{"id":4686,"date":"2025-04-30T09:02:10","date_gmt":"2025-04-30T09:02:10","guid":{"rendered":"https:\/\/roadskyguardrail.com\/?p=4686"},"modified":"2025-07-02T07:39:43","modified_gmt":"2025-07-02T07:39:43","slug":"highway-guardrail-dimensions-a-complete-guide","status":"publish","type":"post","link":"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide","title":{"rendered":"Dimensions des glissi\u00e8res de s\u00e9curit\u00e9 : Un guide complet"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#What_is_a_Highway_Guardrail\" >Qu'est-ce qu'une glissi\u00e8re de s\u00e9curit\u00e9 ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Standard_Highway_Guardrail_Dimensions\" >Dimensions standard des glissi\u00e8res de s\u00e9curit\u00e9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#1_W-Beam_Guardrail_Dimensions_Most_Common_Type\" >1. Dimensions des garde-corps \u00e0 poutre en W (type le plus courant)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#2_Thrie-Beam_Guardrail_Dimensions\" >2. Dimensions des garde-corps \u00e0 trois poutres<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#3_End_Terminals_and_Transitions\" >3. Terminaisons et transitions<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Key_Components_That_Affect_Guardrail_Sizing\" >Principaux \u00e9l\u00e9ments influen\u00e7ant le dimensionnement des garde-corps<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Regional_Differences_in_Guardrail_Dimensions\" >Diff\u00e9rences r\u00e9gionales dans les dimensions des glissi\u00e8res de s\u00e9curit\u00e9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#United_States_AASHTO_M180\" >\u00c9tats-Unis (AASHTO M180) :<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Europe_EN_1317\" >Europe (EN 1317) :<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Australia\" >Australie :<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Factors_to_Consider_When_Choosing_Guardrail_Dimensions\" >Facteurs \u00e0 prendre en compte lors du choix des dimensions des garde-corps<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#FAQs\" >FAQ<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>En mati\u00e8re de s\u00e9curit\u00e9 routi\u00e8re, les glissi\u00e8res de s\u00e9curit\u00e9 jouent un r\u00f4le essentiel en prot\u00e9geant les conducteurs, en r\u00e9duisant la gravit\u00e9 des accidents et en emp\u00eachant les v\u00e9hicules de quitter la chauss\u00e9e. L'un des aspects les plus importants de la performance des glissi\u00e8res de s\u00e9curit\u00e9 est leur dimensionnement, qui d\u00e9termine leur capacit\u00e9 \u00e0 absorber les chocs et \u00e0 d\u00e9vier efficacement les v\u00e9hicules.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_Highway_Guardrail\"><\/span>Qu'est-ce qu'une glissi\u00e8re de s\u00e9curit\u00e9 ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A <strong><a href=\"https:\/\/roadskyguardrail.com\/fr\/\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">glissi\u00e8re de s\u00e9curit\u00e9<\/a><\/strong> est une barri\u00e8re de s\u00e9curit\u00e9 install\u00e9e le long des routes, des ponts ou des terre-pleins afin de r\u00e9duire l'impact des collisions. Les glissi\u00e8res de s\u00e9curit\u00e9 sont con\u00e7ues pour :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u00e9orienter les v\u00e9hicules errants<\/li>\n\n\n\n<li>Pr\u00e9venir les accidents de renversement<\/li>\n\n\n\n<li>Minimiser les blessures en cas d'impact<\/li>\n\n\n\n<li>Prot\u00e9ger les pi\u00e9tons et les structures en bordure de route<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/roadskyguardrail.com\/wp-content\/uploads\/2025\/04\/Standard-Highway-Guardrail-Dimensions.jpg\" alt=\"\" class=\"wp-image-4689\" srcset=\"https:\/\/roadskyguardrail.com\/wp-content\/uploads\/2025\/04\/Standard-Highway-Guardrail-Dimensions.jpg 600w, https:\/\/roadskyguardrail.com\/wp-content\/uploads\/2025\/04\/Standard-Highway-Guardrail-Dimensions-400x267.jpg 400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Standard_Highway_Guardrail_Dimensions\"><\/span>Dimensions standard des glissi\u00e8res de s\u00e9curit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_W-Beam_Guardrail_Dimensions_Most_Common_Type\"><\/span>1. <a href=\"https:\/\/roadskyguardrail.com\/fr\/w-beam\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">Garde-corps en W<\/a> Dimensions (type le plus courant)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>La poutre en W est le type de glissi\u00e8re de s\u00e9curit\u00e9 le plus r\u00e9pandu sur les autoroutes du monde entier.