{"id":2080,"date":"2026-04-27T11:56:45","date_gmt":"2026-04-27T11:56:45","guid":{"rendered":"https:\/\/protasoftware.com\/fr\/wiki\/analyse-sismique-selon-la-norme-indonesienne-sni-1726-2019\/"},"modified":"2026-04-27T11:56:45","modified_gmt":"2026-04-27T11:56:45","slug":"analyse-sismique-selon-la-norme-indonesienne-sni-1726-2019","status":"publish","type":"wiki","link":"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/analyse-sismique-selon-la-norme-indonesienne-sni-1726-2019\/","title":{"rendered":"Analyse sismique selon la norme indon\u00e9sienne SNI 1726:2019"},"content":{"rendered":"<div>\n <b><span class=\"colour\"><span class=\"size\" style=\"font-size: 16px;line-height: normal\">Prota<\/span><\/span><\/b><span class=\"colour\"><span class=\"size\" style=\"font-size: 16px;line-height: normal\">Structure peut d\u00e9sormais calculer les charges sismiques conform\u00e9ment au code sismique indon\u00e9sien SNI 1726:2019. Ce code est une adaptation de l&rsquo;ASCE07.<\/span><br \/><\/span><\/div>\n<div><span class=\"colour\"><\/p>\n<p style=\"font-size: 16px;letter-spacing: 0.1px\" class=\"MsoNormal\"><span><span class=\"colour sty__x5p26y__cls\">Acc\u00e9dez \u00e0 la bo\u00eete de dialogue&nbsp;<b>Analyse du b\u00e2timent<\/b>&nbsp;&gt;&nbsp;onglet&nbsp;<b>Pr\u00e9-analyse&nbsp;<\/b>:&nbsp;<br \/><\/span><\/span><\/p>\n<ol style=\"font-size: 16px;letter-spacing: 0.1px\">\n<li style=\"list-style-type: disc\" class=\"sty__h68izl__cls\"><span><span class=\"colour sty__ws76fb__cls\">Cliquez sur&nbsp;<b>Centre des param\u00e8tres&nbsp;<\/b>&gt;&nbsp;la section&nbsp;<a style=\"cursor: pointer\" target=\"_blank\" href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/project-settings-ps-2022#Template:~:text=member%20labels%C2%A0templates.-,Codes,-This%20page%20controls\" rel=\"noopener noreferrer\">Code<\/a>&nbsp;s&rsquo;affiche &gt; s\u00e9lectionnez&nbsp;<b>Code sismique&nbsp;&nbsp;<\/b>&nbsp;<br \/><\/span><\/span><\/li>\n<li style=\"list-style-type: disc\" class=\"sty__nizzq3__cls\"><b><span class=\"colour sty__c99r8k__cls\"><span style=\"font-weight: 400\" class=\"sty__6rnhi4__cls\">Cliquez&nbsp;<\/span>Param\u00e8tre sismique&nbsp;<\/span><\/b><span class=\"colour sty__wskv74__cls\">pour acc\u00e9der aux Param\u00e8tres et r\u00e9glages sismiques<\/span><\/li>\n<\/ol>\n<p><\/span><\/div>\n<div>\n <img decoding=\"async\" style=\"max-width: 100%;height: auto;padding: 0\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-837b41943291f10e356b82dc7ecc21a0.png\">\n<\/div>\n<div>\n \n<\/div>\n<div>\n<div>\n  <span class=\"KB_New_Editor_Highlights\" style=\"margin: 10px 0px;position: relative;padding: 10px 10px 10px 40px\"><img decoding=\"async\" data-image=\"contentStyle\" style=\"position: absolute;left: 12px;top: 14px;width: 15px;max-width: 100%\" data-type=\"non-resize\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-18be45e3e864951931b422c9d2c8c470.png\" alt=\"Info\"><\/p>\n<div>\n    <span class=\"colour\">Cliquez sur l&rsquo;ic\u00f4ne<\/span><b><i><span class=\"size\" style=\"font-size: 18px\"><span class=\"colour\"> i&nbsp;&nbsp;<\/span><\/span><\/i><\/b><span class=\"colour\">pour plus d&rsquo;informations et de conseils sur le param\u00e8tre.&nbsp;<br \/><\/span><\/div>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<div><span style=\"font-size: 16px;letter-spacing: 0.1px\" class=\"colour sty__3hnba7__cls\">Veuillez \u00e9galement lire cet article<\/span><span style=\"font-size: 16px;letter-spacing: 0.1px\">&nbsp;<\/span><a style=\"cursor: pointer;font-size: 13px;letter-spacing: 0.1px\" class=\"sty__i245fj__cls\" target=\"_blank\" href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/seismic-load-basic-guide\" rel=\"noopener noreferrer\"><span style=\"font-size: 16px\" class=\"size sty__hchi09__cls\">Charge sismique &#8211; Guide de base<\/span><\/a><span style=\"font-size: 16px;letter-spacing: 0.1px\">.