une \u00ab surface \u00bb peut \u00eatre une dalle, une plaque, un mur ou un diaphragme. Pour simplifier, nous les appellerons simplement \u00ab surfaces \u00bb.<\/p>\n\n<p style=\"font-size:16px\">Vous pouvez ouvrir la bo\u00eete de dialogue des propri\u00e9t\u00e9s de surface de deux fa\u00e7ons :<\/p>\n\n<ul>\n<li>soit double-cliquez sur une surface dans la configuration \u00ab G\u00e9om\u00e9trie \u00bb,<\/li>\n\n\n\n<li>soit s\u00e9lectionnez une (ou plusieurs) surface(s) et cliquez sur <img decoding=\"async\" loading=\"lazy\" width=\"30\" height=\"30\" class=\"wp-image-17067\" style=\"width: 30px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/KnopPlaatEigenschappen.png\" alt=\"\"\/>.<\/li>\n<\/ul>\n\n<p style=\"font-size:16px\">Dans les deux cas, le dialogue suivant appara\u00eet :<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterPlaateigenschappen.png\"><img decoding=\"async\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterPlaateigenschappen.png\" alt=\"\" class=\"wp-image-15646\" width=\"500\"\/><\/a><\/figure><\/div>\n<p style=\"font-size:16px\">Les boutons <img decoding=\"async\" loading=\"lazy\" width=\"26\" height=\"24\" class=\"wp-image-1024\" style=\"width: 26px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2017\/04\/KnopBewaar.png\" alt=\"\"\/> et <img decoding=\"async\" loading=\"lazy\" width=\"20\" height=\"20\" class=\"wp-image-8420\" style=\"width: 20px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2018\/04\/KnopOpenen.png\" alt=\"\"\/> vous permettent respectivement d&rsquo;exporter et d&rsquo;importer les propri\u00e9t\u00e9s. De cette mani\u00e8re, vous pouvez facilement r\u00e9utiliser les types de plaques que vous avez d\u00e9finis vous-m\u00eame. Gardez \u00e0 l&rsquo;esprit que le mat\u00e9riau et le rev\u00eatement en b\u00e9ton ne sont pas import\u00e9s\/export\u00e9s.<\/p>\n\n<h2 class=\"wp-block-heading\">En g\u00e9n\u00e9ral<\/h2>\n\n<p style=\"font-size:16px\">Dans la partie sup\u00e9rieure de cette bo\u00eete de dialogue, vous d\u00e9finissez\/modifiez :<\/p>\n\n<ul>\n<li>Le <strong>nom<\/strong> de la surface.<\/li>\n\n\n\n<li><strong>Forme<\/strong><br\/>Chaque surface d\u00e9finie dans Diamonds est isotrope par d\u00e9faut. Les propri\u00e9t\u00e9s sont identiques dans toutes les directions. Mais vous pouvez modifier ce comportement en choisissant un autre type de plaque <img decoding=\"async\" loading=\"lazy\" width=\"89\" height=\"37\" class=\"wp-image-16303\" style=\"width: 89px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/IcoonVorm.png\" alt=\"\"\/>. <br\/>Le tableau ci-dessous pr\u00e9sente une liste des diff\u00e9rents types de plaques et leurs propri\u00e9t\u00e9s. <br\/><br\/>En fonction de la forme choisie, vous devrez saisir diff\u00e9rentes <strong>dimensions<\/strong>. A drawing illustrates the required dimensions.<\/li>\n<\/ul>\n\n<figure class=\"wp-block-table width80-table\"><table><tbody><tr><th>Ic\u00f4ne<\/th><th>Nom et description<\/th><th>Quelle \u00e9paisseur supporte une ou deux directions ?<\/th><th>Exemples<\/th><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5183\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen.jpg\" alt=\"\" width=\"57\" height=\"32\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen-50x28.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen-35x20.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td>Dalles isotropes \u2013 dalles qui ont les m\u00eames propri\u00e9t\u00e9s dans toutes les directions.<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-5256 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3-300x71.jpg\" alt=\"\" width=\"300\" height=\"71\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3-300x71.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3-50x12.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3-60x14.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3-35x8.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen3.jpg 408w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>(e) dans deux directions<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5207\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2.jpg 562w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2-300x300.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatTweeRichtingen2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5187\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatPr%C3%A9dallen.jpg\" alt=\"\" width=\"57\" height=\"30\"\/><\/td><td>Planchers en pr\u00e9dalles \u2013 planchers compos\u00e9s de pr\u00e9dalles (portantes dans une seule direction) sur lesquelles est coul\u00e9e une couche de b\u00e9ton isotrope.<\/td><td><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-5255 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatPr%C3%A9dal3-300x71.jpg\" alt=\"\" width=\"300\" height=\"71\"\/>\n<p> <\/p>\n<p style=\"text-align: center;\">(1) dans une seule direction<br\/>(e) &#8211; (1) dans deux directions<\/p>\n<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatPr%C3%A9dal2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5204\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatPr%C3%A9dal2.jpg\" alt=\"\" width=\"200\" height=\"200\"\/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5182\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting.jpg\" alt=\"\" width=\"57\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting-35x19.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td>Dalles portantes dans une seule direction \u2013 dalles sans la moindre rigidit\u00e9 dans le sens perpendiculaire au sens porteur.<\/td><td>\n<figure><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-5254 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatDragendInEenRichting3-300x72.jpg\" alt=\"\" width=\"300\" height=\"72\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatDragendInEenRichting3-300x72.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatDragendInEenRichting3-50x12.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatDragendInEenRichting3-60x14.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatDragendInEenRichting3-35x8.