{"id":28748,"date":"2025-06-22T16:12:36","date_gmt":"2025-06-22T14:12:36","guid":{"rendered":"https:\/\/www.systra.com\/france\/?p=28748"},"modified":"2025-07-08T10:27:36","modified_gmt":"2025-07-08T08:27:36","slug":"reouverture-de-la-ligne-montrejean-luchon","status":"publish","type":"post","link":"https:\/\/www.systra.com\/france\/news\/reouverture-de-la-ligne-montrejean-luchon\/","title":{"rendered":"R\u00e9ouverture de la ligne Montr\u00e9jeau-Luchon"},"content":{"rendered":"\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>La ligne accueille d\u00e9sormais<strong> 6 six allers-retours quotidiens de TER<\/strong>, r\u00e9pondant \u00e0 la fois aux besoins des habitants, des lyc\u00e9ens, et aux enjeux touristiques de la vall\u00e9e (Superbagn\u00e8res, thermalisme, activit\u00e9s de plein air, et sp\u00e9cialement cette ann\u00e9e une ville \u00e9tape du Tour de France\u2026).<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28758\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-1024x576.jpg\" alt=\"\" class=\"wp-image-28758\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/abords-de-luchon-1-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Abords de la gare de Luchon<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28757\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-1024x576.jpg\" alt=\"\" class=\"wp-image-28757\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-avec-voie-de-service-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">TER en Gare de Luchon avec voie de service<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28756\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-1024x576.jpg\" alt=\"\" class=\"wp-image-28756\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ter-en-gare-de-luchon-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">TER en Gare de Luchon<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile has-pale-lilac-background-color has-background\" style=\"grid-template-columns:21% auto\"><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"120\" height=\"120\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/view.jpg\" alt=\"\" class=\"wp-image-28753 size-full\"\/><\/figure><div class=\"wp-block-media-text__content\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>Ce projet ambitieux t\u00e9moigne de la volont\u00e9 des acteurs locaux et nationaux de redonner vie \u00e0 une ligne historique, en conjuguant modernit\u00e9, s\u00e9curit\u00e9 et respect de l\u2019environnement. La reprise des circulations sur la ligne Montr\u00e9jeau-Luchon marque une \u00e9tape importante pour la mobilit\u00e9 dans les Pyr\u00e9n\u00e9es.<\/em><\/p>\n\n\n\n<p>Vincent ALLARD, Directeur de projet, SYSTRA France<\/p>\n<\/blockquote>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-systra-a-la-manoeuvre-d-un-projet-pionnier\">SYSTRA \u00e0 la manoeuvre d&#8217;un projet pionnier<\/h2>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><a href=\"https:\/\/www.systra.com\/france\/news\/systra-remporte-la-maitrise-doeuvre-generale-pour-la-reouverture-de-la-ligne-montrejeau-luchon\/\" target=\"_blank\" rel=\"noreferrer noopener\">SYSTRA a r\u00e9alis\u00e9 la ma\u00eetrise d\u2019\u0153uvre g\u00e9n\u00e9rale pour la remise en service de la ligne<\/a> et agi aupr\u00e8s des services de la R\u00e9gion pour garantir la qualit\u00e9 technique, la ma\u00eetrise des co\u00fbts et des d\u00e9lais et le caract\u00e8re innovant du projet, s. Celui-ci est une premi\u00e8re \u00e0 plusieurs points de vue :<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Premier transfert de ligne de la SNCF \u00e0 une R\u00e9gion,<\/li>\n\n\n\n<li>Premi\u00e8re op\u00e9ration de ma\u00eetrise d\u2019\u0153uvre de r\u00e9g\u00e9n\u00e9ration de ligne avec un nouveau gestionnaire d\u2019infrastructure, la R\u00e9gion Occitanie,<\/li>\n\n\n\n<li>\u00a0Premi\u00e8re op\u00e9ration de r\u00e9g\u00e9n\u00e9ration de passages \u00e0 niveau d\u2019une technologie diff\u00e9rente de celle habituellement d\u00e9ploy\u00e9e sur le r\u00e9seau ferr\u00e9 national.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-1024x576.jpg\" alt=\"\" class=\"wp-image-28780\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau-230x129.jpg 230w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/ancien-panneau.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Ancien panneau de la Gare de Luchon<\/figcaption><\/figure>\n<\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-un-programme-d-operations-ambitieux\">Un programme d&#8217;op\u00e9rations ambitieux<\/h2>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Tout au long de ses 35 km, cette ligne s\u2019ins\u00e8re dans un contexte marqu\u00e9 par des reliefs abrupts, et franchit \u00e0 plusieurs reprises la Garonne avant de rejoindre la vall\u00e9e de la Pique.