&nbsp;<\/span><span style=\"font-size: 16px;letter-spacing: 0.1px\" class=\"size sty__3eoybk__cls\">&nbsp;<\/span>\n   <\/div>\n<p><\/span>\n <\/div>\n<h2 id=\"Parameters\" class=\"toc_anchors\"><span><span class=\"colour\">Param\u00e8tres<\/span><\/span><span class=\"colour\"><br \/><\/span><\/h2>\n<p><span class=\"colour\"><br \/>\n <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   Voici l&rsquo;explication des principales donn\u00e9es de l&rsquo;onglet \u00ab <\/span><b><span class=\"colour\">Param\u00e8tres<\/span><\/b><span class=\"colour\"> \u00bb :<br \/>\n  <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Angle du spectre<\/span><\/b><span class=\"colour\">&nbsp;: angle des forces sismiques appliqu\u00e9es par rapport \u00e0 l&rsquo;orientation de la structure en vue en plan ; mesur\u00e9 dans le sens antihoraire depuis l&rsquo;horizontale globale.&nbsp;&nbsp;Par exemple, si un b\u00e2timent rectangulaire est mod\u00e9lis\u00e9 selon un angle de rotation, l&rsquo;angle du spectre doit \u00eatre ajust\u00e9 en cons\u00e9quence.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Classe de site<\/span><\/b><span class=\"colour\">&nbsp;: \u00e0 s\u00e9lectionner par l&rsquo;utilisateur. Voir la clause 5.3, tableau 3<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Acc\u00e9l\u00e9rations spectrales &amp; facteurs de sol&nbsp;<\/span><\/b><span class=\"colour\">:&nbsp; r\u00e9cup\u00e9r\u00e9s automatiquement depuis les tableaux du code. Voir la clause 6.2.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Cat\u00e9gorie de risque&nbsp;<\/span><\/b><span class=\"colour\">: \u00e0 s\u00e9lectionner par l&rsquo;utilisateur. Le facteur d&rsquo;importance &amp; la cat\u00e9gorie de conception sismique sont d\u00e9termin\u00e9s automatiquement.&nbsp;<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Facteur d&rsquo;importance<\/span><\/b><span class=\"colour\">&nbsp;: r\u00e9cup\u00e9r\u00e9 automatiquement depuis le code.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Cat\u00e9gorie de conception sismique<\/span><\/b><span class=\"colour\">&nbsp;: r\u00e9cup\u00e9r\u00e9e automatiquement depuis le code.&nbsp;<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Hauteur du b\u00e2timent<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;d\u00e9termin\u00e9e automatiquement \u00e0 partir du menu <a target=\"_blank\" href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/storey-related-controls-and-settings#Remove_Storey:~:text=be%20decreased%20accordingly.-,Edit%20Storey,-Use%20the%20%22Edit\" rel=\"noopener noreferrer\">Modifier l&rsquo;\u00e9tage<\/a>.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Cat\u00e9gorie de syst\u00e8me<\/span><\/b><span><span class=\"colour\">&nbsp;&amp;&nbsp;<\/span><\/span><b><span class=\"colour\">Type de syst\u00e8me structurel<\/span><\/b><span><span class=\"colour\">&nbsp;: \u00e0 s\u00e9lectionner par l&rsquo;utilisateur pour chaque direction, 1(X) et 2(Y).<\/span><\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Facteur de comportement (R),<\/span><\/b><span class=\"colour\">&nbsp;<\/span><b><span class=\"colour\">Facteur de surr\u00e9sistance (\u03a9<\/span><sub><span class=\"colour\">0<\/span><\/sub><\/b><span class=\"colour\"><b>) <\/b>&amp;&nbsp;<\/span><b><span class=\"colour\">Facteur d&rsquo;\u00e9chelle de d\u00e9placement <\/span><\/b><span class=\"colour\">(<\/span><b><span class=\"colour\">Cd<\/span><\/b><span class=\"colour\">) &nbsp;sont automatiquement r\u00e9cup\u00e9r\u00e9s depuis le tableau du code. Voir la clause 7.2.2<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n    <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Facteurs de redondance (<\/span><\/b><span class=\"size\" style=\"font-size: 11pt\"><span class=\"size\" style=\"font-size: 16px\"><b><span class=\"colour\">\u03c1<\/span><\/b><\/span><span class=\"colour\">)<\/span><\/span><span class=\"colour\">&nbsp;: \u00e0 d\u00e9terminer et saisir par l&rsquo;utilisateur.