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatDragendInEenRichting3.jpg 407w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><p style=\"text-align: center;\"><\/p>\n<p style=\"text-align: center;\">(e) dans une seule direction<\/p>\n<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5208\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2.jpg 350w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-300x300.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5188\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting.jpg\" alt=\"\" width=\"55\" height=\"32\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting.jpg 55w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting-50x29.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting-35x20.jpg 35w\" sizes=\"(max-width: 55px) 100vw, 55px\" \/><\/td><td>Planchers \u00e0 nervures avec nervures dans une seule direction \u2013 \u00e9l\u00e9ments de plancher munis de nervures dans le sens longitudinal.<\/td><td><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-5253 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting3-300x69.jpg\" alt=\"\" width=\"300\" height=\"69\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting3-300x69.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting3-50x12.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting3-60x14.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting3-35x8.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting3.jpg 408w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>(e) dans deux directions<br\/>les nervures dans une seule direction<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5205\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2.jpg 375w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2-300x300.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenEenRichting2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5189\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen.jpg\" alt=\"\" width=\"57\" height=\"32\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen-50x28.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen-35x20.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td>Planchers \u00e0 nervures crois\u00e9es \u2013 \u00e9l\u00e9ments de plancher avec nervures dans le sens de la longueur et de la largeur.<\/td><td><img decoding=\"async\" loading=\"lazy\" width=\"300\" height=\"116\" class=\"size-medium wp-image-5252 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen3-300x116.jpg\" alt=\"\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen3-300x116.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen3-50x19.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen3-60x23.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen3-35x14.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen3.jpg 411w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/> (e) dans deux directions<br\/>les nervures dans deux directions<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5206\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2.jpg 375w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2-300x300.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatRibbenTweeRichtingen2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5184\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting.jpg\" alt=\"\" width=\"56\" height=\"30\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting-35x19.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td>Dalles creuses multicellulaires \u2013 planchers-dalles creux dont les \u00e9videments vont tous dans le m\u00eame sens.<\/td><td><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-5251 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolEenRichting3-300x86.jpg\" alt=\"\" width=\"300\" height=\"86\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolEenRichting3-300x86.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolEenRichting3-50x14.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolEenRichting3-60x17.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolEenRichting3-35x10.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolEenRichting3.jpg 410w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>(3) et (4) dans deux directions<br\/>les nervures dans une seule direction<\/td><td>&#8211;<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5185\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen.jpg\" alt=\"\" width=\"56\" height=\"29\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen-50x26.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen-35x18.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td>Planchers\/dalles non remplis &#8211; planchers dont les fentes sont plac\u00e9es selon une trame rectangulaire.<\/td><td><img decoding=\"async\" loading=\"lazy\" width=\"300\" height=\"119\" class=\"size-medium wp-image-5250 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolTweeRichtingen3-300x119.jpg\" alt=\"\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolTweeRichtingen3-300x119.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolTweeRichtingen3-50x20.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolTweeRichtingen3-60x24.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolTweeRichtingen3-35x14.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatHolTweeRichtingen3.jpg 410w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>(3) et (4) dans deux directions<br\/>les c\u00f4tes dans deux directions<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-5202\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2.jpg 200w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatAirdeck2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5191\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopWelfsel.jpg\" alt=\"\" width=\"57\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopWelfsel.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopWelfsel-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopWelfsel-35x19.