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28760\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-1024x576.jpg\" alt=\"\" class=\"wp-image-28760\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-drone-de-la-ligne-dans-la-vallee-de-la-pique-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Survol de la ligne, dans la Vall\u00e9e de la Pique<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28759\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-1024x576.jpg\" alt=\"\" class=\"wp-image-28759\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/vue-densemble-tunnel-marignac-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Vue d&#8217;ensemble Tunnel Marignac<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p>Les travaux men\u00e9s par SYSTRA ont port\u00e9 sur :\u00a0<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019inspection des 170 ouvrages d\u2019art qui jalonnent la ligne, et en fonction du diagnostic \u00e9tabli, la programmation d\u2019un simple entretien, de travaux de r\u00e9paration pr\u00e9ventive, ou de confortement divers selon le type d\u2019ouvrage, voire de reconstruction compl\u00e8te ; La s\u00e9curisation des ouvrages en terre et des versants rocheux surplombant la ligne ;<\/li>\n\n\n\n<li>La reprise de gabarit du tunnel, et la s\u00e9curisation de la voute et de ses t\u00eates ;<\/li>\n\n\n\n<li>La d\u00e9pose totale et le renouvellement de la voie ferr\u00e9e par des constituants neufs, et la reprise compl\u00e8te des voies de service en gare de Luchon ;<\/li>\n\n\n\n<li>La d\u00e9pose totale des installations de signalisation et t\u00e9l\u00e9communication, le remplacement par un syst\u00e8me d\u2019exploitation en mode navette, et le d\u00e9ploiement d\u2019un r\u00e9seau de fibre optique ;<\/li>\n\n\n\n<li>La s\u00e9curisation de la ligne par la suppression de 11 des 37 passages \u00e0 niveaux et la r\u00e9g\u00e9n\u00e9ration \/ l\u2019automatisation de l\u2019ensemble des passages \u00e0 niveau conserv\u00e9s ;<\/li>\n\n\n\n<li>La r\u00e9fection compl\u00e8te des 3 points de desserte du territoire entre Montr\u00e9jeau et Luchon, avec relocalisation de la halte de Sal\u00e9chan \u2013 Siradan au plus proche du c\u0153ur du village ;<\/li>\n\n\n\n<li>La r\u00e9habilitation du b\u00e2timent voyageur de Luchon tout en conservant son authenticit\u00e9 historique et ses 2 marquises.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28769\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-1024x576.jpg\" alt=\"\" class=\"wp-image-28769\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/base-travaux-de-gourdan-polignan-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Base travaux de Gourdan Polignan<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28766\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-1024x576.jpg\" alt=\"\" class=\"wp-image-28766\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/bourreuse-tso-2-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Bourreuse TSO<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28768\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-1024x576.jpg\" alt=\"\" class=\"wp-image-28768\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/remblai-de-la-riviere-la-pique-avec-ouvrages-de-soutenement-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Remblai de la rivi\u00e8re La Pique avec ouvrages de sout\u00e8nement<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28770\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-1024x576.jpg\" alt=\"\" class=\"wp-image-28770\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/survol-de-la-halte-de-marignac-1-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Survol de la Halte de Marignac<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28767\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-1024x576.jpg\" alt=\"\" class=\"wp-image-28767\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/train-de-ballast-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Train de ballast<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28794\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-1024x576.jpg\" alt=\"\" class=\"wp-image-28794\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/grillage-plaque-ancre-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Grillage plaqu\u00e9 ancr\u00e9.JPG<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-un-projet-mene-dans-le-respect-du-patrimoine-environnemental\">Un projet men\u00e9 dans le respect du patrimoine environnemental<\/h2>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>La r\u00e9alisation de l\u2019ensemble des travaux a respect\u00e9 le riche patrimoine environnemental de ces vall\u00e9es, illustr\u00e9 notamment par la pr\u00e9sence de loutres, de couples de vautours migrateurs sp\u00e9cifiques (Percnopt\u00e8re), du desman des Pyr\u00e9n\u00e9es (esp\u00e8ce end\u00e9mique), mais aussi d\u2019esp\u00e8ces v\u00e9g\u00e9tales telles que des orchid\u00e9es \u00e0 odeur de vanille.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"576\" height=\"1024\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-576x1024.jpg\" alt=\"\" class=\"wp-image-28772\" style=\"aspect-ratio:3\/4;object-fit:cover\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-576x1024.jpg 576w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-169x300.jpg 169w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-768x1365.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-864x1536.jpg 864w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-1152x2048.jpg 1152w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-474x843.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-1700x3022.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-1352x2404.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-800x1422.