&nbsp;<br \/><\/span><\/li>\n<li style=\"list-style-type: disc\"><span class=\"colour\"><b>Spectre \u00e0 utiliser<\/b> (en bas \u00e0 droite) : \u00e0 choisir par l&rsquo;utilisateur.<\/span><\/li>\n<\/ol>\n<div>\n    <span class=\"KB_New_Editor_Highlights\" style=\"margin: 10px 0px;position: relative;padding: 10px 10px 10px 40px\"><img decoding=\"async\" data-image=\"contentStyle\" data-type=\"non-resize\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-18be45e3e864951931b422c9d2c8c470.png\" style=\"position: absolute;left: 12px;top: 14px;width: 15px;max-width: 100%\" alt=\"Info\"><\/p>\n<div>\n      <span class=\"colour\">Si un&nbsp;<\/span><b><span class=\"colour\">type de syst\u00e8me structurel&nbsp;<\/span><\/b><span class=\"colour\">s\u00e9lectionn\u00e9 n&rsquo;est pas autoris\u00e9 pour une&nbsp;<\/span><b><span class=\"colour\">zone sismique<\/span><\/b><span class=\"colour\">&nbsp;et une&nbsp;<\/span><b><span class=\"colour\">hauteur de b\u00e2timent<\/span><\/b><span class=\"colour\"> donn\u00e9es, un message d&rsquo;avertissement appropri\u00e9 s&rsquo;affiche.<\/span>\n     <\/div>\n<p><\/span>\n   <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div>\n<h2 class=\"toc_anchors\" id=\"Analysis\"><span class=\"colour\">Analyse<br \/><\/span><\/h2>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   Voici l&rsquo;explication des principales donn\u00e9es de l&rsquo;onglet \u00ab <\/span><b><span class=\"colour\">Analyse<\/span><\/b><span class=\"colour\"> \u00bb :<br \/>\n  <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Appliquer l&rsquo;excentricit\u00e9 accidentelle (5 %)<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;cochez pour activer<\/span><\/li>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Taux d&rsquo;amortissement<\/span><\/b><span class=\"colour\">&nbsp;: saisi par l&rsquo;utilisateur selon le type de b\u00e2timent<\/span><\/li>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Nombre de modes horizontaux <\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;saisi par l&rsquo;utilisateur (valeur recommand\u00e9e = <b>15<\/b>)<\/span><\/li>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Nombre de modes verticaux&nbsp;<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;saisi par l&rsquo;utilisateur (valeur recommand\u00e9e =&nbsp;<b>15<\/b>)<\/span><\/li>\n<li style=\"list-style-type: disc\"><font color=\"#000000\"><b>Utiliser des p\u00e9riodes d\u00e9finies par l&rsquo;utilisateur dans l&rsquo;analyse statique \u00e9quivalente&nbsp;<\/b>: cochez pour activer &amp; saisissez la p\u00e9riode selon les directions X &amp; Y<\/font><\/li>\n<\/ol>\n<div>\n<div>\n    <span class=\"KB_New_Editor_Highlights\" style=\"margin: 10px 0px;position: relative;padding: 10px 10px 10px 40px\"><img decoding=\"async\" data-image=\"contentStyle\" style=\"position: absolute;left: 12px;top: 14px;width: 15px;max-width: 100%\" data-type=\"non-resize\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-192100a4f95a65d439a6b10a51ddb7c9.png\" alt=\"Notes\"><\/p>\n<div>\n      <span class=\"colour\">ProtaStructure v\u00e9rifie automatiquement le nombre de modes et \u00e9met un avertissement pendant l&rsquo;analyse si la participation massique cumul\u00e9e n&rsquo;est pas satisfaite.