{"id":11538,"date":"2023-11-07T16:53:50","date_gmt":"2023-11-07T16:53:50","guid":{"rendered":"https:\/\/www.cst.ch\/?page_id=11538"},"modified":"2025-07-02T15:36:38","modified_gmt":"2025-07-02T15:36:38","slug":"forages-de-reconnaissance","status":"publish","type":"page","link":"https:\/\/www.cst.ch\/fr\/forages-de-reconnaissance\/","title":{"rendered":"FORAGES DE RECONNAISSANCE"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; background_image=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2023\/08\/0D302AF5-1288-47AB-8C10-65A270CDDD44_1_201_a-scaled.jpeg\u00a0\u00bb custom_padding=\u00a0\u00bb40px|0px|40px|0px|false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bbmin-height: 422px;\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; module_class=\u00a0\u00bbnopaddingok\u00a0\u00bb _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; header_text_color=\u00a0\u00bb#3ebfac\u00a0\u00bb width=\u00a0\u00bb100%\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h1>FORAGES ET MESURES DE RECONNAISSANCE<\/h1>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; module_class=\u00a0\u00bbnopaddingok\u00a0\u00bb _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; module_class=\u00a0\u00bbnopaddingok\u00a0\u00bb _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; header_text_color=\u00a0\u00bb#3ebfac\u00a0\u00bb width=\u00a0\u00bb100%\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p><strong>Gr\u00e2ce \u00e0 des forages et des mesures g\u00e9ophysiques, CST obtient des informations pr\u00e9cises sur le sous-sol afin de concr\u00e9tiser le premier tron\u00e7on partiel entre H\u00e4rkingen et Zurich.<\/strong><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; module_class=\u00a0\u00bbnopaddingok\u00a0\u00bb _builder_version=\u00a0\u00bb4.21.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Cargo sous terrain (CST) effectue depuis le d\u00e9but de 2023 les premiers travaux sur le terrain. Pr\u00e9vus jusqu\u2019en 2024, ces travaux permettent une planification du projet g\u00e9n\u00e9rationnel en tenant compte des sp\u00e9cificit\u00e9s locales du sous-sol.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_column][\/et_pb_row][et_pb_row disabled_on=\u00a0\u00bboff|off|off\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#3fc6b4&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.26.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_video_slider show_image_overlay=\u00a0\u00bbon\u00a0\u00bb show_thumbnails=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_video_slider_item src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2024\/07\/B1_WarumBohrtCST_final.mp4&Prime; src_webm=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2024\/07\/B1_WarumBohrtCST_final.mp4&Prime; image_src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2024\/07\/B1_WarumBohrtCST_final-Thumbnail.jpg\u00a0\u00bb play_icon_color=\u00a0\u00bb#F6A807&Prime; font_icon=\u00a0\u00bb&#x49;||divi||400&Prime; _builder_version=\u00a0\u00bb4.27.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb show_image_overlay=\u00a0\u00bbon\u00a0\u00bb][\/et_pb_video_slider_item][et_pb_video_slider_item src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2024\/09\/B2_AblaufBohrung_final.mp4&Prime; image_src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2024\/09\/B2_AblaufBohrung_final-Thumbnail-scaled.jpg\u00a0\u00bb play_icon_color=\u00a0\u00bb#F6A807&Prime; _builder_version=\u00a0\u00bb4.27.0&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb show_image_overlay=\u00a0\u00bbon\u00a0\u00bb][\/et_pb_video_slider_item][\/et_pb_video_slider][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>Qu&rsquo;est-ce qu&rsquo;un forage de reconnaissance?<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Les actuels forages de reconnaissance livrent un premier aper\u00e7u ponctuel du sous-sol et des informations sur ses propri\u00e9t\u00e9s. La plupart du temps, ils sont effectu\u00e9s perpendiculairement dans le sous-sol. Des proc\u00e9d\u00e9s sp\u00e9ciaux permettent en revanche des forages orient\u00e9s (courbes). <br \/>Un autre proc\u00e9d\u00e9 de forage peut \u00eatre utilis\u00e9 en fonction de l&rsquo;objectif poursuivi. Les forages CST permettent de mieux comprendre la roche dans ses d\u00e9tails. On pratique dans ces cas-l\u00e0 un carottage. <br \/>Les forages de reconnaissance livrent les informations suivantes:<\/p>\n<p><\/p>\n<ul>\n<li>Composition du