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td>Dalle alv\u00e9ol\u00e9e \u2013 une dalle portante dans un sens, avec une couche de b\u00e9ton optionnelle coul\u00e9e sur place, portante dans deux sens<br\/><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-17060\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/FiguurAfmetingenWelfsel.png\" alt=\"\" width=\"829\" height=\"312\"\/>\n<\/td><td><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-5249 aligncenter\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels3-300x133.jpg\" alt=\"\" width=\"300\" height=\"133\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels3-300x133.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels3-50x22.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels3-60x27.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels3-35x15.jpg 35w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels3.jpg 411w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>(e) dans une seule direction<\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5208\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2.jpg 350w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-300x300.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatWelfsels2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5186\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan.jpg\" alt=\"\" width=\"56\" height=\"30\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan-35x19.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td>Diaphragme \u2013 une plaque sans rigidit\u00e9 \u00e0 la flexion, uniquement capable de transf\u00e9rer des forces normales<\/td><td> Ce type de plaque (<a href=\"http:\/\/buildsoftsupport.com\/knowledge-base\/what-is-a-membrane\/\">une membrane<\/a>) n&rsquo;a pas de rigidit\u00e9 \u00e0 la flexion, seulement une rigidit\u00e9 axiale.<\/td><td>&#8211;<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5190\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix.jpg\" alt=\"\" width=\"56\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix-50x28.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix-35x19.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td>Plaque arbitraire avec d\u00e9finition de la matrice de rigidit\u00e9<\/td><td>bearing direction is imposed by the user-defined <a href=\"https:\/\/buildsoftsupport.com\/knowledge-base\/stiffness-matrix\/\">stiffness matrix<\/a><\/td><td><a href=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-5209\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2.jpg\" alt=\"\" width=\"200\" height=\"200\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2.jpg 423w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2-150x150.jpg 150w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2-300x300.jpg 300w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2-50x50.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2-60x60.jpg 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/FiguurPlaatStijfheidsmatrix2-35x35.jpg 35w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" width=\"76\" height=\"38\" class=\"wp-image-17058\" style=\"width: 56px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/FiguurPlaattype11.png\" alt=\"\"\/><\/td><td>Ouverture ou suppression de plaque<\/td><td>&#8211;<\/td><td>&#8211;<\/td><\/tr><\/tbody><\/table><\/figure>\n    \t\t<div class=\"hts-messages hts-messages--info   hts-messages--withicon \" id=\"\" style=\"\">\r\n    \t\t\t    \t\t\t    \t\t\t\t<p>\r\n    \t\t\t\t\t\n<ul>\n<li>Diamonds n&rsquo;a pas de fonction automatique permettant de cr\u00e9er une surface d&rsquo;une<strong>\u00e9paisseur variable&nbsp;<\/strong>. Pour obtenir une \u00e9paisseur variable, vous pouvez diviser les dalles en petites bandes en donnant \u00e0 chaque bande une \u00e9paisseur diff\u00e9rente. Veillez \u00e0 ce que les bandes ne soient pas trop petites (pour le maillage).<\/li>\n<li>Il existe deux fa\u00e7ons de mod\u00e9liser une dalle alv\u00e9olaire : <img decoding=\"async\" loading=\"lazy\" class=\"img_inline alignnone size-full wp-image-5182\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting.jpg\" alt=\"\" width=\"57\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting-35x19.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/> et <img decoding=\"async\" loading=\"lazy\" class=\"img_inline alignnone size-full wp-image-17057\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/FiguurPlaatType8.png\" alt=\"\" width=\"57\" height=\"31\">. Cet article explique la diff\u00e9rence.<\/li>\n<\/ul>\n    \t\t\t\t<\/p>\r\n    \t\t\t    \t\t\t\r\n    \t\t<\/div><!-- \/.ht-shortcodes-messages -->\r\n    \t\t\n\n<h2 class=\"wp-block-heading\">Matrice de rigidit\u00e9<\/h2>\n\n<p style=\"font-size:16px\">Diamonds est un logiciel bas\u00e9 sur la m\u00e9thode des \u00e9l\u00e9ments finis (FEM). Avec la MEF, la structure doit \u00eatre subdivis\u00e9e en \u00e9l\u00e9ments finis, qui seront ensuite reli\u00e9s les uns aux autres de fa\u00e7on logique. Plusieurs exigences s&rsquo;appliquent \u00e0 ces liens, selon le type d&rsquo;\u00e9l\u00e9ment (poutre, colonne, plaque, paroi&#8230;). Dans tous les cas, il est n\u00e9cessaire que les n\u0153uds reliant les \u00e9l\u00e9ments se d\u00e9placent ensemble.<\/p>\n\n<p style=\"font-size:16px\">Cette m\u00e9thode permet d&rsquo;obtenir une approximation du comportement d&rsquo;une structure complexe en r\u00e9solvant une \u00e9quation matricielle. L&rsquo;\u00e9quation matricielle exprime la relation entre les \u00e9l\u00e9ments de la structure. Dans le cas d&rsquo;une analyse statique lin\u00e9aire, l&rsquo;\u00e9quation matricielle s&rsquo;\u00e9crit ainsi :<br\/><p class=\"ql-center-displayed-equation\" style=\"line-height: 70px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-8b57d8ff820b753da6ea632b01dc7bc9_l3.png\" height=\"70\" width=\"580\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#117;&#110;&#100;&#101;&#114;&#98;&#114;&#97;&#99;&#101;&#123;&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#81;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#125;&#95;&#92;&#116;&#101;&#120;&#116;&#123;&#109;&#97;&#116;&#114;&#105;&#99;&#101;&#32;&#97;&#118;&#101;&#99;&#32;&#99;&#104;&#97;&#114;&#103;&#101;&#115;&#32;&#100;&#97;&#110;&#115;&#32;&#108;&#101;&#115;&#32;&#110;&#111;&#101;&#117;&#100;&#115;&#125;&#32;&#61;&#92;&#111;&#118;&#101;&#114;&#98;&#114;&#97;&#99;&#101;&#123;&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#75;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#125;&#94;&#123;&#92;&#116;&#101;&#120;&#116;&#123;&#109;&#97;&#116;&#114;&#105;&#99;&#101;&#32;&#100;&#101;&#32;&#114;&#105;&#103;&#105;&#100;&#105;&#116;&eacute;&#125;&#125;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#117;&#110;&#100;&#101;&#114;&#98;&#114;&#97;&#99;&#101;&#123;&#92;&#108;&#101;&#102;&#116;&#091;&#32;&#85;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#125;&#95;&#92;&#116;&#101;&#120;&#116;&#123;&#109;&#97;&#116;&#114;&#105;&#99;&#101;&#32;&#100;&#101;&#32;&#100;&eacute;&#112;&#108;&#97;&#99;&#101;&#109;&#101;&#110;&#116;&#32;&#100;&#101;&#115;&#32;&#110;&#111;&#101;&#117;&#100;&#115;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p><br\/><br\/>L&rsquo;\u00e9quation matricielle contient une matrice de rigidit\u00e9 [K], une matrice de d\u00e9placement des n\u0153uds [U] et une matrice de charge des n\u0153uds [Q].