<\/span>\n     <\/div>\n<p><\/span>\n   <\/div>\n<\/p><\/div>\n<ol>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Type ou usage structurel<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;Champ statique qui appara\u00eet sur les rapports. L&rsquo;utilisateur peut y \u00e9crire ce qu&rsquo;il souhaite.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<h2 class=\"toc_anchors\" id=\"Structural_Irregularities\"><span class=\"colour\">Irr\u00e9gularit\u00e9s structurelles<br \/><\/span><\/h2>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   Voici la liste des v\u00e9rifications d&rsquo;irr\u00e9gularit\u00e9s de l&rsquo;onglet \u201c<\/span><b><span class=\"colour\">Irr\u00e9gularit\u00e9s structurelles<\/span><\/b><span class=\"colour\">\u201d :<br \/>\n  <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<p class=\"MsoNormal\"><b><u><span class=\"colour\">Irr\u00e9gularit\u00e9s en plan<\/span><\/u><\/b><span class=\"colour\"><br \/><\/span><\/p>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Irr\u00e9gularit\u00e9 de torsion<\/span><\/b><span class=\"colour\">&nbsp;: D\u00e9tection automatique<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Irr\u00e9gularit\u00e9 de torsion extr\u00eame<\/span><\/b><span class=\"colour\"> : D\u00e9tection automatique<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Discontinuit\u00e9 du diaphragme<\/span><\/b><span><span class=\"colour\">&nbsp;: \u00e0 \u00e9valuer par l&rsquo;utilisateur, \u00e0 v\u00e9rifier si c&rsquo;est le cas<\/span><\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n    <\/span><span class=\"KB_New_Editor_Highlights\" style=\"margin: 10px 0px;position: relative;padding: 10px 10px 10px 40px\"><img decoding=\"async\" data-image=\"contentStyle\" style=\"position: absolute;left: 12px;top: 14px;width: 15px;max-width: 100%\" data-type=\"non-resize\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-707ccec6dbbe403807eca144f0b9af55.png\" alt=\"Id\u00e9e\"><\/p>\n<div>\n      <span class=\"colour\">Le maillage de plancher avec l&rsquo;option de diaphragme flexible permet de mod\u00e9liser des b\u00e2timents pr\u00e9sentant une discontinuit\u00e9 de diaphragme. Voir ici :<\/span>&nbsp;<a target=\"_blank\" href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/model-options#Slab_Model\" rel=\"noopener noreferrer\">Mod\u00e8le de dalle<\/a>\n     <\/div>\n<p><\/span>\n   <\/div>\n<\/p><\/div>\n<ol>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Pr\u00e9sence d&rsquo;angles rentrants&nbsp;<\/span><\/b><span class=\"colour\">: \u00e0 \u00e9valuer par l&rsquo;utilisateur, \u00e0 v\u00e9rifier si c&rsquo;est le cas<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Axes non parall\u00e8les des \u00e9l\u00e9ments structurels&nbsp;<\/span><\/b><span class=\"colour\">:&nbsp;&nbsp;\u00e0 \u00e9valuer par l&rsquo;utilisateur, \u00e0 v\u00e9rifier si c&rsquo;est le cas<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<p class=\"MsoNormal\"><b><u><span class=\"colour\">Irr\u00e9gularit\u00e9s en \u00e9l\u00e9vation<\/span><\/u><\/b><span class=\"colour\"><br \/><\/span><\/p>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Discontinuit\u00e9 de r\u00e9sistance lat\u00e9rale \u2013 \u00e9tage faible<\/span><\/b><span class=\"colour\">&nbsp;: D\u00e9tection automatique<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Discontinuit\u00e9 de r\u00e9sistance lat\u00e9rale extr\u00eame <\/span><\/b><span class=\"colour\">: D\u00e9tection automatique<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Irr\u00e9gularit\u00e9 de raideur<\/span><\/b><span><span class=\"colour\">&nbsp;: D\u00e9tection