{"id":2492,"date":"2026-02-04T16:04:16","date_gmt":"2026-02-04T15:04:16","guid":{"rendered":"https:\/\/mapladindustry.com\/geotech-line\/produits-de-geotechnique\/pieux-et-micropieux\/"},"modified":"2026-03-08T18:14:14","modified_gmt":"2026-03-08T17:14:14","slug":"pieux-et-micropieux","status":"publish","type":"page","link":"https:\/\/mapladindustry.com\/fr\/geotech-line\/produits-de-geotechnique\/pieux-et-micropieux\/","title":{"rendered":"Pieux et micropieux"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2492\" class=\"elementor elementor-2492 elementor-2141\">\n\t\t\t\t<div class=\"wd-negative-gap elementor-element elementor-element-b35a7d1 e-flex e-con-boxed e-con e-parent\" data-id=\"b35a7d1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-292d319 e-con-full e-flex e-con e-child\" data-id=\"292d319\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9951560 elementor-widget elementor-widget-wd_image_or_svg\" data-id=\"9951560\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_image_or_svg.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"wd-image text-center\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1351\" height=\"965\" src=\"https:\/\/mapladindustry.com\/wp-content\/uploads\/geotech-04.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/mapladindustry.com\/wp-content\/uploads\/geotech-04.jpg 1351w, https:\/\/mapladindustry.com\/wp-content\/uploads\/geotech-04-768x549.jpg 768w\" sizes=\"auto, (max-width: 1351px) 100vw, 1351px\" \/>\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e99bf8b e-con-full e-flex e-con e-child\" data-id=\"e99bf8b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9eea03d wd-width-100 elementor-widget elementor-widget-wd_title\" data-id=\"9eea03d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"title-wrapper wd-set-mb reset-last-child wd-title-color-primary wd-title-style-default wd-title-size-large text-left\">\n\n\t\t\t\n\t\t\t<div class=\"liner-continer\">\n\t\t\t\t<h4 class=\"woodmart-title-container title wd-fontsize-xxl\">Pieux et micropieux<\/h4> \n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2cd06eb elementor-widget elementor-widget-wd_text_block\" data-id=\"2cd06eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_text_block.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"wd-text-block reset-last-child text-left\">\n\t\t\t\n\t\t\t<p>Utilisation de micropieux et de pieux en acier<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7aee1d9 e-con-full e-flex e-con e-child\" data-id=\"7aee1d9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-a68055e e-con-full e-flex e-con e-child\" data-id=\"a68055e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6ce5536 wd-animation-slide-from-right wd-animation-slow elementor-widget__width-inherit wd_delay_100 wd-animation wd-transform elementor-widget elementor-widget-wd_accordion\" data-id=\"6ce5536\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"wd-accordion wd-style-shadow wd-titles-left wd-opener-pos-right wd-opener-style-arrow\" data-state=\"first\">\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn wd-active\" data-accordion-index=\"0\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tDescrizione\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content wd-active\" data-accordion-index=\"0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div>Les micropieux sont des \u00e9l\u00e9ments de fondation profonds d'un diam\u00e8tre typique inf\u00e9rieur \u00e0 300 mm, utilis\u00e9s lorsque :<\/div>\n<div>\u2022L'espace disponible est limit\u00e9 (par exemple, r\u00e9novations urbaines),<\/div>\n<div>\u2022Le sol est instable ou stratifi\u00e9,<\/div>\n<div>\u2022Une r\u00e9sistance \u00e9lev\u00e9e \u00e0 la compression et \u00e0 la traction est requise.<\/div>\n<div>\u2022Nous travaillons sur des b\u00e2timents existants (sous fondations).<\/div>\n<div>Les poteaux en acier, souvent tubulaires, sont utilis\u00e9s dans des contextes similaires, avec les avantages de la rapidit\u00e9 d'installation, de la haute r\u00e9sistance m\u00e9canique et de l'adaptabilit\u00e9 aux charges dynamiques (par exemple sismiques).<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"1\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tRaccords de tuyauterie\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"1\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<ul>\n<li>\n<div>Pour assurer la continuit\u00e9 structurelle et l'\u00e9tanch\u00e9it\u00e9 pendant l'injection, les tuyaux sont raccord\u00e9s \u00e0 l'aide de :<\/div>\n<div>\u2022 Raccord m\u00e2le-m\u00e2le + manchon : deux extr\u00e9mit\u00e9s m\u00e2les reli\u00e9es par un manchon filet\u00e9 externe, id\u00e9al pour une r\u00e9sistance m\u00e9canique maximale.<\/div>\n<div>\u2022 Raccord femelle-femelle + embouts : deux extr\u00e9mit\u00e9s femelles reli\u00e9es par un embout filet\u00e9 interne, utile pour r\u00e9duire le diam\u00e8tre ext\u00e9rieur total.<\/div>\n<div>\u2022Accouplement m\u00e2le-femelle : joint direct sans \u00e9l\u00e9ments interm\u00e9diaires, montage rapide et compact.<\/div>\n<div>Tous les filetages peuvent \u00eatre r\u00e9alis\u00e9s avec 1, 2 ou 3 filets afin d'acc\u00e9l\u00e9rer le vissage sur site.<\/div>\n<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"2\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tPer\u00e7age et installation de vannes\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"2\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div>Nous per\u00e7ons des trous de pr\u00e9cision pour l'installation des vannes d'injection (manchon), avec un positionnement contr\u00f4l\u00e9 le long du tuyau.<\/div>\n<div>Vannes disponibles :<\/div>\n<div>\u2022Vannes standard avec un diam\u00e8tre d'orifice de 12 mm (pression jusqu'\u00e0 3\u20135 bar),<\/div>\n<div>\u2022Vannes haute pression avec diam\u00e8tre d'orifice de 16 mm (pression jusqu'\u00e0 20 bars),<\/div>\n<div>\u2022 Valves \u00e0 manchon \u2013 pour injections r\u00e9p\u00e9titives et s\u00e9lectives, id\u00e9ales pour les micropiles de type III et IV selon la norme EN 14199 et la classification Franki\/Fayat.