<br\/>La matrice de rigidit\u00e9 [K] conditionne le comportement des \u00e9l\u00e9ments (poutre, colonne, plaque, paroi&#8230;). Sans approfondir davantage la d\u00e9rivation, on suppose que la matrice de rigidit\u00e9 [K] d&rsquo;une dalle ou d&rsquo;une plaque ressemble \u00e0 celle ci-dessous :<br\/><p class=\"ql-center-displayed-equation\" style=\"line-height: 151px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-9a401dd9fca35d6061eca1e9a048f083_l3.png\" height=\"151\" width=\"378\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091;&#92;&#108;&#101;&#102;&#116;&#091;&#75;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#093;&#61;&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#98;&#109;&#97;&#116;&#114;&#105;&#120;&#125;&#60;&#98;&#114;&#47;&#62;&#100;&#95;&#123;&#120;&#120;&#125;&#32;&#38;&#32;&#100;&#95;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#92;&#92;&#60;&#98;&#114;&#47;&#62;&#100;&#95;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#38;&#32;&#100;&#95;&#123;&#122;&#122;&#125;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#92;&#92;&#60;&#98;&#114;&#47;&#62;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#100;&#95;&#123;&#120;&#122;&#125;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#92;&#92;&#60;&#98;&#114;&#47;&#62;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#68;&#95;&#123;&#120;&#120;&#125;&#32;&#38;&#32;&#68;&#95;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#38;&#32;&#48;&#92;&#92;&#60;&#98;&#114;&#47;&#62;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#68;&#95;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#38;&#32;&#68;&#95;&#123;&#122;&#122;&#125;&#32;&#38;&#32;&#48;&#92;&#92;&#60;&#98;&#114;&#47;&#62;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#48;&#32;&#38;&#32;&#68;&#95;&#123;&#120;&#122;&#125;&#32;&#92;&#92;&#60;&#98;&#114;&#47;&#62;&#92;&#101;&#110;&#100;&#123;&#98;&#109;&#97;&#116;&#114;&#105;&#120;&#125;&#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p><br\/>Les facteurs de \u2018L\u2019 d\u00e9crivent le comportement de membrane (= forces normales), les facteurs de \u2018D\u2019 d\u00e9crivent le comportement \u00e0 la flexion. Les facteurs de cisaillement ne sont pas mentionn\u00e9s ici. Le tableau ci-dessous offre un aper\u00e7u de ces facteurs pour plusieurs types de plaques:<\/p>\n\n<figure class=\"wp-block-table width60-table\"><table><tbody><tr><th><\/th><th class=\"has-text-align-center\" data-align=\"center\">Dalle bidirectionnelle<\/th><th class=\"has-text-align-center\" data-align=\"center\">Dalle unidirectionnelle<\/th><th class=\"has-text-align-center\" data-align=\"center\">Diaphragme<\/th><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-bc0ef0eb2668881a1d35d48c53e19f6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"25\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-eb2123a65a580c4e4b76c76a8736f030_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#69;&#92;&#99;&#100;&#111;&#116;&#32;&#101;&#125;&#123;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"33\" style=\"vertical-align: -7px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-eb2123a65a580c4e4b76c76a8736f030_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#69;&#92;&#99;&#100;&#111;&#116;&#32;&#101;&#125;&#123;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"33\" style=\"vertical-align: -7px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-eb2123a65a580c4e4b76c76a8736f030_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#69;&#92;&#99;&#100;&#111;&#116;&#32;&#101;&#125;&#123;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"33\" style=\"vertical-align: -7px;\"\/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-29364749185ac9e93c1c0b6e11755cbc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#95;&#123;&#122;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-bc0ef0eb2668881a1d35d48c53e19f6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"25\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-bc0ef0eb2668881a1d35d48c53e19f6b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"25\" style=\"vertical-align: -3px;\"\/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-b8924cc09c8197cc5b2770ab5fc3efcc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#95;&#123;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"17\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-425026278a4a65afe4f4280a1134f561_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#100;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"48\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-425026278a4a65afe4f4280a1134f561_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#100;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"48\" style=\"vertical-align: -3px;\"\/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-e2f87cc4700bfb8bad3eff582107dccb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#100;&#95;&#123;&#120;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"24\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-17fca2ea7308c488435ca9a27e9e7150_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#71;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#101;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"35\" style=\"vertical-align: 