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-180x320.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-153x272.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-230x409.jpg 230w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/orchidee-a-odeur-de-vanille-scaled.jpg 1440w\" sizes=\"(max-width: 576px) 100vw, 576px\" \/><figcaption class=\"wp-element-caption\">Orchid\u00e9e \u00e0 odeur de Vanille<\/figcaption><\/figure>\n<\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Le planning des travaux a donc \u00e9t\u00e9 adapt\u00e9 pour pr\u00e9server la faune et la flore, et des op\u00e9rations de transplantations ont \u00e9t\u00e9 engag\u00e9es pour assurer la conservation des esp\u00e8ces rep\u00e9r\u00e9es lors des inventaires environnementaux.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Le projet a \u00e9t\u00e9 g\u00e9r\u00e9 en coordination avec les services de l\u2019\u00c9tat pour pr\u00e9senter les m\u00e9thodes envisag\u00e9es, caler les plannings de travaux en rivi\u00e8re, et suivre r\u00e9guli\u00e8rement les mesures compensatoires et d\u2019\u00e9vitement mises en place.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-un-chantier-exemplaire-entre-ecologie-reemploi-et-performance\">Un chantier exemplaire entre \u00e9cologie, r\u00e9emploi et performance<\/h2>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Engag\u00e9 en 2023, le projet de r\u00e9ouverture de la ligne ferroviaire entre Montr\u00e9jeau et Bagn\u00e8res-de-Luchon (35 km) illustre une d\u00e9marche ambitieuse et innovante de d\u00e9construction ferroviaire, ax\u00e9e sur la valorisation ainsi que le respect de l\u2019environnement montagnard.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28765\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-1024x576.jpg\" alt=\"\" class=\"wp-image-28765\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/criblage-ballast-tri-du-ballast-existant-qui-a-ete-reemploye-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Tri du ballast existant qui a \u00e9t\u00e9 r\u00e9employ\u00e9<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28774\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-1024x576.jpg\" alt=\"\" class=\"wp-image-28774\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/valorisation-dechets-verts-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Valorisation d\u00e9chets verts<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28795\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-1024x576.jpg\" alt=\"\" class=\"wp-image-28795\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-traverses-avant-valorisation-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Stock traverses avant valorisation<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p>Au-del\u00e0 de la r\u00e9ussite technique dans des d\u00e9lais contraints, cette op\u00e9ration constitue une r\u00e9f\u00e9rence embl\u00e9matique <strong>en mati\u00e8re d\u2019\u00e9co-r\u00e9alisation<\/strong>, salu\u00e9e par la R\u00e9gion Occitanie et les acteurs locaux.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Le chantier a ainsi permis :<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le recyclage en fonderie de <strong>70 km de rails<\/strong>, mais aussi des coussinets, cales et tirefonds de cet armement particulier des anciennes voies ferr\u00e9es dites \u00ab\u00a0double champignon\u00a0\u00bb, (soit pr\u00e8s de 5 000 tonnes d\u2019acier et de fonte) ;<\/li>\n\n\n\n<li>La r\u00e9cup\u00e9ration en vue du concassage de plus de <strong>50 000 traverses b\u00e9ton<\/strong>, riches de 750 tonnes de ferrailles ;<\/li>\n\n\n\n<li>La r\u00e9cup\u00e9ration et valorisation par concassage de <strong>2 000 tonnes de b\u00e9ton<\/strong> issus de caniveaux \u00e0 c\u00e2ble ;<\/li>\n\n\n\n<li>La valorisation <strong>industrielle<\/strong> des d\u00e9chets verts issus du nettoyage de la ligne et de ses abords.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-5 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"768\" height=\"1024\" data-id=\"28793\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-768x1024.jpg\" alt=\"\" class=\"wp-image-28793\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-768x1024.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-225x300.jpg 225w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-1152x1536.jpg 1152w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-474x632.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-187x250.jpg 187w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-800x1066.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-180x240.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-153x204.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1-230x307.jpg 230w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/evacuation-des-anciennes-traverses-par-engins-forestiers-1.jpg 1280w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><figcaption class=\"wp-element-caption\">Evacuation des anciennes traverses avec des engins forestiers<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" data-id=\"28778\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-1024x576.jpg\" alt=\"\" class=\"wp-image-28778\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-1024x576.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-300x169.