{"id":9817,"date":"2022-06-29T10:07:42","date_gmt":"2022-06-29T10:07:42","guid":{"rendered":"https:\/\/www.geoquest-group.fr\/reinforced-earth\/protection-contre-les-chutes-de-pierres\/"},"modified":"2023-07-28T08:29:19","modified_gmt":"2023-07-28T08:29:19","slug":"protection-contre-les-chutes-de-blocs-rocheux","status":"publish","type":"avada_portfolio","link":"https:\/\/www.geoquest-group.fr\/reinforced-earth\/protection-contre-les-chutes-de-blocs-rocheux\/","title":{"rendered":"Protection contre les chutes de blocs rocheux"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:4%;--awb-padding-right:4%;--awb-padding-left:4%;--awb-margin-bottom:20px;--awb-background-color:#eaeaea;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-column-content-centered\"><div class=\"fusion-column-content\"><div class=\"fusion-text fusion-text-1\"><h2>Geoquest propose des solutions structurelles techniques passives et actives qui att\u00e9nuent les risques de chutes de blocs rocheux et contr\u00f4lent les niveaux de dommages.<\/h2>\n<\/div><div class=\"fusion-image-carousel fusion-image-carousel-auto fusion-image-carousel-1\"><div class=\"awb-carousel awb-swiper awb-swiper-carousel\" data-autoplay=\"yes\" data-columns=\"1\" data-itemmargin=\"13\" data-itemwidth=\"180\" data-touchscroll=\"yes\" data-imagesize=\"auto\" style=\"--awb-columns:1;\"><div class=\"swiper-wrapper awb-image-carousel-wrapper fusion-flex-align-items-center\"><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"835\" height=\"558\" src=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund.jpg\" class=\"attachment-full size-full lazyload\" alt=\"\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27835%27%20height%3D%27558%27%20viewBox%3D%270%200%20835%20558%27%3E%3Crect%20width%3D%27835%27%20height%3D%27558%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund.jpg\" data-srcset=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund-200x134.jpg 200w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund-300x200.jpg 300w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund-400x267.jpg 400w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund-600x401.jpg 600w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund-768x513.jpg 768w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund-800x535.jpg 800w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall-bund.jpg 835w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"835\" height=\"558\" src=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter.jpg\" class=\"attachment-full size-full lazyload\" alt=\"\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27835%27%20height%3D%27558%27%20viewBox%3D%270%200%20835%20558%27%3E%3Crect%20width%3D%27835%27%20height%3D%27558%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter.jpg\" data-srcset=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter-200x134.jpg 200w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter-300x200.jpg 300w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter-400x267.jpg 400w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter-600x401.jpg 600w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter-768x513.jpg 768w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter-800x535.jpg 800w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/03\/Rockfall_shelter.jpg 835w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><img decoding=\"async\" width=\"835\" height=\"558\" src=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU.jpg\" class=\"attachment-full size-full