{"id":3054,"date":"2026-11-05T16:20:15","date_gmt":"2026-11-05T15:20:15","guid":{"rendered":"https:\/\/factory.sites.fr\/?p=3054"},"modified":"2026-11-05T16:48:32","modified_gmt":"2026-11-05T15:48:32","slug":"inspection-tunnel-ferroviaire-perthus","status":"publish","type":"post","link":"https:\/\/factory.sites.fr\/inspection-tunnel-ferroviaire-perthus\/","title":{"rendered":"Tunnels du Perthus : 16 km inspect\u00e9s en une seule nuit"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3054\" class=\"elementor elementor-3054\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ee4f288 e-con e-atomic-element e-flexbox-base e-default-div e-8a485ab \" data-id=\"ee4f288\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ee4f288\">\n    \t\t<div class=\"elementor-element elementor-element-2a865a1 elementor-widget__width-initial elementor-widget elementor-widget-html\" data-id=\"2a865a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<!--\n  \u00c9TUDE DE CAS \u2014 TUNNELS DU PERTHUS\n  M\u00eame structure et m\u00eames classes que la page \u00ab Tunnel du Vuache \u00bb.\n  \u00c0 coller tel quel dans UN widget HTML Elementor (comme sur la page Vuache).\n  \u25b6 REMPLACER : remplacez chaque src=\"images\/\u2026\" par l'URL de l'image dans la M\u00e9diath\u00e8que.\n-->\n<div class=\"sites-cas\">\n\n  <header class=\"hero\">\n    <div class=\"wrap\">\n      <span class=\"eyebrow\">Cas pratique \u00b7 Transport \u2014 Ferroviaire<\/span>\n      <h1>Tunnels du Perthus&nbsp;: 16&nbsp;km inspect\u00e9s en une seule nuit<\/h1>\n      <p class=\"lead\">Pour LFP Perthus, le relev\u00e9 ScanTubes\u00ae a permis d'acqu\u00e9rir en une nuit les orthophotos \u00e0 360\u00b0 des deux tunnels de la LGV Perpignan\u2013Figueres, puis de confier l'inspection aux \u00e9quipes du client, depuis leur bureau, via la plateforme I-VONE.<\/p>\n    <\/div>\n  <\/header>\n\n  <div class=\"heroband\">\n    <!-- \u25b6 REMPLACER src : entr\u00e9e des tunnels V1\/V2 -->\n    <img decoding=\"async\" class=\"photo\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels.jpg\" alt=\"Inspection des tunnels ferroviaires du Perthus : entr\u00e9e des tubes V1 et V2\">\n    <div class=\"cartouche\">\n      <h3>Une mission de confiance avec LFP<\/h3>\n      <p>En 2024, Linea Figueras Perpignan (LFP) confie \u00e0 SITES la r\u00e9alisation des orthophotos des deux tunnels du Perthus, sous la fronti\u00e8re franco-espagnole&nbsp;: 2 \u00d7 8&nbsp;km de ligne \u00e0 grande vitesse.<\/p>\n    <\/div>\n    <div class=\"spectral\"><\/div>\n  <\/div>\n\n  <section class=\"idstrip\">\n    <div class=\"wrap\">\n      <dl class=\"cell\"><dt>Client<\/dt><dd>LFP Perthus<\/dd><\/dl>\n      <dl class=\"cell\"><dt>Lieu<\/dt><dd>Le Perthus (66) \u00b7 France \u2013 Espagne<\/dd><\/dl>\n      <dl class=\"cell\"><dt>Ann\u00e9e<\/dt><dd>2024<\/dd><\/dl>\n      <dl class=\"cell\"><dt>Ouvrages<\/dt><dd>2 tunnels \u00b7 2 \u00d7 8 km<\/dd><\/dl>\n      <dl class=\"cell\"><dt>Solutions<\/dt><dd>ScanTubes\u00ae \u00b7 I-VONE<\/dd><\/dl>\n    <\/div>\n  <\/section>\n\n  <section class=\"block\">\n    <div class=\"wrap\">\n      <span class=\"kicker\">Le d\u00e9fi<\/span>\n      <h2 class=\"measure\">Inspecter 16&nbsp;km de tunnel ferroviaire sans immobiliser la ligne<\/h2>\n      <div class=\"method-grid\" style=\"margin-top:1.2em\">\n        <div>\n          <p class=\"measure\">Les deux tubes jumeaux du Perthus portent la section internationale de la LGV Perpignan\u2013Figueres. Sur un ouvrage de cette longueur, l'inspection classique s'\u00e9tale sur plusieurs mois de travail de nuit, avec des moyens techniques et humains tr\u00e8s lourds.<\/p>\n          <div class=\"verdict\"><p>L'objectif de LFP&nbsp;: une acquisition courte, compl\u00e8te, et exploitable ensuite \u00e0 distance, pour r\u00e9duire au strict minimum le temps d'immobilisation des tunnels.<\/p><\/div>\n        <\/div>\n        <figure class=\"fit\">\n          <!-- \u25b6 REMPLACER src : carte de localisation -->\n          <img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-localisation.jpg\" alt=\"Localisation des tunnels du Perthus sur la ligne Perpignan\u2013Figueres\">\n        <\/figure>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"block dark\">\n    <div class=\"wrap\">\n      <span class=\"kicker\">La m\u00e9thode<\/span>\n      <h2 class=\"measure\">ScanTubes\u00ae en configuration ferroviaire<\/h2>\n      <div class=\"imp-grid\">\n        <!