automatique<\/span><\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">R\u00e9partition non uniforme du poids (masse)<\/span><\/b><span class=\"colour\">&nbsp;: D\u00e9tection automatique<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">\u00c9l\u00e9ments porteurs de charges verticales discontinus<\/span><\/b><span class=\"colour\">&nbsp;: \u00e0 \u00e9valuer par l&rsquo;utilisateur, \u00e0 v\u00e9rifier si c&rsquo;est le cas<\/span><\/li>\n<\/ol>\n<h2 id=\"Settings\" class=\"toc_anchors\"><span class=\"colour\">Param\u00e8tres<\/span><span class=\"colour\"><br \/><\/span><\/h2>\n<p><span class=\"colour\"><br \/>\n <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<p class=\"MsoNormal\"><span class=\"colour\">Voici l&rsquo;explication des principaux param\u00e8tres de l&rsquo;onglet \u201c<\/span><b><span class=\"colour\">Param\u00e8tres<\/span><\/b><span class=\"colour\">\u201d :<br \/><\/span><\/p>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   <\/span><b><u><span class=\"colour\">Contr\u00f4les apr\u00e8s analyse<\/span><\/u><\/b><span class=\"colour\"><br \/>\n  <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier le d\u00e9placement relatif entre \u00e9tages :<\/span><\/b><span class=\"colour\">&nbsp;&nbsp;Cocher pour effectuer la v\u00e9rification.&nbsp;&nbsp;La limite de d\u00e9placement par d\u00e9faut appara\u00eet dans le champ suivant<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Utiliser un ratio limite de d\u00e9placement entre \u00e9tages d\u00e9fini par l&rsquo;utilisateur<\/span><\/b><span class=\"colour\">&nbsp;: Cocher pour remplacer manuellement le ratio par d\u00e9faut<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier la hauteur du b\u00e2timent<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;Cocher pour effectuer la v\u00e9rification.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier l&rsquo;interaction voile-portique<\/span><\/b><span class=\"colour\">&nbsp;: Au choix de l&rsquo;utilisateur<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier l&rsquo;effet du second ordre<\/span><\/b><span class=\"colour\">&nbsp;: Cocher pour prendre en compte cet effet selon la m\u00e9thode de l&rsquo;\u00e9lancement du code<\/span><\/li>\n<li style=\"list-style-type: disc\"><span class=\"colour\"><b>V\u00e9rifier l&rsquo;irr\u00e9gularit\u00e9 de r\u00e9sistance (\u00e9tage faible)<\/b> :&nbsp;<\/span><span>Au choix de l&rsquo;utilisateur<\/span><\/li>\n<li style=\"list-style-type: disc\"><span><b>V\u00e9rifier l&rsquo;irr\u00e9gularit\u00e9 de raideur (\u00e9tage souple<\/b>) : Au choix de l&rsquo;utilisateur<\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<div><span class=\"colour\"><br \/>\n   <\/span><b><u><span class=\"colour\">Contr\u00f4les de calcul apr\u00e8s analyse<\/span><\/u><\/b><span class=\"colour\"><br \/>\n  <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier poteau fort \u2013 poutre faible<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;Au choix de l&rsquo;utilisateur. Les poteaux et les poutres doivent d&rsquo;abord \u00eatre calcul\u00e9s avant de pouvoir effectuer cette v\u00e9rification.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Effectuer la v\u00e9rification de l&rsquo;effort tranchant au n\u0153ud<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;Au choix de l&rsquo;utilisateur.