0px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-17fca2ea7308c488435ca9a27e9e7150_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#71;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#101;\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"35\" style=\"vertical-align: 0px;\"\/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-1d0a01d0eabd68cca23ec3054d406dc9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"31\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-ce879e6adc9bdadf5ed1e42d57a69a42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#69;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#101;&#94;&#51;&#125;&#123;&#49;&#50;&#32;&#92;&#108;&#101;&#102;&#116;&#40;&#32;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#94;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"30\" width=\"57\" style=\"vertical-align: -11px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-ce879e6adc9bdadf5ed1e42d57a69a42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#69;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#101;&#94;&#51;&#125;&#123;&#49;&#50;&#32;&#92;&#108;&#101;&#102;&#116;&#40;&#32;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#94;&#50;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#41;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"30\" width=\"57\" style=\"vertical-align: -11px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-72a91b09191cb34d16de4f5f1ef78105_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#122;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"29\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-1d0a01d0eabd68cca23ec3054d406dc9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"31\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-92288799e30a46172e6853035055fbff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-5d04302e90b059a7b5ff0a51973696dd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#92;&#99;&#100;&#111;&#116;&#32;&#68;&#95;&#123;&#120;&#120;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"54\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-c5d8fff2d761fca98edd4245432d7ead_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"30\" style=\"vertical-align: -3px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-ddbc126f685661366a65ba53889a1472_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#120;&#125;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#48;&#46;&#53;&#92;&#108;&#101;&#102;&#116;&#40;&#32;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"123\" style=\"vertical-align: -5px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-fe478e7246697860d51dcf85edbdd9ea_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#97;&#117;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#68;&#95;&#123;&#120;&#120;&#125;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#48;&#46;&#53;&#92;&#108;&#101;&#102;&#116;&#40;&#32;&#49;&#45;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"146\" style=\"vertical-align: -5px;\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p style=\"font-size:16px\">Pour des dalles portantes dans une direction, la rigidit\u00e9 \u00e0 la torsion <img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-c5d8fff2d761fca98edd4245432d7ead_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"30\" style=\"vertical-align: -3px;\"\/> est une fonction du rapport de la largeur \u00e0 l&rsquo;\u00e9paisseur des bandes \u00e0 partir de laquelle la plaque est construite. Par cons\u00e9quent, la rigidit\u00e9 \u00e0 la torsion d&rsquo;une plaque de support est exprim\u00e9 dans une direction en pourcentage de la rigidit\u00e9 \u00e0 la torsion t d&rsquo;une plaque isotrope.<br\/>Le tableau ci-dessous calcule la rigidit\u00e9 \u00e0 la torsion d&rsquo;une plaque portante dans une direction <img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-c5d8fff2d761fca98edd4245432d7ead_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#122;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"30\" style=\"vertical-align: -3px;\"\/> et le coefficient de torsion t pour diff\u00e9rents rapports b\/e.<\/p>\n\n<figure class=\"wp-block-table width60-table\"><table><tbody><tr><th><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-55845b157c8a9a4d3a423ddc15f185bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#102;&#114;&#97;&#99;&#123;&#98;&#125;&#123;&#101;&#125;&#32;&#92;&#116;&#101;&#120;&#116;&#123;&#091;&#45;&#093;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"22\" style=\"vertical-align: -6px;\"\/><\/th><th class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-4c45b5d3ddf621d59302aafc78c1cc5a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#68;&#95;&#123;&#120;&#122;&#49;&#125;&#92;&#116;&#101;&#120;&#116;&#123;&#091;&#107;&#78;&#109;&#093;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"82\" style=\"vertical-align: -5px;\"\/><\/th><th class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-2d0f4e922bf6aa03f0b4a3128b5a72d5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#116;&#97;&#117;\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"10\" style=\"vertical-align: 0px;\"\/><\/th><\/tr><tr><td>1<\/td><td class=\"has-text-align-center\" data-align=\"center\">3694<\/td><td class=\"has-text-align-center\" data-align=\"center\">42%<\/td><\/tr><tr><td>2<\/td><td class=\"has-text-align-center\" data-align=\"center\">6004<\/td><td class=\"has-text-align-center\" data-align=\"center\">69%<\/td><\/tr><tr><td>3<\/td><td class=\"has-text-align-center\" data-align=\"center\">6909<\/td><td class=\"has-text-align-center\" data-align=\"center\">79%<\/td><\/tr><tr><td>4<\/td><td class=\"has-text-align-center\" data-align=\"center\">7367<\/td><td class=\"has-text-align-center\" data-align=\"center\">84%<\/td><\/tr><tr><td>6<\/td><td class=\"has-text-align-center\" data-align=\"center\">7825<\/td><td class=\"has-text-align-center\" data-align=\"center\">90%<\/td><\/tr><tr><td>10<\/td><td class=\"has-text-align-center\" data-align=\"center\">8193<\/td><td class=\"has-text-align-center\" data-align=\"center\">94%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p style=\"font-size:16px\">Lorsque les plaques portantes dans une direction sont r\u00e9alis\u00e9es sous forme