{"id":2036,"date":"2026-04-27T11:45:19","date_gmt":"2026-04-27T11:45:19","guid":{"rendered":"https:\/\/protasoftware.com\/fr\/wiki\/analyse-laterale-29-4-2019\/"},"modified":"2026-04-27T11:45:19","modified_gmt":"2026-04-27T11:45:19","slug":"analyse-laterale-29-4-2019","status":"publish","type":"wiki","link":"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/analyse-laterale-29-4-2019\/","title":{"rendered":"Analyse lat\u00e9rale 29 4 2019"},"content":{"rendered":"
\n Dans le calcul <\/span>
\n Pile Design <\/span><\/b>
\n (ProtaDetails > Design Library), Lateral Analysis analyse et dimensionne le pieu soumis \u00e0 un effort axial combin\u00e9 \u00e0 un effort tranchant ou \u00e0 une flexion lat\u00e9rale. <\/span>
\n
<\/span>\n<\/div>\n
\n
\n
<\/span>\n<\/div>\n
<\/div>\n
    \n
  1. V\u00e9rifiez <\/span><\/i><\/b>l’onglet <\/span>Lateral Analysis<\/span><\/i><\/b> dans l’onglet <\/span>Pile Design > Design<\/span><\/i><\/b>. Les onglets de <\/span>Lateral Analysis<\/span><\/i><\/b> s’affichent dans le panneau de gauche. Le groupe <\/span>Design Actions<\/span><\/i><\/b> s’affiche en haut \u00e0 droite. <\/span>
    <\/span><\/li>\n<\/ol>\n
    \n L’onglet <\/span>
    \n Design Parameters<\/span><\/b>
    \n de l’onglet Lateral Analysis permet de saisir les param\u00e8tres suivants :<\/span>
    \n
    <\/span>\n<\/div>\n
    \n
    \n \n<\/div>\n
    \n
    \n 1.   Design Parameters<\/span><\/b>
    \n
    <\/span>\n <\/div>\n<\/blockquote>\n
      \n
        \n
      1. Tolerance<\/span><\/b> : erreur admissible sur les r\u00e9sultats de l’analyse<\/span>
        <\/span><\/li>\n
      2. Maximum iteration<\/span><\/b> : l’analyse s’arr\u00eate au nombre maximal d’it\u00e9rations, m\u00eame si l’erreur reste sup\u00e9rieure \u00e0 la tol\u00e9rance. <\/span>
        <\/span><\/li>\n
      3. Slope Angle<\/span><\/b> : si le sol est en pente ou si le pieu est inclin\u00e9, saisissez l’angle relatif en degr\u00e9s. <\/span>
        <\/span><\/li>\n
          \n
        1. Le pieu tourne dans le sens antihoraire par rapport \u00e0 la surface du sol : l’angle de pente est positif.<\/span>
          <\/span><\/li>\n
        2. Le pieu tourne dans le sens horaire par rapport \u00e0 la surface du sol : l’angle de pente est n\u00e9gatif.<\/span>
          <\/span><\/li>\n
        3. La pente (surface du sol) tourne dans le sens horaire par rapport au pieu : l’angle de pente est positif.<\/span>
          <\/span><\/li>\n
        4. La pente (surface du sol) tourne dans le sens antihoraire par rapport au pieu : l’angle de pente est n\u00e9gatif.<\/span>
          <\/span><\/li>\n<\/ol>\n
        5. Resistance Side (uniquement si l’angle de pente n’est pas nul)<\/span><\/b> : si le sol est en but\u00e9e du c\u00f4t\u00e9 droit du pieu, choisissez <\/span>Front<\/span><\/b>. Si le sol est en but\u00e9e du c\u00f4t\u00e9 gauche du pieu, choisissez <\/span>Back<\/span><\/b>. <\/span>
          <\/span><\/li>\n
        6. Loading Type<\/span><\/b> : la valeur static indique un chargement statique. La valeur cyclic applique le chargement pendant le nombre de cycles d\u00e9fini dans <\/span>Loading Cycle No.<\/span><\/b> <\/span>
          <\/span><\/li>\n
        7. Loading Cycle No. (uniquement si Loading Type est r\u00e9gl\u00e9 sur Cyclic)<\/span><\/b> : nombre de cycles du chargement cyclique. <\/span>
          <\/span><\/li>\n<\/ol>\n<\/ol>\n
          \n
          \n 2.  Soil Model<\/span><\/b>
          \n
          <\/span>\n <\/div>\n<\/blockquote>\n
            \n
              \n
            1. Soil Model<\/span><\/b> : vous pouvez choisir un mod\u00e8le selon le type de sol : (i) Soft Clay ; (ii) Stiff Clay ; (iii) Sand ; (iv) Void ; (v) Linear Elastic (E constant) ou (vi) Linear Elastic ("E" Incremental)<\/span>
              <\/span><\/li>\n
            2. \"\" : poids volumique effectif du sol<\/span>
              <\/span><\/li>\n
            3. : poids volumique de l’eau<\/span>
              <\/span><\/li>\n
            4.  <\/span>Cu <\/span><\/b>: r\u00e9sistance au cisaillement non drain\u00e9e du sol (modifiable dans Soil Materials, onglet Soil Profile)<\/span>
              <\/span><\/li>\n
            5. dCu\/Depth<\/span><\/b> : augmentation de la r\u00e9sistance au cisaillement non drain\u00e9e avec la profondeur<\/span>
              <\/span><\/li>\n
            6. Ki<\/span><\/b> : raideur initiale du sol <\/span>
              <\/span><\/li>\n
            7. dK\/Dept<\/span><\/b> : augmentation de la raideur du sol avec la profondeur<\/span>
              <\/span><\/li>\n
            8. \n
              \n \"\"
              \n : angle de frottement du sol (modifiable dans Soil Materials, onglet Soil Profile)<\/span>
              \n
              <\/span>\n <\/div>\n<\/li>\n
            9. e50<\/span><\/b> : d\u00e9formation correspondant \u00e0 la moiti\u00e9 de la diff\u00e9rence maximale des contraintes principales <\/span>
              <\/span><\/li>\n
            10. Water Table<\/span><\/b> : <\/span>Above<\/span><\/b> : nappe au-dessus de cette couche de sol ; <\/span>Below<\/span><\/b> : nappe sous cette couche de sol<\/span>
              <\/span><\/li>\n
            11. Depth Interval<\/span><\/b> : \u00e9paisseur de la couche de sol (modifiable dans Soil Materials, onglet Soil Profile)<\/span>
              <\/span><\/li>\n
            12. Depth (Auto calculated)<\/span><\/b> : profondeur inf\u00e9rieure de cette couche de sol<\/span>
              <\/span><\/li>\n<\/ol>\n<\/ol>\n
              \n
              \n 3.<\/span><\/b>
              \n Cliquez sur <\/span>
              \n Design Pile Section<\/span><\/i><\/b>
              \n dans l’onglet <\/span>
              \n Design Parameters<\/span><\/i><\/b>
              \n pour lancer l’analyse lat\u00e9rale du pieu. Les onglets <\/span>
              \n Diagrams<\/span><\/b>
              \n et <\/span>
              \n Results<\/span><\/b>
              \n s’affichent alors. L’onglet Diagrams pr\u00e9sente les diagrammes de moment de flexion, d’effort tranchant, de d\u00e9placement et de pression du sol, pour les directions 1 et 2. <\/span>
              \n
              <\/span>\n <\/div>\n<\/blockquote>\n
              \n            <\/span>
              \n
              <\/span>\n<\/div>\n
              \n Les r\u00e9sultats de l’analyse sont pr\u00e9sent\u00e9s sous forme de tableau dans l’onglet <\/span>
              \n Result<\/span><\/i><\/b>
              \n , pour les directions 1 et 2. <\/span>
              \n \n<\/div>\n
              \n <\/span>
              \n \n<\/div>\n
              \n \n<\/div>\n
              \n Allez dans l’onglet <\/span>
              \n Rapport et d\u00e9tails<\/span><\/i><\/b>
              \n > Cochez <\/span>
              \n Analyse lat\u00e9rale<\/span><\/i><\/b>
              \n > Cliquez sur le bouton <\/span>
              \n Rapport<\/span><\/i><\/b>
              \n pour g\u00e9n\u00e9rer le rapport. <\/span>
              \n
              <\/span>\n<\/div>\n
              \n