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Composant<\/th><th class=\"has-text-align-left\" data-align=\"left\">Taille standard<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Longueur du rail<\/td><td class=\"has-text-align-left\" data-align=\"left\">4,32 m (14 ft) ou 3,81 m (12,5 ft)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Hauteur du rail (au-dessus du sol)<\/td><td class=\"has-text-align-left\" data-align=\"left\">750 mm \u00e0 810 mm (29.5\u2033 \u00e0 32\u2033)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u00c9paisseur du rail<\/td><td class=\"has-text-align-left\" data-align=\"left\">2,67 mm (calibre 12) ou 3,43 mm (calibre 10)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Hauteur du poteau<\/td><td class=\"has-text-align-left\" data-align=\"left\">Poteau en acier standard de 1828,8 mm (6 ft)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Espacement des poteaux<\/td><td class=\"has-text-align-left\" data-align=\"left\">1905 mm (6 ft 3 in) centre \u00e0 centre<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Les glissi\u00e8res de s\u00e9curit\u00e9 en W sont g\u00e9n\u00e9ralement mont\u00e9es sur des poteaux en acier en C ou en I, qui sont soit enfonc\u00e9s dans le sol, soit coul\u00e9s dans le b\u00e9ton, en fonction des conditions du site.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Thrie-Beam_Guardrail_Dimensions\"><\/span>2. <a href=\"https:\/\/roadskyguardrail.com\/fr\/thrie-beam\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">Garde-corps \u00e0 trois poutres<\/a> Dimensions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Les glissi\u00e8res de s\u00e9curit\u00e9 \u00e0 trois poutrelles sont plus larges et offrent une meilleure r\u00e9sistance aux chocs. Elles sont souvent utilis\u00e9es dans les zones \u00e0 grande vitesse ou \u00e0 fort impact.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Composant<\/th><th class=\"has-text-align-left\" data-align=\"left\">Taille standard<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Longueur du rail<\/td><td class=\"has-text-align-left\" data-align=\"left\">4,32 m (14 ft)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Largeur du rail<\/td><td class=\"has-text-align-left\" data-align=\"left\">Environ 510 mm (20\u2033)<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Espacement des poteaux<\/td><td class=\"has-text-align-left\" data-align=\"left\">Identique \u00e0 la poutre en W (1905 mm)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ils sont souvent install\u00e9s l\u00e0 o\u00f9 un plus grand confinement est n\u00e9cessaire, par exemple pr\u00e8s des terre-pleins, sur les ponts ou dans les zones o\u00f9 la circulation des camions est intense.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_End_Terminals_and_Transitions\"><\/span>3. <a href=\"https:\/\/roadskyguardrail.com\/fr\/guardrail-end-terminal\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">Bornes d'extr\u00e9mit\u00e9<\/a> et Transitions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Les terminaisons sont essentielles pour absorber l'\u00e9nergie et terminer le syst\u00e8me de garde-corps en toute s\u00e9curit\u00e9.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Composant<\/th><th class=\"has-text-align-left\" data-align=\"left\">Dimension \/ Longueur<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">Longueur de la borne d'extr\u00e9mit\u00e9<\/td><td class=\"has-text-align-left\" data-align=\"left\">3 m \u00e0 12 m, selon le type<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">Sections de transition<\/td><td class=\"has-text-align-left\" data-align=\"left\">Conique pour connecter une poutre en W \u00e0 une poutre en Thrie ou \u00e0 des rambardes de pont<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Components_That_Affect_Guardrail_Sizing\"><\/span>Principaux \u00e9l\u00e9ments influen\u00e7ant le dimensionnement des garde-corps<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Extr\u00e9mit\u00e9s des bornes<\/strong>: La longueur et la forme influencent la longueur totale du garde-corps.