sous-sol<\/li>\n<li>\u00c9paisseur et propri\u00e9t\u00e9s des diff\u00e9rentes couches rocheuses<\/li>\n<li>Profondeur de la surface rocheuse dans le sous-sol<\/li>\n<li>Pr\u00e9sence, propri\u00e9t\u00e9s et composition des \u00e9ventuelles eaux souterraines<\/li>\n<\/ul>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; module_class=\u00a0\u00bbwidth:full\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; module_class=\u00a0\u00bbmarginone\u00a0\u00bb disabled_on=\u00a0\u00bbon|on|off\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; background_enable_color=\u00a0\u00bboff\u00a0\u00bb background_enable_image=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb||||false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bb||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>Pourquoi CST effectue ces sondages?<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; background_color=\u00a0\u00bbRGBA(255,255,255,0)\u00a0\u00bb custom_css_main_element=\u00a0\u00bb||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb|0px|0px|||\u00a0\u00bb inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<div class=\"et_pb_with_border et_pb_module et_pb_text et_pb_text_3 tabelle newp  et_pb_text_align_left et_pb_bg_layout_light\">\n<div class=\"et_pb_text_inner\">\n<p>Les forages de reconnaissance et les \u00e9tudes g\u00e9ologiques servent \u00e0 approfondir et pr\u00e9ciser les connaissances sur le sous-sol. Ils analysent le potentiel terrain de construction et les conditions des eaux souterraines au moyen de forages d\u2019une profondeur moyenne de 100 m\u00e8tres. Ils permettent d\u2019approfondir les connaissances g\u00e9ologiques sans conna\u00eetre au pr\u00e9alable le trac\u00e9. CST effectue les forages au moyen de m\u00e9thodes modernes et soucieuses de l\u2019environnement en minimisant les nuisances pour les riverains. Hormis les bruits de travaux, l\u2019environnement ne subit aucune cons\u00e9quence perceptible.\u00a0CST a en outre d\u00e9cid\u00e9 de mettre gratuitement \u00e0 disposition les donn\u00e9es \u00e0 l\u2019Office f\u00e9d\u00e9ral de topographie <a href=\"https:\/\/www.swisstopo.admin.ch\/fr\">Swisstopo<\/a>. CST \u00e9largit ainsi durablement les connaissances de la Suisse sur son sous-sol.<\/p>\n<\/div>\n<p><\/div>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_gallery gallery_ids=\u00a0\u00bb11545,11555,11558,11564&Prime; show_title_and_caption=\u00a0\u00bboff\u00a0\u00bb show_pagination=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_gallery][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; module_class=\u00a0\u00bbwidth:full\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; module_class=\u00a0\u00bbmarginone\u00a0\u00bb disabled_on=\u00a0\u00bbon|on|off\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; background_enable_color=\u00a0\u00bboff\u00a0\u00bb background_enable_image=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb||||false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bb||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>Comment les informations sont-elles obtenues?<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; background_color=\u00a0\u00bbRGBA(255,255,255,0)\u00a0\u00bb custom_css_main_element=\u00a0\u00bb||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb|0px|0px|||\u00a0\u00bb inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Les informations sur le sous-sol sont obtenues par:<\/p>\n<ul>\n<li>Carottages (principalement des roches compactes)<\/li>\n<li>Mat\u00e9riaux de forage (g\u00e9n\u00e9ralement \u00e9chantillons rocheux)<\/li>\n<li>Enregistrements dans le trou de forage<\/li>\n<li>Mesures de l&rsquo;avancement du forage lui-m\u00eame<\/li>\n<\/ul>\n<p>Dans le cas d\u2019enregistrements et de mesures dans le trou de forage, des capteurs et des appareils sp\u00e9cifiques sont enfonc\u00e9s dans le trou de forage. Les signaux r\u00e9sultants sont affect\u00e9s aux profondeurs correspondantes et permettent de faire des d\u00e9ductions sur la roche environnante ou les r\u00e9serves en eaux souterraines.<br \/>\u00c9tant donn\u00e9 que les forages \u2013 surtout ceux de reconnaissance \u2013 sont tr\u00e8s on\u00e9reux, les donn\u00e9es obtenues sont en g\u00e9n\u00e9ral archiv\u00e9es et servent en cas d&rsquo;interrogations ult\u00e9rieures.