lazyload\" alt=\"\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27835%27%20height%3D%27558%27%20viewBox%3D%270%200%20835%20558%27%3E%3Crect%20width%3D%27835%27%20height%3D%27558%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU.jpg\" data-srcset=\"https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU-200x134.jpg 200w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU-300x200.jpg 300w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU-400x267.jpg 400w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU-600x401.jpg 600w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU-768x513.jpg 768w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU-800x535.jpg 800w, https:\/\/www.geoquest-group.fr\/wp-content\/uploads\/sites\/13\/2021\/05\/ROCKFALL-PERU.jpg 835w\" data-sizes=\"auto\" \/><\/div><\/div><\/div><\/div><div class=\"awb-swiper-button awb-swiper-button-prev\"><i class=\"awb-icon-angle-left\" aria-hidden=\"true\"><\/i><\/div><div class=\"awb-swiper-button awb-swiper-button-next\"><i class=\"awb-icon-angle-right\" aria-hidden=\"true\"><\/i><\/div><\/div><\/div><div class=\"fusion-video fusion-youtube fusion-aligncenter\" style=\"--awb-max-width:600px;--awb-max-height:360px;--awb-width:100%;\"><div class=\"video-shortcode\"><div class=\"fluid-width-video-wrapper\" style=\"padding-top:60%;\" ><iframe title=\"YouTube video player 1\" src=\"https:\/\/www.youtube.com\/embed\/89xsdFJD3Cg?wmode=transparent&autoplay=0\" width=\"600\" height=\"360\" allowfullscreen allow=\"autoplay; fullscreen\"><\/iframe><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-2\"><div class=\"fusion-text fusion-text-2\"><\/div>\n<h2 class=\"\" style=\"line-height: 1.14\" data-fontsize=\"22\" data-lineheight=\"25.08px\">Protection passive contre les chutes de pierres<\/h2>\n<h3 class=\"\" style=\"line-height: 1.2\" data-fontsize=\"18\" data-lineheight=\"21.6px\">Le bac \u00e0 chutes de pierres Terre Arm\u00e9e\u00ae r\u00e9siste \u00e0 un impact de 5000 KJ !<\/h3>\n<p>La solution de protection contre les chutes de pierres de Geoquest est le r\u00e9sultat de d\u00e9cennies de recherche et de d\u00e9veloppement qui ont abouti \u00e0 la cr\u00e9ation d&rsquo;une barri\u00e8re \u00e9troite de protection contre les chutes de pierres innovante et performante. Plus r\u00e9cemment, Geoquest a proc\u00e9d\u00e9 \u00e0 des essais en grandeur r\u00e9elle en 2020. Un bloc g\u00e9ant de 12,4 tonnes a \u00e9t\u00e9 l\u00e2ch\u00e9 d&rsquo;une hauteur de 41 m\u00e8tres et a percut\u00e9 la structure de 3 m\u00e8tres d&rsquo;\u00e9paisseur, provoquant un impact de 5,1 m\u00e9gajoules (vid\u00e9o disponible ci-dessous). L&rsquo;\u00e9troitesse de la digue a permis d&rsquo;absorber l&rsquo;\u00e9nergie de l&rsquo;impact, repoussant les limites de l&rsquo;interaction sol-structure \u00e0 un nouveau niveau et \u00e9tablissant un record mondial pour une structure de sol renforc\u00e9e.<\/p>\n<\/div><div class=\"fusion-video fusion-youtube fusion-aligncenter\" style=\"--awb-max-width:600px;--awb-max-height:360px;--awb-width:100%;\"><div class=\"video-shortcode\"><div class=\"fluid-width-video-wrapper\" style=\"padding-top:60%;\" ><iframe title=\"YouTube video player 2\" src=\"https:\/\/www.youtube.com\/embed\/89xsdFJD3Cg?wmode=transparent&autoplay=0\" width=\"600\" height=\"360\" allowfullscreen allow=\"autoplay; fullscreen\"><\/iframe><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-padding-top:5%;--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-4\"><h3 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2;--fontsize: 20;--minfontsize: 20\" data-fontsize=\"20\" data-lineheight=\"24px\">Remises et galeries<\/h3>\n<p>Les abris contre les chutes de pierres