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-768x432.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-1536x864.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-2048x1152.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-286x160.jpg 286w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-474x266.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-1700x956.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-1352x761.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-800x450.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-180x101.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-153x86.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/stock-rail-avant-valorisation-230x129.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Stock rails avant valorisation<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"28779\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-1024x768.jpg\" alt=\"\" class=\"wp-image-28779\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-1024x768.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-300x225.jpg 300w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-768x576.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-1536x1152.jpg 1536w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-2048x1536.jpg 2048w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-474x356.jpg 474w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-1700x1275.jpg 1700w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-1352x1014.jpg 1352w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-800x600.jpg 800w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-180x135.jpg 180w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-153x115.jpg 153w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2025\/06\/rails-neufs-230x173.jpg 230w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Rail neuf<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile has-pale-lilac-background-color has-background\" style=\"grid-template-columns:auto 33%\"><div class=\"wp-block-media-text__content\">\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>Ce type d\u2019intervention, men\u00e9 en collaboration avec de nouveaux acteurs, constitue une v\u00e9ritable opportunit\u00e9 pour  faire \u00e9voluer nos m\u00e9thodes. Il nous pousse \u00e0 sortir des sch\u00e9mas \u00e9tablis pour explorer des approches adapt\u00e9es aux enjeux. Le r\u00e9emploi des mat\u00e9riaux  illustre parfaitement cette dynamique: au-del\u00e0 de sa dimension \u00e9cologique, il engage une r\u00e9flexion nouvelle sur les processus de conception, les partenariats et les logiques de chantier.<\/em><\/p>\n\n\n\n<p>Annelise BAUDOUIN, Directrice Business Unit Ferroviaire et Intermodalit\u00e9 des Territoires, SYSTRA France <\/p>\n<\/blockquote>\n<\/div><figure class=\"wp-block-media-text__media\"><img decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-683x1024.jpg\" alt=\"\" class=\"wp-image-6455 size-full\" srcset=\"https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-683x1024.jpg 683w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-200x300.jpg 200w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-768x1152.jpg 768w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-1024x1536.jpg 1024w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-1365x2048.jpg 1365w, https:\/\/www.systra.com\/france\/wp-content\/uploads\/sites\/4\/2024\/04\/annelise2-scaled.jpg 1707w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure><\/div>\n<\/blockquote>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La ligne ferroviaire entre Montr\u00e9jeau et Bagn\u00e8res-de-Luchon (35 km), construite il y a 150 ans et ferm\u00e9e pendant 10 ans en raison de son \u00e9tat d\u00e9grad\u00e9, vient de r\u00e9ouvrir le 22 juin 2025 en Occitanie. La R\u00e9gion a enti\u00e8rement financ\u00e9 cette r\u00e9g\u00e9n\u00e9ration, qui s\u2019imposait afin de garantir un retour aux performances initiales de la ligne (90 km\/h), une circulation en s\u00e9curit\u00e9 et une mise \u00e0 niveau par rapport aux nouvelles r\u00e9glementations europ\u00e9ennes. Et c\u2019est SYSTRA qui a \u00e9t\u00e9 ma\u00eetre d\u2019\u0153uvre de cette r\u00e9g\u00e9n\u00e9ration entre 2023 et 2025. <\/p>\n","protected":false},"author":23,"featured_media":28754,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"7612,5522,5979,15113,4802,4527","_relevanssi_noindex_reason":"","footnotes":""},"categories":[25289],"tags":[],"class_list":["post-28748","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classe"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>R\u00e9ouverture de la ligne Montr\u00e9jeau-Luchon - France<\/title>\n<meta name=\"description\" content=\"La ligne ferroviaire entre Montr\u00e9jeau et Bagn\u00e8res-de-Luchon (35 km), construite il y a 150 ans et ferm\u00e9e pendant 10 ans en raison de son \u00e9tat d\u00e9grad\u00e9, vient de r\u00e9ouvrir le 22 juin 2025 en Occitanie. La R\u00e9gion a enti\u00e8rement financ\u00e9 cette r\u00e9g\u00e9n\u00e9ration, qui s\u2019imposait afin de garantir un retour aux performances initiales de la ligne (90 km\/h), une circulation en s\u00e9curit\u00e9 et une mise \u00e0 niveau par rapport aux nouvelles r\u00e9glementations europ\u00e9ennes. 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