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; module_class=\u00a0\u00bbwidth:full\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; module_class=\u00a0\u00bbmarginone\u00a0\u00bb disabled_on=\u00a0\u00bbon|on|off\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; background_enable_color=\u00a0\u00bboff\u00a0\u00bb background_enable_image=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb||||false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bb||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h2>Qu&rsquo;est-ce qui reste?<\/h2>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; background_color=\u00a0\u00bbRGBA(255,255,255,0)\u00a0\u00bb custom_css_main_element=\u00a0\u00bb||\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb|0px|0px|||\u00a0\u00bb inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<div class=\"et_pb_with_border et_pb_module et_pb_text et_pb_text_5 tabelle newp  et_pb_text_align_left et_pb_bg_layout_light\">\n<div class=\"et_pb_text_inner\">\n<p>S\u2019il s\u2019agit d\u2019un simple forage de reconnaissance \u00e0 des fins de recherche \u2013 respectivement pour d\u00e9terminer les conditions du sous-sol \u2013 le forage est combl\u00e9, referm\u00e9 et le lieu de forage au-dessus est enti\u00e8rement reconstruit et renatur\u00e9. Dans ces cas, tout est fait pour donner l\u2019impression qui rien n\u2019a \u00e9t\u00e9 entrepris.<\/p>\n<p>Il arrive n\u00e9anmoins que le trou de forage soit utilis\u00e9 \u00e0 d\u2019autres fins. Par exemple:<\/p>\n<ul>\n<li>Pompages dans la nappe phr\u00e9atique<\/li>\n<li>Contr\u00f4le des eaux souterraines<\/li>\n<li>Contr\u00f4le de mouvements de terrain<\/li>\n<\/ul>\n<p>Dans ces cas, les \u00e9l\u00e9ments restants sont adapt\u00e9s aux utilisations envisag\u00e9es. Tout est possible \u2013 du simple regard jusqu\u2019\u00e0 une chambre de captage ou une installation plus importante.<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb background_color=\u00a0\u00bb#ECF9F7&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h2>G\u00e9o-\u00c9lectrique<\/h2>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p><strong>Dans le cas de mesures g\u00e9o-\u00e9lectriques, des \u00e9lectrodes sont enfonc\u00e9es dans le sol, en surface, et des impulsions \u00e9lectriques sont envoy\u00e9es.<\/strong><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>L\u2019exploitation des valeurs mesur\u00e9es permet de dresser une \u00abcarte 2D\u00bb du sous-sol. Sans forage, il est ainsi possible en regardant simplement dans le sous-sol d\u2019obtenir de premi\u00e8res informations sur les \u00e9volutions et les propri\u00e9t\u00e9s des couches.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2023\/08\/Geophysikmessung.jpg\u00a0\u00bb title_text=\u00a0\u00bbG\u00e9o-\u00c9lectrique\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.22.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>QU\u2019EST-CE QUI EST MESUR\u00c9?<\/h3>\n<p>Les mesures g\u00e9o-\u00e9lectriques font appara\u00eetre la surface rocheuse, des nappes aquif\u00e8res et des cuvettes de roches meubles. Le sous-sol sous nos pieds se compose de diff\u00e9rentes couches aux diverses propri\u00e9t\u00e9s physiques. La r\u00e9sistance \u00e9lectrique sp\u00e9cifique compte parmi les plus importantes valeurs physiques. Les mat\u00e9riaux pr\u00e9sentent des r\u00e9sistances \u00e9lectriques diff\u00e9rentes. \u00c0 titre d\u2019exemple, le gravier poss\u00e8de une r\u00e9sistance \u00e9lectrique \u00e9lev\u00e9e, alors que celle de l\u2019argile est comparativement faible. L\u2019exploitation des valeurs de mesure rend visible les couches g\u00e9ologiques, mais permet \u00e9galement de faire des d\u00e9ductions sur l\u2019\u00e9ventuelle pr\u00e9sence d\u2019eaux souterraines.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2023\/10\/Geoelektrik_FR.png\u00a0\u00bb title_text=\u00a0\u00bbGeoelektrik_FR\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>QU\u2019EST-CE QUI EST MESUR\u00c9?<\/h3>\n<p>Les mesures g\u00e9o-\u00e9lectriques font appara\u00eetre la surface rocheuse, des nappes aquif\u00e8res et des cuvettes de roches meubles. Le sous-sol sous nos pieds se compose de diff\u00e9rentes couches aux diverses propri\u00e9t\u00e9s physiques. La r\u00e9sistance \u00e9lectrique sp\u00e9cifique compte parmi les plus importantes valeurs physiques. Les mat\u00e9riaux pr\u00e9sentent des r\u00e9sistances \u00e9lectriques diff\u00e9rentes. \u00c0 titre d\u2019exemple, le gravier poss\u00e8de une r\u00e9sistance \u00e9lectrique \u00e9lev\u00e9e, alors que celle de l\u2019argile est comparativement faible. L\u2019exploitation des valeurs de mesure rend visible les couches g\u00e9ologiques, mais permet \u00e9galement de faire des d\u00e9ductions sur l\u2019\u00e9ventuelle pr\u00e9sence d\u2019eaux souterraines.