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier les dimensions minimales des \u00e9l\u00e9ments<\/span><\/b><span class=\"colour\">&nbsp;: Au choix de l&rsquo;utilisateur<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier le renversement du b\u00e2timent<\/span><\/b><span class=\"colour\"> : Au choix de l&rsquo;utilisateur<\/span><\/li>\n<li style=\"list-style-type: disc;text-align: left\" class=\" align-left sty__k51ikr__cls\"><span><span class=\"font\"><span style=\"font-size: 16px;line-height: normal\" class=\"size sty__jq5w16__cls\"><span class=\"colour sty__4oioyf__cls\"><b>Inclure le sous-sol dans la v\u00e9rification du renversement<\/b>&nbsp;&#8211; Au choix de l&rsquo;utilisateur<\/span><\/span><\/span><\/span><\/li>\n<\/ol>\n<div>\n   <b><u><span class=\"colour\">Analyse par spectre de r\u00e9ponse<\/span><\/u><\/b><span class=\"colour\"><br \/>\n  <\/span><\/div>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">V\u00e9rifier la participation massique effective cumul\u00e9e<\/span><\/b><span class=\"colour\">&nbsp;:&nbsp;&nbsp;Cocher pour v\u00e9rifier.<br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">Comparer les r\u00e9sultats RSA avec la charge statique \u00e9quivalente<\/span><\/b><span class=\"colour\">&nbsp;: Cocher pour en tenir compte.<\/span><\/li>\n<li style=\"list-style-type: disc\"><span class=\"colour\"><b>Utiliser un facteur d&rsquo;\u00e9chelle RSA d\u00e9fini par l&rsquo;utilisateur<\/b><b><\/b> : Cocher pour appliquer et saisir le facteur<\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><b><span class=\"colour\">M\u00e9thode de signe des r\u00e9sultats pour RSA :&nbsp;&nbsp;<\/span><\/b><span class=\"colour\">Utiliser \u00ab Signes du mode dominant \u00bb ou \u00ab Valeur absolue \u00bb.&nbsp; Consultez cet article <\/span>:&nbsp;<a href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/results-sign-method-for-response-spectrum-analysis\" target=\"_blank\" style=\"font-size: 13px\" rel=\"noopener noreferrer\"><span class=\"size\" style=\"font-size: 16px\">M\u00e9thode de signe des r\u00e9sultats pour l&rsquo;analyse par spectre de r\u00e9ponse<\/span><\/a><\/li>\n<\/ol>\n<h2 class=\"toc_anchors\" id=\"Important_Notes__Scope__Limitations\"><span class=\"colour\">Remarques importantes \/ Port\u00e9e \/ Limites<\/span><span class=\"colour\"><br \/><\/span><\/h2>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">Consultez le \u00ab <\/span><b><span class=\"colour\">Rapport de v\u00e9rifications post-analyse<\/span><\/b><span class=\"colour\"> \u00bb dans l&rsquo;onglet \u00ab Rapports \u00bb pour les r\u00e9sultats de l&rsquo;analyse sismique et la conformit\u00e9 aux clauses.<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: disc\"><span><span class=\"colour\">Dans l&rsquo;onglet <b>Rapports<\/b>, cliquez sur \u00ab <b>V\u00e9rifications de poteau fort<\/b> \u00bb et \u00ab <b>V\u00e9rifications de cisaillement de n\u0153ud<\/b> \u00bb pour effectuer la v\u00e9rification et g\u00e9n\u00e9rer le rapport.&nbsp;<br \/><\/span><\/span><\/li>\n<li style=\"list-style-type: square\"><span class=\"colour\">Pour la \u00ab V\u00e9rification de cisaillement de n\u0153ud \u00bb, les cadres ne sont pas pris en compte.<\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">Les spectres \u00e9lastique et de calcul sont calcul\u00e9s automatiquement.<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">La v\u00e9rification de la p\u00e9riode de vibration maximale est effectu\u00e9e automatiquement.<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">L&rsquo;applicabilit\u00e9 de la m\u00e9thode statique \u00e9quivalente est v\u00e9rifi\u00e9e automatiquement.<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">Les r\u00e9sultats RSA sont automatiquement compar\u00e9s&nbsp; \u00e0 la charge statique \u00e9quivalente (si l&rsquo;option est coch\u00e9e dans l&rsquo;onglet&nbsp;<\/span><b><span class=\"colour\">Param\u00e8tres<\/span><\/b><span class=\"colour\">&nbsp;).&nbsp; Un facteur d&rsquo;\u00e9chelle est appliqu\u00e9 automatiquement si n\u00e9cessaire.