utilisant les <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techspan\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">arcs pr\u00e9fabriqu\u00e9s TechSpan\u00ae<\/a> et les <a href=\"https:\/\/www.geoquest-group.fr\/techbox-4\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">bo\u00eetes pr\u00e9fabriqu\u00e9es TechBox\u2122<\/a> gagnent en popularit\u00e9 aupr\u00e8s des ing\u00e9nieurs. Les murs de sout\u00e8nement contigus construits dans des limites d&rsquo;excavation \u00e9troites sont souvent con\u00e7us \u00e0 l&rsquo;aide de <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techwall\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">TechWall\u2122<\/a> ou de <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/t-wall\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">T-Wall\u00ae<\/a>.<\/p>\n<h3 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2;--fontsize: 20;--minfontsize: 20\" data-fontsize=\"20\" data-lineheight=\"24px\"><a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">Barri\u00e8res de protection contre les chutes de pierres<\/a><\/h3>\n<p>Les <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">barri\u00e8res de protection<\/a> passive <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">contre les chutes de pierres<\/a> de Geoquest sont fabriqu\u00e9es en mat\u00e9riaux m\u00e9talliques, non m\u00e9talliques et\/ou composites. Il est principalement appliqu\u00e9 pour arr\u00eater et attraper les roches, les rochers, les pierres de tir ou les d\u00e9bris qui peuvent couler ou tomber en raison de causes naturelles. La <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">barri\u00e8re de protection contre les chutes de pierres<\/a> est une solution de soutien permettant de retenir ces \u00e9l\u00e9ments qui se d\u00e9sint\u00e8grent et tombent, \u00e9vitant ainsi les dommages aux infrastructures et pr\u00e9venant les perturbations telles que les blocages du trafic. Il a la capacit\u00e9 de r\u00e9sister \u00e0 des impacts \u00e9nerg\u00e9tiques allant g\u00e9n\u00e9ralement jusqu&rsquo;\u00e0 5000KJ.<\/p>\n<p>La <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">barri\u00e8re<\/a> passive <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">de protection contre les chutes de pierres<\/a> de Geoquest peut \u00eatre utilis\u00e9e comme une alternative efficace aux mesures d&rsquo;att\u00e9nuation plus traditionnelles et plus co\u00fbteuses et pr\u00e9sente de nombreux avantages :<\/p>\n<ul>\n<li>Economique par rapport aux barri\u00e8res rigides similaires<\/li>\n<li>Efficace pour les canaux confin\u00e9s et ouverts<\/li>\n<li>Nettoyage et entretien faciles<\/li>\n<li>N&rsquo;affecte pas le flux de s\u00e9diments dans des conditions non \u00e9v\u00e9nementielles.<\/li>\n<li>Faible impact esth\u00e9tique sur le paysage<\/li>\n<\/ul>\n<h2 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.14;--fontsize: 22;--minfontsize: 22\" data-fontsize=\"22\" data-lineheight=\"25.08px\">Protection active contre les chutes de pierres<\/h2>\n<h3 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2;--fontsize: 20;--minfontsize: 20\" data-fontsize=\"20\" data-lineheight=\"24px\"><a href=\"\/reinforced-earth\/rockfall-nets\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">Filets de protection contre les chutes de pierres<\/a><\/h3>\n<p>Les entreprises de Geoquest con\u00e7oivent \u00e9galement des solutions techniques et fournissent des mat\u00e9riaux pour la construction de protections actives en utilisant notre <a href=\"\/reinforced-earth\/rockfall-nets\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">solution de filet de protection<\/a> grillag\u00e9 en combinaison avec les clous de sol TerraNail\u2122 et les ancrages de sol TerraAnchor\u2122. Notre <a href=\"\/reinforced-earth\/rockfall-nets\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">solution de filet de protection<\/a> consiste en des filets \u00e0 haute r\u00e9sistance (grade &gt; 800MPa) ou en des produits g\u00e9n\u00e9riques tels que les gabions ou les treillis soud\u00e9s.