-- \u25b6 REMPLACER src : \u00e9quipe et syst\u00e8me dans le tunnel -->\n        <img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-tunnel-equipe.jpg\" alt=\"Inspection de tunnel ferroviaire : \u00e9quipe SITES et syst\u00e8me ScanTubes dans le tunnel du Perthus\">\n        <div class=\"stat3\">\n          <div class=\"s\"><div class=\"big\">16<span class=\"u\">km<\/span><\/div><div class=\"lbl\">de tunnel relev\u00e9s, soit deux tubes de 8&nbsp;km<\/div><\/div>\n          <div class=\"s\"><div class=\"big\">1<span class=\"u\">nuit<\/span><\/div><div class=\"lbl\">d'intervention pour couvrir les deux tubes<\/div><\/div>\n          <div class=\"s\"><div class=\"big\">2<span class=\"u\">pers.<\/span><\/div><div class=\"lbl\">pour installer le mat\u00e9riel et conduire l'acquisition<\/div><\/div>\n        <\/div>\n      <\/div>\n      <p class=\"note\">Con\u00e7u pour les tubes horizontaux de grandes dimensions, ScanTubes\u00ae automatise la prise de vue \u00e0 360\u00b0 sur toute la longueur de l'ouvrage, puis le traitement des images en orthophotos. Le syst\u00e8me se d\u00e9monte, arrive au plus pr\u00e8s des voies avec un simple v\u00e9hicule l\u00e9ger et, mont\u00e9 sur un porteur ferroviaire, d\u00e9clenche ses prises de vue en roulant jusqu'\u00e0 5&nbsp;km\/h.<\/p>\n    <\/div>\n  <\/section>\n\n  <section class=\"block soft\">\n    <div class=\"wrap\">\n      <span class=\"kicker\">L'apr\u00e8s-relev\u00e9<\/span>\n      <h2 class=\"measure\">Des \u00e9quipes form\u00e9es \u00e0 I-VONE<\/h2>\n      <div class=\"innov-grid\">\n        <div class=\"innov-figs\">\n          <div class=\"van\">\n            <!-- \u25b6 REMPLACER src : capture I-VONE (relev\u00e9 de d\u00e9fauts) -->\n            <img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-ivone-defauts.jpg\" alt=\"Relev\u00e9 de d\u00e9fauts sur orthophoto dans I-VONE\">\n          <\/div>\n          <div class=\"badge\">Inspection au bureau, depuis un simple navigateur<\/div>\n        <\/div>\n        <div>\n          <p class=\"measure\">La mission comprenait la formation des employ\u00e9s de LFP Perthus \u00e0 I-VONE, notre plateforme en ligne. Depuis n'importe quel poste connect\u00e9 (Chrome), ils parcourent le tunnel et le relev\u00e9 des d\u00e9sordres sans se d\u00e9placer&nbsp;:<\/p>\n          <ul class=\"passes\">\n            <li><b>1<\/b><span>annotation, croquis et report des d\u00e9fauts directement sur l'orthophoto<\/span><\/li>\n            <li><b>2<\/b><span>mesures int\u00e9gr\u00e9es et couches superpos\u00e9es au pixel pr\u00e8s&nbsp;: visible, d\u00e9formation 3D, thermographie<\/span><\/li>\n            <li><b>3<\/b><span>base de donn\u00e9es des annotations, exports CSV, DXF (AutoCAD) et JSON (QGIS)<\/span><\/li>\n          <\/ul>\n          <div class=\"verdict\"><p>Deux publics, un seul outil&nbsp;: des fonctions m\u00e9tier pour les inspecteurs, et un acc\u00e8s direct \u00e0 la donn\u00e9e source pour toutes les parties prenantes du client.<\/p><\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"block\">\n    <div class=\"wrap\">\n      <div class=\"ens-grid\">\n        <div class=\"ens-card\">\n          <span class=\"kicker\">Les r\u00e9sultats<\/span>\n          <h2>Une nuit au lieu de plusieurs mois<\/h2>\n          <p>Gr\u00e2ce \u00e0 la pr\u00e9paration men\u00e9e en amont avec le client, l'acquisition a \u00e9t\u00e9 simple, rapide et efficace. LFP Perthus a particuli\u00e8rement appr\u00e9ci\u00e9 ce temps de fermeture r\u00e9duit. Les orthophotos d\u00e9roulent l'int\u00e9gralit\u00e9 de la paroi des deux tubes&nbsp;: les inspecteurs m\u00e8nent d\u00e9sormais leur inspection sereinement, au bureau.<\/p>\n        <\/div>\n        <div class=\"ens-figs wide\">\n          <!-- \u25b6 REMPLACER les 3 src ci-dessous -->\n          <figure><img decoding=\"async\" loading=\"lazy\" style=\"object-position:40% center\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-scantubes-ferroviaire.jpg\" alt=\"Syst\u00e8me ScanTubes en acquisition sur la voie\"><\/figure>\n          <figure><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-ivone-fissurometre.jpg\" alt=\"Mesure d&apos;ouverture de fissure dans I-VONE\"><\/figure>\n          <figure><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-ivone-couches.jpg\" alt=\"Couches visible, thermique et 3D superpos\u00e9es dans I-VONE\"><\/figure>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-11f826e e-flex e-con-boxed e-con e-parent\" data-id=\"11f826e\" 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-6c9e71e e-con-full e-flex e-con e-child\" data-id=\"6c9e71e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ccbb6a7 elementor-widget elementor-widget-heading\" data-id=\"ccbb6a7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">D\u00e9couvrez nos projets<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51c06d1 elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-card-shadow-yes elementor-posts__hover-gradient elementor-widget elementor-widget-posts\" data-id=\"51c06d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cards_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:32,&quot;sizes&quot;:[]},&quot;pagination_type&quot;:&quot;prev_next&quot;,&quot;cards_columns&quot;:&quot;3&quot;,&quot;cards_columns_tablet&quot;:&quot;2&quot;,&quot;cards_columns_mobile&quot;:&quot;1&quot;,&quot;cards_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;cards_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"posts.cards\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-cards elementor-grid\" role=\"list\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3054 post type-post status-publish format-standard has-post-thumbnail hentry category-transport category-realisations tag-infrastructures-de-transport\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/factory.sites.fr\/inspection-tunnel-ferroviaire-perthus\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img decoding=\"async\" width=\"300\" height=\"114\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels-1-300x114.jpg\" class=\"attachment-medium size-medium wp-image-3055\" alt=\"\" srcset=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels-1-300x114.jpg 300w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels-1-1024x389.jpg 1024w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels-1-768x292.jpg 768w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels-1-1536x584.jpg 1536w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/11\/perthus-entree-tunnels-1.jpg 1920w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__badge\">Infrastructures de transport<\/div>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/factory.sites.fr\/inspection-tunnel-ferroviaire-perthus\/\" >\n\t\t\t\tTunnels du Perthus : 16 km inspect\u00e9s en une seule nuit\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Pour SITES et LFP Perthus, le relev\u00e9 ScanTubes\u00ae a permis d&rsquo;acqu\u00e9rir en une seule nuit les orthophotos \u00e0 360\u00b0 des deux tunnels du Perthus, soit\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/factory.sites.fr\/inspection-tunnel-ferroviaire-perthus\/\" aria-label=\"Read more about Tunnels du Perthus : 16 km inspect\u00e9s en une seule nuit\" tabindex=\"-1\" >\n\t\t\tLire \u00bb\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-2405 post type-post status-publish format-standard has-post-thumbnail hentry category-transport category-realisations tag-infrastructures-de-transport\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/factory.sites.fr\/tunnel-du-vuache-une-inspection-durgence-apres-incendie\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"213\" src=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/06\/Image4_1-1-300x213.jpg\" class=\"attachment-medium size-medium wp-image-2839\" alt=\"\" srcset=\"https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/06\/Image4_1-1-300x213.jpg 300w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/06\/Image4_1-1-1024x729.jpg 1024w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/06\/Image4_1-1-768x546.jpg 768w, https:\/\/factory.sites.fr\/wp-content\/uploads\/sites\/3\/2026\/06\/Image4_1-1.jpg 1217w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__badge\">Infrastructures de transport<\/div>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/factory.sites.fr\/tunnel-du-vuache-une-inspection-durgence-apres-incendie\/\" >\n\t\t\t\tTunnel du Vuache : une inspection d&rsquo;urgence apr\u00e8s incendie\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Pour SITES et ATMB, l&rsquo;alliance de l&rsquo;inspection \u00ab main sur l&rsquo;ouvrage \u00bb et du relev\u00e9 ScanTubes\u00ae a permis de cartographier les d\u00e9g\u00e2ts au plus pr\u00e8s,\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/factory.sites.fr\/tunnel-du-vuache-une-inspection-durgence-apres-incendie\/\" aria-label=\"Read more about Tunnel du Vuache : une inspection d&rsquo;urgence apr\u00e8s incendie\" tabindex=\"-1\" >\n\t\t\tLire \u00bb\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Pour SITES et LFP Perthus, le relev\u00e9 ScanTubes\u00ae a permis d&rsquo;acqu\u00e9rir en une seule nuit les orthophotos \u00e0 360\u00b0 des deux tunnels du Perthus, soit 16 km de LGV, et de mener ensuite l&rsquo;inspection depuis le bureau via I-VONE.<\/p>\n","protected":false},"author":27,"featured_media":3055,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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