<\/li>\n\n\n\n<li><strong>Profondeur d'enfouissement du poteau<\/strong>: G\u00e9n\u00e9ralement 1,2-1,5 m\u00e8tre pour un support stable.<\/li>\n\n\n\n<li><strong>Blocages<\/strong>: Entretoises entre le rail et le poteau, g\u00e9n\u00e9ralement d'une profondeur de 8\u201d ou 12\u201d.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Regional_Differences_in_Guardrail_Dimensions\"><\/span>Diff\u00e9rences r\u00e9gionales dans les dimensions des glissi\u00e8res de s\u00e9curit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"United_States_AASHTO_M180\"><\/span>\u00c9tats-Unis (AASHTO M180) :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hauteur du rail<\/strong>: 31\u2033<\/li>\n\n\n\n<li><strong>Longueur standard<\/strong>: 12\u20196\u2033<\/li>\n\n\n\n<li><strong>Espacement des poteaux<\/strong>: 6\u20193\u2033<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Europe_EN_1317\"><\/span>Europe (EN 1317) :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hauteur du rail<\/strong>: Typiquement 750-900 mm<\/li>\n\n\n\n<li>Les garde-corps doivent \u00eatre conformes aux classes de performance (N2, H1, H2, etc.).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Australia\"><\/span>Australie :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hauteur du rail<\/strong>: ~700 mm<\/li>\n\n\n\n<li><strong>Longueur des rails<\/strong>: 3,81 m (12\u20196\u2033) ou sur mesure<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/roadskyguardrail.com\/wp-content\/uploads\/2025\/04\/Factors-to-Consider-When-Choosing-Guardrail-Dimensions.jpg\" alt=\"Facteurs \u00e0 prendre en compte lors du choix des dimensions des garde-corps\" class=\"wp-image-4690\" srcset=\"https:\/\/roadskyguardrail.com\/wp-content\/uploads\/2025\/04\/Factors-to-Consider-When-Choosing-Guardrail-Dimensions.jpg 600w, https:\/\/roadskyguardrail.com\/wp-content\/uploads\/2025\/04\/Factors-to-Consider-When-Choosing-Guardrail-Dimensions-400x267.jpg 400w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Factors_to_Consider_When_Choosing_Guardrail_Dimensions\"><\/span>Facteurs \u00e0 prendre en compte lors du choix des dimensions des garde-corps<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Type de route et limitation de vitesse<\/strong>: Les autoroutes \u00e0 grande vitesse n\u00e9cessitent des barri\u00e8res plus hautes et plus robustes.<\/li>\n\n\n\n<li><strong>Types de v\u00e9hicules<\/strong>: Les routes fr\u00e9quent\u00e9es par des camions peuvent n\u00e9cessiter des syst\u00e8mes plus solides ou plus hauts.<\/li>\n\n\n\n<li><strong>Conditions du site<\/strong>: Le type de sol, la pente et les dangers en bordure de route influencent la longueur des poteaux et l'espacement des rails.<\/li>\n\n\n\n<li><strong>Conformit\u00e9 r\u00e9glementaire<\/strong>: Toujours suivre les normes nationales telles que AASHTO M180 ou EN 1317.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1746003152669\"><strong class=\"schema-faq-question\">La hauteur des garde-corps peut-elle \u00eatre ajust\u00e9e ?<\/strong> <p class=\"schema-faq-answer\">Oui, en fonction du type de route et des donn\u00e9es relatives aux accidents de v\u00e9hicules, certaines installations peuvent n\u00e9cessiter une augmentation ou une r\u00e9duction de la hauteur des rails.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1746003184697\"><strong class=\"schema-faq-question\">Quelle est la longueur minimale de garde-corps requise pour la s\u00e9curit\u00e9 ?<\/strong> <p class=\"schema-faq-answer\">En r\u00e8gle g\u00e9n\u00e9rale, il est recommand\u00e9 de respecter une distance minimale de 15 m\u00e8tres avant et apr\u00e8s le danger pour une efficacit\u00e9 maximale.