<\/p>\n<p>Geoquest propose \u00e9galement des solutions de protection contre les chutes de pierres par drapage. Il s&rsquo;agit d&rsquo;une membrane flexible qui supporte la pression superficielle g\u00e9n\u00e9r\u00e9e par une masse de sol potentiellement instable ou une coul\u00e9e de d\u00e9bris, class\u00e9e en deux types :<\/p>\n<ul>\n<li><strong>Maille \u00e0 haute r\u00e9sistance \u00e0 la traction<\/strong> faite de fils enduits ayant une r\u00e9sistance minimale \u00e0 la traction de 1770MPa.<\/li>\n<li><strong>Maille rectangulaire<\/strong> constitu\u00e9e de fils enrob\u00e9s ayant une r\u00e9sistance \u00e0 la traction minimale de 400 MPa. Ils sont disponibles en diff\u00e9rents diam\u00e8tres et maillages, en fonction de la g\u00e9ologie et de la g\u00e9om\u00e9trie de la pente \u00e0 prot\u00e9ger.<\/li>\n<\/ul>\n<p>Nos solutions ont fait leurs preuves :<\/p>\n<ul>\n<li>Facile et rapide \u00e0 installer<\/li>\n<li>Durable avec une norme de s\u00e9curit\u00e9 \u00e9lev\u00e9e<\/li>\n<li>Hautement durable<\/li>\n<\/ul>\n<h2 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.14;--fontsize: 22;--minfontsize: 22\" data-fontsize=\"22\" data-lineheight=\"25.08px\">R\u00e9f\u00e9rences de choix<\/h2>\n<h3 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2;--fontsize: 20;--minfontsize: 20\" data-fontsize=\"20\" data-lineheight=\"24px\">Le bassin d&rsquo;\u00e9boulement de Yeongi-gun, Chungcheong, Cor\u00e9e du Sud<\/h3>\n<p>En raison de la densit\u00e9 croissante de la population, le gouvernement cor\u00e9en a demand\u00e9 des solutions rapides pour se pr\u00e9parer \u00e0 l&rsquo;augmentation du trafic dans cette zone sujette aux \u00e9boulements. Les d\u00e9veloppeurs ont lanc\u00e9 la construction de plusieurs structures de passage souterrain avec une protection suppl\u00e9mentaire contre les chutes de pierres. Les murs de guidage et le passage souterrain, caract\u00e9ristiques du projet, comprennent une section <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techwall\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">TechWall\u2122<\/a> pr\u00e9fabriqu\u00e9e de 549 m de long, et un abri de protection <a href=\"https:\/\/www.geoquest-group.fr\/techbox-4\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">TechBox\u2122<\/a> pr\u00e9fabriqu\u00e9 de 171 m de long, pour une longueur totale de 720 m.<\/p>\n<h3 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2;--fontsize: 20;--minfontsize: 20\" data-fontsize=\"20\" data-lineheight=\"24px\">Le hangar de l'\u00a0\u00bbarche\u00a0\u00bb de l&rsquo;\u00e9boulement de Jeongseon, Gangwon-do, Cor\u00e9e du Sud<\/h3>\n<p>Les <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techspan\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">arcs pr\u00e9fabriqu\u00e9s TechSpan\u00ae<\/a> sont une alternative rentable et rapide aux caissons coul\u00e9s sur place, en raison de la rapidit\u00e9 de la construction et du peu ou de l&rsquo;absence de fermetures de routes n\u00e9cessaires pendant l&rsquo;installation. Les ing\u00e9nieurs se rendent compte que les arches dispersent efficacement les charges d&rsquo;impact et minimisent ainsi les dommages structurels pouvant r\u00e9sulter de l&rsquo;impact des chutes de pierres. Cet exemple illustre les avantages de l&rsquo;utilisation de <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techspan\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">TechSpan\u00ae<\/a> pour les galeries d&rsquo;abri contre les chutes de pierres.