de bandes de 20 cm d&rsquo;\u00e9paisseur et de 60 cm de largeur b\/t=60\/20=3, nous constatons qu&rsquo;elles atteignent 80 % de la rigidit\u00e9 de torsion d&rsquo;une dalle isotrope. Dans ce cas, vous devrez indiquer dans la fen\u00eatre des propri\u00e9t\u00e9s de la plaque un coefficient de 80 % :<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterPlaateigenschappen4.png\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterPlaateigenschappen4.png\" alt=\"\" class=\"wp-image-15649\" width=\"500\" height=\"470\"\/><\/a><\/figure><\/div>    \t\t<div class=\"hts-messages hts-messages--info   hts-messages--withicon \" id=\"\" style=\"\">\r\n    \t\t\t    \t\t\t    \t\t\t\t<p>\r\n    \t\t\t\t\t\n<p>Pour plus d&rsquo;informations sur la MEF et les matrices de rigidit\u00e9, consultez :<\/p>\n<ul>\n<li><a href=\"https:\/\/support.buildsoft.eu\/knowledge-base\/stiffness-matrix\/\" target=\"_blank\" rel=\"noopener\" data-id=\"\">Cet article<\/a> traite de la matrice de rigidit\u00e9 et de la rigidit\u00e9 en torsion.<\/li>\n<li>O.C.Zienkiewicz, The Finite Element Method, McGraw-Hill book Company, 1977<\/li>\n<li>J. Blauwendraad, Plates and FEM, Surprises and pitfalls, ISBN 978-90-481-3595-0<\/li>\n<\/ul>\n    \t\t\t\t<\/p>\r\n    \t\t\t    \t\t\t\r\n    \t\t<\/div><!-- \/.ht-shortcodes-messages -->\r\n    \t\t\n\n<h2 class=\"wp-block-heading\" id=\"concrete-cover\">Mat\u00e9riau et enrobage de b\u00e9ton<\/h2>\n\n<ul>\n<li>S\u00e9lectionnez un mat\u00e9riau pour la plaque \u00e0 l&rsquo;aide de la liste d\u00e9roulante. Il contient tous les mat\u00e9riaux pr\u00e9sents dans <a rel=\"noreferrer noopener\" href=\"https:\/\/support.buildsoft.eu\/knowledge-base\/some-materials-andor-cross-sections-seem-to-be-missing-in-the-library\/\" data-id=\"6895\" target=\"_blank\" data-type=\"ht_kb\">la biblioth\u00e8que de mat\u00e9riaux.<\/a><\/li>\n\n\n\n<li>Pour une surface en b\u00e9ton, vous devez \u00e9galement indiquer l&rsquo;enrobage brute.<br\/>L&rsquo;enrobage brute est d\u00e9finie comme la distance entre le centre de gravit\u00e9 des armatures et le bord sup\u00e9rieur ou inf\u00e9rieur de la section transversale.<br\/>Cliquez sur <img decoding=\"async\" loading=\"lazy\" width=\"69\" height=\"17\" class=\"wp-image-18450\" style=\"width: 69px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/KnopWapeningsdekking.png\" alt=\"\"\/> pour ouvrir la bo\u00eete de dialogue suivante.<\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterWapeningsdekkingPlaten.png\"><img decoding=\"async\" loading=\"lazy\" width=\"517\" height=\"253\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/VensterWapeningsdekkingPlaten.png\" alt=\"\" class=\"wp-image-15765\"\/><\/a><\/figure><\/div>\n<p>Le tableau ci-dessous donne un aper\u00e7u de l&rsquo;endroit o\u00f9 Diamonds suppose que l&rsquo;armature se trouve dans un certain type de plaque. Il indique \u00e9galement les plaques pour lesquelles Diamonds peut calculer les contraintes et celles pour lesquelles il ne le peut pas.<\/p>\n\n<figure class=\"wp-block-table width60-table\"><table><tbody><tr><th rowspan=\"2\">Ic\u00f4ne<\/th><th class=\"has-text-align-center\" data-align=\"center\" rowspan=\"2\">Affichage des contraintes<\/th><th class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">Zones d&rsquo;armatures<\/th><\/tr><tr><th>direction<br\/>principale x&rsquo;<\/th><th class=\"has-text-align-center\" data-align=\"center\">direction<br\/>secondaire z&rsquo;<\/th><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5183\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen.jpg\" alt=\"\" width=\"57\" height=\"32\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen-50x28.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInTweeRichtingen-35x20.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2713<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-7828 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11.png\" alt=\"\" width=\"107\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11-35x16.png 35w\" sizes=\"(max-width: 107px) 100vw, 107px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-7822 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking12.png\" alt=\"\" width=\"107\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking12.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking12-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking12-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking12-35x16.png 35w\" sizes=\"(max-width: 107px) 100vw, 107px\" \/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5187\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatPr%C3%A9dallen.jpg\" alt=\"\" width=\"57\" height=\"30\"\/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2713<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-7829 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking21.png\" alt=\"\" width=\"107\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking21.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking21-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking21-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking21-35x16.png 35w\" sizes=\"(max-width: 107px) 100vw, 107px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-7823 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking22.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking22.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking22-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking22-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking22-35x16.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5182\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting.jpg\" alt=\"\" width=\"57\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatDragendInEenRichting-35x19.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2713<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-7828 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11.png\" alt=\"\" width=\"107\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking11-35x16.png 35w\" sizes=\"(max-width: 107px) 100vw, 107px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">&#8211;<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5188\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting.jpg\" alt=\"\" width=\"55\" height=\"32\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting.jpg 55w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting-50x29.