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; inline_fonts=\u00a0\u00bbelegant icons,Arial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h2>Sismique Hybride<\/h2>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; inline_fonts=\u00a0\u00bbelegant icons,Arial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p><strong>La mod\u00e9lisation sismique hybride est g\u00e9n\u00e9ralement r\u00e9alis\u00e9e au moyen de masses tombantes ou de petites explosions. <\/strong><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; sticky_enabled=\u00a0\u00bb0&Prime;]<\/p>\n<div class=\"et_pb_column et_pb_column_2_3 et_pb_column_20 marginone  et_pb_css_mix_blend_mode_passthrough et-last-child\">\n<div class=\"et_pb_with_border et_pb_module et_pb_text et_pb_text_15 tabelle newp  et_pb_text_align_left et_pb_bg_layout_light\">\n<div class=\"et_pb_text_inner\">\n<p>Les appareils de mesure (g\u00e9ophones) enregistrent les ondes de vibration, plus ou moins d\u00e9vi\u00e9es par les diff\u00e9rentes couches. Comme dans le cas de la g\u00e9o-\u00e9lectrique, la \u00abcarte 2D\u00bb sismique du sous-sol obtenue donne des aper\u00e7us sur les \u00e9volutions et propri\u00e9t\u00e9s des couches, et cela sans forage.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; inline_fonts=\u00a0\u00bbelegant icons,Arial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>Qu&rsquo;est-ce qui est mesur\u00e9?<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb||0px|2px||\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Chaque couche g\u00e9ologique du sous-sol pr\u00e9sente des propri\u00e9t\u00e9s physiques sp\u00e9cifiques. Comme un verre optique qui interrompt les rayonnements lumineux, les diff\u00e9rentes couches terrestres d\u00e9vient dans le sol les ondes de vibrations sismiques. Les appareils de mesure (\u00abg\u00e9ophones\u00bb) install\u00e9s en surface d\u00e9tectent les vibrations, ce qui permet de d\u00e9terminer le profil des diff\u00e9rentes couches.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2023\/10\/Bildschirmfoto-2023-10-02-um-13.54.45.png\u00a0\u00bb title_text=\u00a0\u00bbBildschirmfoto 2023-10-02 um 13.54.45&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb2_5,3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb2_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; inline_fonts=\u00a0\u00bbelegant icons,Arial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h3>Comment mesure-t-on?<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb3_5&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; locked=\u00a0\u00bboff\u00a0\u00bb inline_fonts=\u00a0\u00bbArial\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>Dans le cas d\u2019essais sismiques, des ondes sismiques sont artificiellement g\u00e9n\u00e9r\u00e9es et transmises dans le sol. La source peut \u00eatre le choc \u00e9mis par une masse tombante, la chute d\u2019un poids fix\u00e9 \u00e0 un tracteur, ou encore de petites explosions pr\u00e8s de la surface. Les ondes sismiques sont d\u00e9vi\u00e9es dans le sol au niveau des limites de couche (\u00abr\u00e9fract\u00e9es\u00bb), respectivement renvoy\u00e9es par des limites de couche marquantes (\u00abrefl\u00e9t\u00e9es\u00bb). Les ondes sismiques d\u00e9vi\u00e9es sont enregistr\u00e9es en surface par des g\u00e9ophones.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; custom_padding_last_edited=\u00a0\u00bboff|desktop\u00a0\u00bb admin_label=\u00a0\u00bbSektion\u00a0\u00bb _builder_version=\u00a0\u00bb3.19.15&Prime; background_color=\u00a0\u00bb#373739&Prime; custom_padding=\u00a0\u00bb20px|0px|30px|0px|false|false\u00a0\u00bb global_module=\u00a0\u00bb1894&Prime; saved_tabs=\u00a0\u00bball\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row column_structure=\u00a0\u00bb1_3,1_3,1_3&Prime; _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb20px|0px|16px|0px|false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bbmin-height: 100px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_3&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; custom_padding=\u00a0\u00bb|||0px|false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bbmin-height: 100px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_divider