<\/p>\n<h3 class=\"fusion-responsive-typography-calculated\" style=\"line-height: 1.2;--fontsize: 20;--minfontsize: 20\" data-fontsize=\"20\" data-lineheight=\"24px\">Le bassin d&rsquo;\u00e9boulement de l&rsquo;autoroute A23 Mud\u00e9jar, Huesca-Jaca, Espagne<\/h3>\n<p>Cette am\u00e9lioration de la voie rapide relie la c\u00f4te m\u00e9diterran\u00e9enne aux Pyr\u00e9n\u00e9es centrales. Une partie essentielle de la nouvelle liaison traverse des collines sujettes aux chutes de pierres et n\u00e9cessite une protection des voyageurs contre les chutes de pierres potentielles. Notre solution consistait \u00e0 concevoir, fabriquer et installer une galerie de hangar \u00e0 chutes de pierres coup\u00e9es et couvertes de 232 m de long et des murs de guidage de retenue des terres <a href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techwall\/\" target=\"_blank\" rel=\"noopener noreferrer\" data-kmt=\"1\">TechWall\u2122 <\/a>.<\/p>\n<\/div><div class=\"fusion-section-separator section-separator triangle fusion-section-separator-1\" style=\"--awb-border-bottom:0px solid #e7e4e2;--awb-spacer-height:0px;--awb-svg-margin-left:0;--awb-svg-margin-right:0;--awb-icon-color:#ffffff;\"><div class=\"fusion-section-separator-svg\"><div class=\"divider-candy-arrow bottom\" style=\"top:0px;border-top-color: #eaeaea;\"><\/div><div class=\"divider-candy bottom\" style=\"bottom:-20px;border-bottom:1px solid #e7e4e2;border-left:1px solid #e7e4e2;\"><\/div><\/div><div class=\"fusion-section-separator-spacer\"><div class=\"fusion-section-separator-spacer-height\"><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:20px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-1 fusion-title-center fusion-title-text fusion-title-size-two\" style=\"--awb-sep-color:#004489;\"><div class=\"title-sep-container title-sep-container-left\"><div class=\"title-sep sep-single sep-solid\" style=\"border-color:#004489;\"><\/div><\/div><span class=\"awb-title-spacer\"><\/span><h2 class=\"fusion-title-heading title-heading-center\" style=\"margin:0;\">Solutions connexes<\/h2><span class=\"awb-title-spacer\"><\/span><div class=\"title-sep-container title-sep-container-right\"><div class=\"title-sep sep-single sep-solid\" style=\"border-color:#004489;\"><\/div><\/div><\/div><div class=\"fusion-flip-boxes flip-boxes row fusion-columns-3 flip-effect-classic equal-heights\" style=\"--awb-flip-duration:2.0s;\"><div class=\"fusion-flip-box-wrapper fusion-column col-lg-4 col-md-4 col-sm-4\"><div class=\"fusion-flip-box flip-right\" tabindex=\"0\"><div class=\"flip-box-inner-wrapper\"><div class=\"flip-box-front\" style=\"--awb-icon-color:#ffffff;--awb-circle-color:#004489;--awb-circle-border-color:#004489;\"><div class=\"flip-box-front-inner\"><h2 class=\"flip-box-heading without-text\">Barri\u00e8res anti-\u00e9boulements<\/h2><\/div><\/div><div class=\"flip-box-back\" style=\"--awb-icon-color:#ffffff;--awb-circle-color:#004489;--awb-circle-border-color:#004489;\"><div class=\"flip-box-back-inner\"><h3 class=\"flip-box-heading-back\">Barri\u00e8res anti-\u00e9boulements<\/h3>\n<p>Si Geoquest est r\u00e9put\u00e9e non seulement pour renforcer et stabiliser les formations terrestres habitables, notre \u00e9quipe poss\u00e8de \u00e9galement une expertise dans la fourniture de solutions permettant