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1746003195433\"><strong class=\"schema-faq-question\">Les garde-corps sont-ils tous galvanis\u00e9s ?<\/strong> <p class=\"schema-faq-answer\">La plupart sont galvanis\u00e9s \u00e0 chaud pour r\u00e9pondre aux normes de r\u00e9sistance \u00e0 la corrosion, en particulier pour les environnements ext\u00e9rieurs et c\u00f4tiers.<\/p> <\/div> <\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Que vous soyez entrepreneur routier, ing\u00e9nieur civil ou responsable des achats, la compr\u00e9hension des dimensions des glissi\u00e8res de s\u00e9curit\u00e9 est essentielle pour la s\u00e9curit\u00e9 routi\u00e8re et la r\u00e9ussite du projet. Veillez \u00e0 consulter les directives nationales pertinentes et \u00e0 travailler avec des fournisseurs certifi\u00e9s pour vous assurer que votre syst\u00e8me de glissi\u00e8res de s\u00e9curit\u00e9 r\u00e9pond aux normes r\u00e9glementaires et de performance.<\/p>\n\n\n\n<p>Vous cherchez un fournisseur fiable de syst\u00e8mes de glissi\u00e8res de s\u00e9curit\u00e9 test\u00e9s en cas d'accident ? <strong><a href=\"https:\/\/roadskyguardrail.com\/fr\/contact\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">Contactez nous<\/a><\/strong> d\u00e8s aujourd'hui pour obtenir les sp\u00e9cifications, les prix et l'assistance d'un expert.<\/p>","protected":false},"excerpt":{"rendered":"<p>En mati\u00e8re de s\u00e9curit\u00e9 routi\u00e8re, les glissi\u00e8res de s\u00e9curit\u00e9 jouent un r\u00f4le essentiel en prot\u00e9geant les conducteurs, en r\u00e9duisant la gravit\u00e9 des accidents et en emp\u00eachant les v\u00e9hicules de quitter la chauss\u00e9e. L'un des aspects les plus importants de la performance des glissi\u00e8res de s\u00e9curit\u00e9 est leur dimensionnement, qui d\u00e9termine leur capacit\u00e9 \u00e0 absorber les chocs et \u00e0 d\u00e9vier efficacement les v\u00e9hicules. Qu'est-ce qu'une glissi\u00e8re de s\u00e9curit\u00e9 routi\u00e8re ? Une glissi\u00e8re de s\u00e9curit\u00e9 est une barri\u00e8re de s\u00e9curit\u00e9 install\u00e9e le long des routes, des ponts ou des terre-pleins centraux afin de r\u00e9duire l'impact des collisions. Les glissi\u00e8res de s\u00e9curit\u00e9 sont con\u00e7ues pour : Dimensions standard des glissi\u00e8res de s\u00e9curit\u00e9 1. Dimensions des glissi\u00e8res de s\u00e9curit\u00e9 \u00e0 poutre en W (type le plus courant) La poutre en W est le type de glissi\u00e8re de s\u00e9curit\u00e9 le plus couramment utilis\u00e9 sur les routes du monde entier. Composant Taille standard Longueur du rail 4,32 m (14 ft) ou 3,81 m (12,5 ft) Hauteur du rail (au-dessus du sol) 750 mm \u00e0 810 mm (29,5\u2033 \u00e0 32\u2033) Epaisseur du rail 2,67 mm (calibre 12) ou 3,43 mm (calibre 10) Hauteur du poteau 1828,8 mm (6 ft) poteau standard en acier Espacement des poteaux 1905 mm (6 ft 3 in) centre \u00e0 centre Les glissi\u00e8res de s\u00e9curit\u00e9 \u00e0 poutre en W sont ...<\/p>","protected":false},"author":1,"featured_media":4689,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-4686","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Highway Guardrail Dimensions: A Complete Guide - RoadSky<\/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:\/\/roadskyguardrail.com\/fr\/highway-guardrail-dimensions-a-complete-guide\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Highway Guardrail Dimensions: A Complete Guide - RoadSky\" \/>\n<meta property=\"og:description\" content=\"When it comes to highway safety, guardrails play a critical role in protecting drivers, reducing crash severity, and preventing vehicles from leaving the roadway. One of the most important aspects of guardrail performance is its dimensions, which determine its ability to absorb impact and deflect vehicles effectively. What is a Highway Guardrail? A highway guardrail is a safety barrier installed along the sides of roads, bridges, or medians to reduce the impact of collisions. Guardrails are designed to: Standard Highway Guardrail Dimensions 1. W-Beam Guardrail Dimensions (Most Common Type) The W-beam is the most common type of guardrail used on highways worldwide. 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