show_divider=\u00a0\u00bboff\u00a0\u00bb _builder_version=\u00a0\u00bb4.16&Prime; height=\u00a0\u00bb0px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_divider][et_pb_image src=\u00a0\u00bbhttps:\/\/www.cst.ch\/wp-content\/uploads\/2025\/05\/RZ_CST_Logo_WEB-whithe.png\u00a0\u00bb alt=\u00a0\u00bbCST Logo white\u00a0\u00bb title_text=\u00a0\u00bbRZ_CST_Logo_WEB-whithe\u00a0\u00bb url=\u00a0\u00bb@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjgifX0=@\u00a0\u00bb _builder_version=\u00a0\u00bb4.27.4&Prime; _dynamic_attributes=\u00a0\u00bburl\u00a0\u00bb _module_preset=\u00a0\u00bbdefault\u00a0\u00bb max_width=\u00a0\u00bb72%\u00a0\u00bb module_alignment=\u00a0\u00bbcenter\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; text_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb link_text_color=\u00a0\u00bb#3EBFAC\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p style=\"text-align: center;\">Cargo sous terrain AG<br \/>4002 Basel<br \/><a href=\"mailto:info@cargosousterrain.ch\" target=\"_blank\" rel=\"noopener noreferrer\">info@cargosousterrain.ch<\/a><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_3&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; custom_padding=\u00a0\u00bb|||0px|false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bbmin-height: 100px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb link_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p><a title=\"Projekt Cargo sous terrain\" href=\"https:\/\/www.cst.ch\/fr\/projet\/\">Projet<\/a><\/p>\n<\/p>\n<p><a title=\"News von Cargo sous terrain\" href=\"https:\/\/www.cst.ch\/fr\/news\/\">News<\/a><\/p>\n<\/p>\n<p><a title=\"H\u00e4ufig gestellte Fragen zu Cargo sous terrain\" href=\"https:\/\/www.cst.ch\/fr\/faq\/\">FAQ<\/a><\/p>\n<\/p>\n<p><a title=\"Medienbereich von Cargo sous terrain\" href=\"https:\/\/www.cst.ch\/fr\/medienbereich\/\">M\u00e9dias<\/a><\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_3&Prime; _builder_version=\u00a0\u00bb4.21.0&Prime; custom_padding=\u00a0\u00bb|||0px|false|false\u00a0\u00bb custom_css_main_element=\u00a0\u00bbmin-height: 100px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb custom_padding__hover=\u00a0\u00bb|||\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p>S&rsquo;il y a du nouveau sur le projet, nous vous en informerons !<\/p>\n<p>[\/et_pb_text][et_pb_code _builder_version=\u00a0\u00bb4.27.4&Prime; custom_padding=\u00a0\u00bb|||0px|false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_code][et_pb_text _builder_version=\u00a0\u00bb4.27.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb text_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb link_text_color=\u00a0\u00bb#FFFFFF\u00a0\u00bb text_orientation=\u00a0\u00bbcenter\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<p><a title=\"Datenschutzerkl\u00e4rung\" href=\"https:\/\/www.cst.ch\/privacy-policy\/\">Mentions l\u00e9gales &amp; protection des donn\u00e9es<\/a>\u00a0<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; custom_padding_last_edited=\u00a0\u00bbon|desktop\u00a0\u00bb _builder_version=\u00a0\u00bb4.16&Prime; background_color=\u00a0\u00bb#343438&Prime; custom_margin=\u00a0\u00bb0px||0px\u00a0\u00bb custom_margin_tablet=\u00a0\u00bb||20px\u00a0\u00bb custom_margin_phone=\u00a0\u00bb\u00a0\u00bb custom_margin_last_edited=\u00a0\u00bbon|desktop\u00a0\u00bb custom_padding=\u00a0\u00bb2px|0px|12px|0px|false|false\u00a0\u00bb custom_padding_tablet=\u00a0\u00bb0px||10px\u00a0\u00bb custom_padding_phone=\u00a0\u00bb\u00a0\u00bb saved_tabs=\u00a0\u00bball\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>FORAGES ET MESURES DE RECONNAISSANCEGr\u00e2ce \u00e0 des forages et des mesures g\u00e9ophysiques, CST obtient des informations pr\u00e9cises sur le sous-sol afin de concr\u00e9tiser le premier tron\u00e7on partiel entre H\u00e4rkingen et Zurich.Cargo sous terrain (CST) effectue depuis le d\u00e9but de 2023 les premiers travaux sur le terrain. Pr\u00e9vus jusqu\u2019en 2024, ces travaux permettent une planification du [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":11547,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"class_list":["post-11538","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nachhaltiges Gesamtlogistiksystem Schweiz - Cargo sous terrain<\/title>\n<meta name=\"description\" content=\"Gesamtlogistiksystem f\u00fcr den Transport kleinteiliger G\u00fcter. 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