de contr\u00f4ler, d&rsquo;att\u00e9nuer et de prot\u00e9ger les chutes de pierres et les coul\u00e9es de d\u00e9bris gr\u00e2ce \u00e0 l&rsquo;utilisation de barri\u00e8res techniques. <div class=\"fusion-aligncenter\"><a class=\"fusion-button button-flat button-small button-default fusion-button-default button-1 fusion-button-span-no fusion-button-default-type\" target=\"_self\" href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/barrieres-de-protection-contre-les-chutes-de-pierres\/\"><span class=\"fusion-button-text\">D\u00c9COUVREZ<\/span><\/a><\/div> <\/div><\/div><\/div><\/div><\/div><div class=\"fusion-flip-box-wrapper fusion-column col-lg-4 col-md-4 col-sm-4\"><div class=\"fusion-flip-box flip-right\" tabindex=\"0\"><div class=\"flip-box-inner-wrapper\"><div class=\"flip-box-front\" style=\"--awb-icon-color:#ffffff;--awb-border-color:#004489;--awb-border-size:0px;--awb-circle-color:#004489;--awb-circle-border-color:#004489;--awb-background-color-front:#9b9c9e;--awb-title-front-color:#004489;\"><div class=\"flip-box-front-inner\"><div class=\"flip-box-grafix flip-box-circle\"><i aria-hidden=\"true\" class=\"fa-rainbow fas\"><\/i><\/div><h2 class=\"flip-box-heading without-text\">TechSpan<\/h2><\/div><\/div><div class=\"flip-box-back\" style=\"--awb-icon-color:#ffffff;--awb-border-color:#004489;--awb-border-size:0px;--awb-circle-color:#004489;--awb-circle-border-color:#004489;--awb-title-back-color:#004489;\"><div class=\"flip-box-back-inner\"><h3 class=\"flip-box-heading-back\">TechSpan<\/h3>\n<p>Fruit de d\u00e9cennies de recherche et de d\u00e9veloppement, TechSpan\u00ae est un syst\u00e8me d&rsquo;arcs en b\u00e9ton pr\u00e9fabriqu\u00e9 enterr\u00e9, con\u00e7u pour supporter des charges \u00e9lev\u00e9es, des charges dynamiques importantes et des conditions de charge altern\u00e9es. Avec un faible encombrement et une installation facile et rapide, TechSpan\u00ae est id\u00e9al pour les applications mini\u00e8res, industrielles et ferroviaires, il gagne en popularit\u00e9 sur de nombreux march\u00e9s diff\u00e9rents. D\u00e9couvrez les nombreuses utilisations de notre syst\u00e8me d&rsquo;arches pr\u00e9fabriqu\u00e9es. <div class=\"fusion-aligncenter\"><a class=\"fusion-button button-flat button-small button-default fusion-button-default button-2 fusion-button-span-no fusion-button-default-type\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techspan\/\"><span class=\"fusion-button-text\">D\u00e9couvrez <\/span><\/a><\/div> <\/div><\/div><\/div><\/div><\/div><div class=\"fusion-flip-box-wrapper fusion-column col-lg-4 col-md-4 col-sm-4\"><div class=\"fusion-flip-box flip-right\" tabindex=\"0\"><div class=\"flip-box-inner-wrapper\"><div class=\"flip-box-front\" style=\"--awb-icon-color:#ffffff;--awb-border-color:#004489;--awb-border-size:0px;--awb-circle-color:#004489;--awb-circle-border-color:#004489;--awb-background-color-front:#9b9c9e;--awb-title-front-color:#004489;\"><div class=\"flip-box-front-inner\"><div class=\"flip-box-grafix flip-box-circle\"><i aria-hidden=\"true\" class=\"fa-square far\"><\/i><\/div><h2 class=\"flip-box-heading without-text\">TechBox\u2122<\/h2><\/div><\/div><div class=\"flip-box-back\" style=\"--awb-icon-color:#ffffff;--awb-border-color:#004489;--awb-border-size:0px;--awb-circle-color:#004489;--awb-circle-border-color:#004489;--awb-title-back-color:#004489;\"><div class=\"flip-box-back-inner\"><h3 class=\"flip-box-heading-back\">TechBox\u2122<\/h3>\n<p>TechBox\u2122 se compose d&rsquo;\u00e9l\u00e9ments de caissons pr\u00e9fabriqu\u00e9s utilis\u00e9s pour construire une structure sous le remblai. Il permet une