{"id":81,"date":"2020-07-30T17:15:55","date_gmt":"2020-07-30T15:15:55","guid":{"rendered":"https:\/\/www.systra.com\/france\/projects\/contournement-nimes-montpellier-france\/"},"modified":"2025-09-08T17:13:42","modified_gmt":"2025-09-08T15:13:42","slug":"contournement-nimes-montpellier-france","status":"publish","type":"projects","link":"https:\/\/www.systra.com\/france\/project\/contournement-nimes-montpellier-france\/","title":{"rendered":"Contournement N\u00eemes-Montpellier"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"content-top-project\">\n    <div class=\"content-top-details\">\n        <svg class=\"icon-sprite details-logo\"><use xlink:href=\"#icon_deco_systra_blanc\" \/>\n        <div class=\"title\">Technical details<\/div>\n        \t        <div class=\"single-content\">\n\t            <div class=\"subtitle\">Customer<\/div>\n\t            <div class=\"desc\">SNCF R\u00e9seau (PPP conclu avec Oc\u2019Via jusqu\u2019en 2037)<\/div>\n\t        <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Dates<\/div>\n                <div class=\"desc\"><p><strong>2012 :<\/strong> attribution du contrat au groupement Oc\u2019Via<\/p>\n<p><strong>2013<\/strong> <strong>:<\/strong> remise des \u00e9tudes de conception<\/p>\n<p><strong>2014 :<\/strong> d\u00e9but du g\u00e9nie civil<\/p>\n<p><strong>2016 : <\/strong>phase d\u2019\u00e9quipements ferroviaires de la ligne<\/p>\n<p><strong>2017 :<\/strong> d\u00e9but des circulations de trains de fret<\/p>\n<p><strong>2018 : <\/strong>d\u00e9but des circulations pour voyageurs<\/p>\n<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Missions<\/div>\n                <div class=\"desc\">Ma\u00eetrise d\u2019\u0153uvre int\u00e9gr\u00e9e<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Localisation<\/div>\n                <div class=\"desc\">OCCITANIE<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Partners<\/div>\n                <div class=\"desc\">Groupement Oc\u2019Via (SYSTRA, Setec, Bouygues Construction, Colas rail, Spie Batignolles et Alstom)<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Perimeter<\/div>\n                <div class=\"desc\">Etudes de conception ; supervision des travaux ; essais &amp; mise en service ; gestion de la base arri\u00e8re ferroviaire ; exploitation de la ligne en phase travaux<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Activity<\/div>\n                <div class=\"desc\">LGV<\/div>\n            <\/div>\n           \n            \n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-dusty-blue-color has-text-color\"><strong>SYSTRA a fait partie du groupement de conception-construction Oc\u2019Via qui a sign\u00e9 la r\u00e9alisation du Contournement N\u00eemes-Montpellier. Il s\u2019agit de la premi\u00e8re ligne \u00e0 grande vitesse \u00ab mixte \u00bb de France \u00e0 m\u00ealer trafic de marchandises et de passagers sur les m\u00eames voies.<\/strong><\/p>\n\n\n\n<p>Nos \u00e9quipes d\u2019ing\u00e9nierie ont \u00e9t\u00e9 en charge de la ma\u00eetrise d\u2019\u0153uvre int\u00e9gr\u00e9e aux c\u00f4t\u00e9s de celles de notre homologue Setec, des premi\u00e8res \u00e9tudes en 2012 jusqu\u2019\u00e0 la premi\u00e8re circulation d\u2019un train de fret, le 11 d\u00e9cembre 2017, et des TGV sur les voies en 2018.<\/p>\n\n\n\n<p>Cette LGV, appel\u00e9e par son acronyme \u00ab&nbsp;CNM&nbsp;\u00bb, permet de gagner 20 minutes sur le temps de trajet entre Paris et Montpellier, d\u00e9sormais r\u00e9duit \u00e0 moins de trois heures. Long de 60 km de ligne nouvelle et de 20 km de raccordement, ce contournement est structurant pour les liaisons ferroviaires dans le sud de la France car il permet de d\u00e9lester la ligne existante, participant ainsi \u00e0 l\u2019am\u00e9lioration de la r\u00e9gularit\u00e9 du trafic r\u00e9gional TER.<\/p>\n\n\n\n<p>Au quotidien, ce sont ainsi 20 trains de marchandises et plus d\u2019une dizaine de trains de voyageurs qui empruntent le CNM, caract\u00e9ris\u00e9 par la cr\u00e9ation de deux nouvelles gares, 11 viaducs et 175 ouvrages courants. Ce projet se distingue aussi par sa construction avec une sous-couche en grave bitume pour l\u2019infrastructure de la voie, qui am\u00e9liore la durabilit\u00e9 de la ligne et consolide les temps de construction. <\/p>\n\n\n\n<p>SYSTRA a notamment assur\u00e9 la conception technique, le contr\u00f4le et la v\u00e9rification technique des travaux d\u2019infrastructure et des \u00e9quipements ferroviaires, l\u2019ensemble des phases d\u2019essais (statiques, dynamiques et mont\u00e9es en vitesse), la gestion de la base arri\u00e8re ferroviaire associ\u00e9e \u00e0 la d\u00e9finition et \u00e0 la mise en place du r\u00e8glement d&#8217;exploitation de la ligne en phase travaux et essais, l\u2019\u00e9laboration du dossier de s\u00e9curit\u00e9 certifiant la ligne, et ses cinq raccordements au r\u00e9seau ferr\u00e9 national.<\/p>\n\n\n\n<p>Premi\u00e8re LGV mixte et \u00e9volutive de l\u2019Hexagone, le CNM est une d\u00e9monstration du savoir-faire pluridisciplinaire de SYSTRA en cr\u00e9ation de lignes nouvelles.<\/p>\n<\/div>\n<\/div>\n","protected":false},"author":23,"featured_media":520,"parent":0,"template":"","type-market":[],"project-market":[19298,19296],"project-service":[],"project-location":[19308],"type-service":[],"type-solution":[],"class_list":["post-81","projects","type-projects","status-publish","has-post-thumbnail","hentry","project-market-genie-civil","project-market-mobilite","project-location-occitanie"],"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>Contournement N\u00eemes-Montpellier - France<\/title>\n<meta name=\"description\" content=\"SYSTRA a fait partie du groupement de conception-construction Oc\u2019Via qui a sign\u00e9 la r\u00e9alisation du Contournement N\u00eemes-Montpellier. 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