              \n<\/div>\n

              \n \n<\/div>\n
              \n
              \n \"Notes\"<\/p>\n
              \n Pour la th\u00e9orie et les r\u00e9f\u00e9rences de ce calcul, consultez :
              \n Calcul des pieux : th\u00e9orie de l’analyse lat\u00e9rale et m\u00e9thode de calcul<\/a>\n <\/div>\n

              <\/span>\n <\/div>\n

              \n \n <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

              Dans le calcul Pile Design (ProtaDetails > Design Library), Lateral Analysis analyse et dimensionne le pieu soumis \u00e0 un effort axial combin\u00e9 \u00e0 un effort…<\/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":[12],"whitepaper_topic":[],"whitepaper_product":[],"whitepaper_type":[],"class_list":["post-2036","wiki","type-wiki","status-publish","hentry","category-pile-design"],"yoast_head":"\nAnalyse lat\u00e9rale 29 4 2019 - Prota Software<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/analyse-laterale-29-4-2019\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Prota Software\" \/>\n<meta property=\"og:description\" content=\"Dans le calcul Pile Design (ProtaDetails > Design Library), Lateral Analysis analyse et dimensionne le pieu soumis \u00e0 un effort axial combin\u00e9 \u00e0 un effort…\" \/>\n<meta property=\"og:url\" content=\"https:\/\/protasoftware.com\/fr\/support\/manuels-techniques\/analyse-laterale-29-4-2019\/\" \/>\n<meta property=\"og:site_name\" content=\"Prota Software\" \/>\n<meta property=\"og:image\" content=\"https:\/\/protasoftware.com\/wp-content\/uploads\/2026\/04\/prota-doc-8ef5ae1e569d4be37a02510b559984ce.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Prota Software\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/protasoftware.com\\\/fr\\\/support\\\/manuels-techniques\\\/analyse-laterale-29-4-2019\\\/\",\"url\":\"https:\\\/\\\/protasoftware.com\\\/fr\\\/support\\\/manuels-techniques\\\/analyse-laterale-29-4-2019\\\/\",\"name\":\"Analyse lat\u00e9rale 29 4 2019 - 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