installation rapide et r\u00e9glement\u00e9e sur site. La couverture du sol requise dans les structures TechBox\u2122 est inf\u00e9rieure \u00e0 celle des structures en arc. <div class=\"fusion-aligncenter\"><a class=\"fusion-button button-flat button-small button-default fusion-button-default button-3 fusion-button-span-no fusion-button-default-type\" target=\"_self\" href=\"https:\/\/www.geoquest-group.fr\/techbox-4\/\"><span class=\"fusion-button-text\">D\u00c9COUVREZ<\/span><\/a><\/div> <\/div><\/div><\/div><\/div><\/div><div class=\"fusion-flip-box-wrapper fusion-column col-lg-4 col-md-4 col-sm-4\"><div class=\"fusion-flip-box flip-right\" tabindex=\"0\"><div class=\"flip-box-inner-wrapper\"><div class=\"flip-box-front\" style=\"--awb-icon-color:#ffffff;--awb-border-color:#004489;--awb-border-size:0px;--awb-circle-color:#004489;--awb-circle-border-color:#004489;--awb-background-color-front:#9b9c9e;--awb-title-front-color:#004489;\"><div class=\"flip-box-front-inner\"><div class=\"flip-box-grafix flip-box-circle\"><i aria-hidden=\"true\" class=\"fa-ruler-combined fas\"><\/i><\/div><h2 class=\"flip-box-heading without-text\">TechWall\u2122<\/h2><\/div><\/div><div class=\"flip-box-back\" style=\"--awb-icon-color:#ffffff;--awb-border-color:#004489;--awb-border-size:0px;--awb-circle-color:#004489;--awb-circle-border-color:#004489;--awb-title-back-color:#004489;\"><div class=\"flip-box-back-inner\"><h3 class=\"flip-box-heading-back\">TechWall\u2122<\/h3>\n<p>Syst\u00e8me de mur de sout\u00e8nement pr\u00e9fabriqu\u00e9, TechWall\u2122 combine les avantages du contrefort avec la qualit\u00e9 et l&rsquo;efficacit\u00e9 du b\u00e9ton pr\u00e9fabriqu\u00e9. Tr\u00e8s adapt\u00e9 aux sites dont les capacit\u00e9s portantes du sol permettent des fondations peu profondes, TechWall\u2122 peut \u00e9galement \u00eatre associ\u00e9 \u00e0 des solutions de pieux pour s&rsquo;adapter \u00e0 diff\u00e9rents types de sol. Durable, rentable et rapide \u00e0 installer, TechWall\u2122 pourrait bien \u00eatre la solution id\u00e9ale pour les besoins de votre projet. <div class=\"fusion-aligncenter\"><a class=\"fusion-button button-flat button-small button-default fusion-button-default button-4 fusion-button-span-no fusion-button-default-type\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.geoquest-group.fr\/reinforced-earth\/techwall\/\"><span class=\"fusion-button-text\">D\u00e9couvrez <\/span><\/a><\/div> <\/div><\/div><\/div><\/div><\/div><\/div><div class=\"clearfix\"><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last wrp-sale-force-form\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div>\n<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1996.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La performance record des digues \u00e9troites en terre renforc\u00e9e prouve que les entreprises de Geoquest sont \u00e0 la pointe de la recherche et du d\u00e9veloppement en mati\u00e8re de protection d\u00e9fensive contre les chutes de pierres.<\/p>\n","protected":false},"author":6,"featured_media":8979,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"portfolio_category":[375,452,400,395],"portfolio_skills":[],"portfolio_tags":[],"class_list":["post-9817","avada_portfolio","type-avada_portfolio","status-publish","format-standard","has-post-thumbnail","hentry","portfolio_category-applications","portfolio_category-applications-fr","portfolio_category-protection-contre-la-chute-de-blocs-rocheux","portfolio_category-protection-contre-les-risques-naturels"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - 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