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenEenRichting-35x20.jpg 35w\" sizes=\"(max-width: 55px) 100vw, 55px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2717<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-7833 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking51.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking51.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking51-50x24.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking51-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking51-35x17.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7827 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking42.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking42.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking42-50x24.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking42-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking42-35x17.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5189\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen.jpg\" alt=\"\" width=\"57\" height=\"32\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen-50x28.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatRibbenTweeRichtingen-35x20.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2717<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7831 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking41.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking41.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking41-50x24.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking41-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking41-35x17.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7826 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking52.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking52.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking52-50x24.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking52-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking52-35x17.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5184\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting.jpg\" alt=\"\" width=\"56\" height=\"30\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolEenRichting-35x19.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2717<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7832 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking61.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking61.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking61-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking61-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking61-35x16.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7825 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking62.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking62.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking62-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking62-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking62-35x16.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5185\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen.jpg\" alt=\"\" width=\"56\" height=\"29\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen-50x26.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatHolTweeRichtingen-35x18.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2717<\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7830 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking71.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking71.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking71-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking71-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking71-35x16.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-7824 aligncenter\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking72.png\" alt=\"\" width=\"106\" height=\"50\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking72.png 178w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking72-50x23.png 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking72-60x28.png 60w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2022\/09\/FiguurWapeningsdekking72-35x16.png 35w\" sizes=\"(max-width: 106px) 100vw, 106px\" \/><\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5191\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopWelfsel.jpg\" alt=\"\" width=\"57\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopWelfsel.jpg 57w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopWelfsel-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopWelfsel-35x19.jpg 35w\" sizes=\"(max-width: 57px) 100vw, 57px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2717<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">calcul des armatures impossible<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5186\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan.jpg\" alt=\"\" width=\"56\" height=\"30\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan-50x27.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatMembraan-35x19.