<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">Les facteurs de surr\u00e9sistance sont appliqu\u00e9s automatiquement aux efforts de calcul.<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">S&rsquo;il y a un sous-sol dans le b\u00e2timent, une approche en deux \u00e9tapes est utilis\u00e9e pour analyser le b\u00e2timent. Le sous-sol et la superstructure sont analys\u00e9s s\u00e9par\u00e9ment, dans des cas de charge distincts. Les r\u00e9sultats sont combin\u00e9s pour le calcul. Tout ceci est effectu\u00e9 automatiquement (aucune saisie utilisateur n&rsquo;est requise).<\/span><span class=\"colour\"><br \/><\/span><\/li>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/ol>\n<p><span class=\"colour\"><br \/>\n  <\/span><\/p>\n<ol><span class=\"colour\"><br \/>\n   <\/span><\/p>\n<li style=\"list-style-type: square\"><span class=\"colour\">Les r\u00e9sultats des analyses en section fissur\u00e9e et non fissur\u00e9e peuvent \u00eatre combin\u00e9s dans une m\u00eame combinaison de calcul.<\/span><\/li>\n<\/ol>\n<div>\n   <span class=\"KB_New_Editor_Highlights\" style=\"margin: 10px 0px;position: relative;padding: 10px 10px 10px 40px\"><img decoding=\"async\" data-image=\"contentStyle\" style=\"position: absolute;left: 12px;top: 14px;width: 15px;max-width: 100%\" data-type=\"non-resize\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-7767589ec1b84e757a77ea1318f3045d.png\" alt=\"Alerte\"><img decoding=\"async\" data-image=\"contentStyle\" style=\"position: absolute;left: 12px;top: 14px;width: 15px;max-width: 100%\" data-type=\"non-resize\" src=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-18be45e3e864951931b422c9d2c8c470.png\" alt=\"Info\"><\/p>\n<div>\n     <span class=\"colour\">Veuillez lire cet article<\/span>&nbsp;<a href=\"https:\/\/support.protasoftware.com\/portal\/en\/kb\/articles\/seismic-load-basic-guide\" target=\"_blank\" style=\"font-size: 13px\" rel=\"noopener noreferrer\"><span class=\"size\" style=\"font-size: 16px\">Charge sismique &#8211; Guide de base<\/span><\/a><span><span class=\"size\" style=\"font-size: 16px\">&nbsp;<\/span>&nbsp;<span class=\"colour\">pour savoir comment g\u00e9n\u00e9rer la combinaison de charge sismique et v\u00e9rifier les r\u00e9sultats<\/span><span class=\"colour\">.<\/span><\/span>\n    <\/div>\n<p><\/span>\n  <\/div>\n<div>\n   \n  <\/div>\n<p><\/p>\n<\/p><\/div>\n<div>\n  \n <\/div>\n<\/div>\n<div>\n \n<\/div>\n<p><strong>T\u00e9l\u00e9chargements<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/09\/ProtaStructure-Design-Guide-SNI-1726-2019-Indonesian-Seismic-Code.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Guide de calcul ProtaStructure &#8211; SNI 1726-2019 &#8211; Code sismique indon\u00e9sien<\/a> (0.4 MB)<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>ProtaStructure peut d\u00e9sormais calculer les charges sismiques conform\u00e9ment au code sismique indon\u00e9sien SNI 1726:2019. Ce code est une adaptation de l&rsquo;ASCE07. Acc\u00e9dez \u00e0 la bo\u00eete&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":[35],"whitepaper_topic":[],"whitepaper_product":[],"whitepaper_type":[],"class_list":["post-2080","wiki","type-wiki","status-publish","hentry","category-pre-analysis"],"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>Analyse sismique selon la norme indon\u00e9sienne SNI 1726:2019<\/title>\n<meta name=\"description\" content=\"Cet article pr\u00e9sente une analyse sismique selon la norme indon\u00e9sienne SNI 1726:2019, avec calcul des charges et v\u00e9rification de la raideur des structures.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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