<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"3\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tAccessoires et produits\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"3\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<div>\u2022 T\u00eates d\u2019injection \u2013 pour un raccordement rapide aux syst\u00e8mes de pompage,<\/div>\n<div>\u2022 Forets \u2013 pour le forage dans la roche ou les sols compacts,<\/div>\n<div>\u2022 Embouts \u2013 pour fermer le tube,<\/div>\n<div>\u2022Capuchons de protection \u2013 pour les filetages pendant le transport et l'installation,<\/div>\n<div>\u2022 Syst\u00e8mes de forage concentriques RDT \u2013 soud\u00e9s directement sur les tuyaux, pour la r\u00e9cup\u00e9ration et de fa\u00e7on permanente. Pour plus de d\u00e9tails, consultez notre page d\u00e9di\u00e9e : Syst\u00e8me de bo\u00eetier RDT Advance.<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dbfdc4 wd-width-100 elementor-widget elementor-widget-wd_title\" data-id=\"3dbfdc4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"title-wrapper wd-set-mb reset-last-child wd-title-color-primary wd-title-style-default wd-title-size-large text-left\">\n\n\t\t\t\n\t\t\t<div class=\"liner-continer\">\n\t\t\t\t<h4 class=\"woodmart-title-container title wd-fontsize-xxl\">Types de micropieux<br \/>\nEN 14199\/Franki\/Fayat<\/h4> \n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de85491 wd-animation-slide-from-right wd-animation-slow elementor-widget__width-inherit wd_delay_100 wd-animation wd-transform elementor-widget elementor-widget-wd_accordion\" data-id=\"de85491\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wd_accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"wd-accordion wd-style-shadow wd-titles-left wd-opener-pos-right wd-opener-style-arrow\" data-state=\"first\">\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn wd-active\" data-accordion-index=\"0\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tType II \u2013 Injection par gravit\u00e9\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content wd-active\" data-accordion-index=\"0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>Le trou est rempli de mortier de ciment aliment\u00e9 par gravit\u00e9 apr\u00e8s la mise en place de l'armature. Convient aux sols stables et non fractur\u00e9s.\nBasse pression d'injection (&lt; 1 &gt; 1 MPa).  Solution \u00e9conomique pour les travaux de criticit\u00e9 moyenne.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"1\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tType III \u2013 Injection unitaire globale (GUI)\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"1\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<ul>\n<li>\n<p>Apr\u00e8s la mise en place du coulis de gain, une seule injection globale est r\u00e9alis\u00e9e \u00e0 une pression \u2265 1 MPa (jusqu'\u00e0 4 MPa). L'armure peut \u00eatre un tube m\u00e9tallique \u00e9quip\u00e9 de manchettes. Id\u00e9al pour les travaux de terrain et de structure de complexit\u00e9 moyenne.<\/p>\n<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"2\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tType IV \u2013 Injection r\u00e9p\u00e9titive s\u00e9lective (IRS)\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"2\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>Injection de chemise par chemise, \u00e0 une pression \u2265 1 MPa (jusqu'\u00e0 4 MPa). Contr\u00f4le maximal de la dispersion du mortier. Utilis\u00e9 dans les sols fractur\u00e9s et instables ou pour des travaux critiques (par exemple, fondations, talus, zones sismiques).<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"wd-accordion-item\">\n\t\t\t\t\t<div class=\"wd-accordion-title wd-role-btn\" data-accordion-index=\"3\" tabindex=\"0\">\n\t\t\t\t\t\t<div class=\"wd-accordion-title-text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\tParois et entr\u00e9es interconnect\u00e9es\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<span class=\"wd-accordion-opener\"><\/span>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-accordion-content wd-entry-content\" data-accordion-index=\"3\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<p>Les pieux sont des micropieux inclin\u00e9s ou horizontaux install\u00e9s pour contrer les pouss\u00e9es lat\u00e9rales (par exemple, les cloisons, les tirants) ou stabiliser les fronts de taille.<\/p>\n<p>Les murs interconnect\u00e9s sont constitu\u00e9s d'une s\u00e9rie de pieux\/micropieux reli\u00e9s par des poutres pour former un mur continu. Pour une explication technique d\u00e9taill\u00e9e, des sch\u00e9mas d'application et des \u00e9tudes de cas, consultez notre guide d\u00e9di\u00e9 : Murs interconnect\u00e9s.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"wd-negative-gap elementor-element elementor-element-a946dc3 e-flex e-con-boxed e-con e-parent\" data-id=\"a946dc3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"wd-negative-gap elementor-element elementor-element-f1e9d81 e-flex e-con-boxed e-con e-parent\" data-id=\"f1e9d81\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Pieux et micropieux Utilisation de micropieux et de pieux en acier Descrizione Les micropieux sont des \u00e9l\u00e9ments de fondation profonds<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2368,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2492","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/pages\/2492","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/comments?post=2492"}],"version-history":[{"count":1,"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/pages\/2492\/revisions"}],"predecessor-version":[{"id":2493,"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/pages\/2492\/revisions\/2493"}],"up":[{"embeddable":true,"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/pages\/2368"}],"wp:attachment":[{"href":"https:\/\/mapladindustry.com\/fr\/wp-json\/wp\/v2\/media?parent=2492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}