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2713<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">calcul des armatures impossible<\/td><\/tr><tr><td><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-large wp-image-5190\" src=\"http:\/\/buildsoftsupport.com\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix.jpg\" alt=\"\" width=\"56\" height=\"31\" srcset=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix.jpg 56w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix-50x28.jpg 50w, https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatStijfheidsmatrix-35x19.jpg 35w\" sizes=\"(max-width: 56px) 100vw, 56px\" \/><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u2717<\/td><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"2\">calcul des armatures impossible<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p style=\"font-size:16px\">Remarques:<\/p>\n\n<ul>\n<li>Pour certains types de plaques (comme les dalles nervur\u00e9es), la section transversale (= la rigidit\u00e9) n&rsquo;est pas constante sur toute la largeur (ou longueur) de la plaque. La rigidit\u00e9 accrue est r\u00e9partie sur toute la surface de la plaque. <br\/>Cette rigidit\u00e9 \u00e9tal\u00e9e rend impossible le calcul des contraintes. <\/li>\n\n\n\n<li>For a pr\u00e9slab <img decoding=\"async\" class=\"wp-image-5187\" style=\"width: 57px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2020\/04\/KnopPlaatPr%C3%A9dallen.jpg\" alt=\"\"\/> the option \u00ab\u00a0<em>Crack calculation with reduced height<\/em>\u00a0\u00bb will be visible. Plus d&rsquo;informations dans <a rel=\"noreferrer noopener\" href=\"https:\/\/buildsoftsupport.com\/knowledge-base\/crack-formation-in-preslabs\/\" data-id=\"https:\/\/buildsoftsupport.com\/knowledge-base\/crack-formation-in-preslabs\/\" target=\"_blank\" data-type=\"URL\">cet article.<\/a> <\/li>\n\n\n\n<li>Il n&rsquo;est pas possible de mod\u00e9liser la pr\u00e9contrainte ou la post-contrainte dans notre logiciel.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Axes locaux<\/h2>\n\n<p style=\"font-size:16px\">Ce syst\u00e8me de coordonn\u00e9es locales d&rsquo;une surface est important car la repr\u00e9sentation des r\u00e9sultats (en particulier le ferraillage sup\u00e9rieur et inf\u00e9rieur) d\u00e9pend de l&rsquo;orientation choisie. <\/p>\n\n<p style=\"font-size:16px\">Pour afficher le syst\u00e8me de coordonn\u00e9es local d&rsquo;une surface :<\/p>\n\n<ul>\n<li>Fermez toutes les bo\u00eetes de dialogue et acc\u00e9dez \u00e0 la configuration G\u00e9om\u00e9trie <img decoding=\"async\" loading=\"lazy\" width=\"20\" height=\"20\" class=\"wp-image-18759\" style=\"width: 20px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/KnopConfiguratieGeometrie.png\" alt=\"\"\/>.<\/li>\n\n\n\n<li><a href=\"https:\/\/support.buildsoft.eu\/docs\/diamonds\/working-environment\/configuration-settings\/\" data-id=\"17224\" data-type=\"docs\">Cliquez sur les param\u00e8tres de configuration. <\/a><img decoding=\"async\" loading=\"lazy\" width=\"20\" height=\"20\" class=\"wp-image-10069\" style=\"width: 20px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2018\/07\/KnopConfiguratieInstellingen.png\" alt=\"\"\/>. <br\/>Dans la colonne \u00ab <em>Surfaces <\/em>\u00bb, cochez l&rsquo;option \u00ab <em>Syst\u00e8me de coordonn\u00e9es local <\/em>\u00bb.<\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/EN_LokaalAssenPlaat.png\"><img decoding=\"async\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/EN_LokaalAssenPlaat.png\" alt=\"\" class=\"wp-image-18760\" width=\"500\"\/><\/a><\/figure><\/div>\n<ul>\n<li>L&rsquo;axe x&rsquo; sera toujours parall\u00e8le \u00e0 la direction principale de la dalle. Si une dalle a une direction pr\u00e9f\u00e9rentielle (comme une dalle unidirectionnelle), l&rsquo;axe x&rsquo; sera toujours parall\u00e8le \u00e0 la fl\u00e8che dessin\u00e9e dans la plaque.<br\/>L&rsquo;axe z&rsquo; sera toujours parall\u00e8le \u00e0 la direction secondaire de la dalle.<br\/>L&rsquo;axe y&rsquo; d\u00e9termine les c\u00f4t\u00e9s sup\u00e9rieur et inf\u00e9rieur de la dalle. La direction dans laquelle pointe l&rsquo;axe y&rsquo;, c&rsquo;est le c\u00f4t\u00e9 sup\u00e9rieur. Vous en aurez besoin pour \u00e9valuer les armatures dans des murs.<\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/EN_LokaalAssenPlaat2.png\"><img decoding=\"async\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/EN_LokaalAssenPlaat2.png\" alt=\"\" class=\"wp-image-18761\" width=\"500\"\/><\/a><\/figure><\/div>\n<p style=\"font-size:16px\">Lorsque vous cr\u00e9ez une plaque, l&rsquo;axe x&rsquo; d&rsquo;une plaque sera toujours parall\u00e8le \u00e0 l&rsquo;axe X global par d\u00e9faut. Cependant, cela n&rsquo;est pas toujours souhaitable. Les options situ\u00e9es au bas de cette bo\u00eete de dialogue <img decoding=\"async\" loading=\"lazy\" width=\"30\" height=\"30\" class=\"wp-image-17067\" style=\"width: 30px;\" src=\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2025\/08\/KnopPlaatEigenschappen.png\" alt=\"\"\/> vous permettent de modifier cela.<\/p>\n\n<ul>\n<li><strong>Orientation des axes xz locaux<\/strong> <br\/>Cette option fait pivoter le syst\u00e8me de coordonn\u00e9es local de la dalle dans un plan XZ horizontal.<\/li>\n\n\n\n<li><strong>Orientation locale de l&rsquo;axe y<\/strong><br\/>Cette option inversera la direction de l&rsquo;axe y&rsquo;. Il est utile pour d\u00e9finir les pressions <a href=\"https:\/\/support.buildsoft.eu\/knowledge-base\/how-to-add-ground-or-water-pressure\/\" data-type=\"ht_kb\" data-id=\"1774\" target=\"_blank\" rel=\"noreferrer noopener\">horizontales exerc\u00e9es par le sol ou l&rsquo;eau.<\/a><\/li>\n<\/ul>\n","protected":false},"featured_media":0,"parent":24153,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","doc_tag":[],"comment_count":0,"_links":{"self":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/24336"}],"collection":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/types\/docs"}],"replies":[{"embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/comments?post=24336"}],"version-history":[{"count":5,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/24336\/revisions"}],"predecessor-version":[{"id":29390,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/24336\/revisions\/29390"}],"up":[{"embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/24153"}],"next":[{"title":"Propri\u00e9t\u00e9s des semelles","link":"https:\/\/support.buildsoft.eu\/fr\/docs\/diamonds\/boutons-geometrie\/proprietes\/proprietes-des-semelles\/","href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/24252"}],"prev":[{"title":"Propri\u00e9t\u00e9s de la section transversale","link":"https:\/\/support.buildsoft.eu\/fr\/docs\/diamonds\/boutons-geometrie\/proprietes\/proprietes-de-la-section-transversale\/","href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/docs\/24257"}],"wp:attachment":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/media?parent=24336"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/doc_tag?post=24336"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}