{"id":1375,"date":"2026-06-15T09:08:52","date_gmt":"2026-06-15T07:08:52","guid":{"rendered":"https:\/\/constantin.ch\/newsroom\/?p=1375"},"modified":"2026-06-15T09:51:30","modified_gmt":"2026-06-15T07:51:30","slug":"grand-theatre-de-geneve-au-coeur-discret-de-la-mecanique-scenique-constantin-intervient-sur-une-transformation-technique-majeure","status":"publish","type":"post","link":"https:\/\/constantin.ch\/newsroom\/grand-theatre-de-geneve-au-coeur-discret-de-la-mecanique-scenique-constantin-intervient-sur-une-transformation-technique-majeure\/","title":{"rendered":"Grand Th\u00e9\u00e2tre de Gen\u00e8ve : au c\u0153ur discret de la m\u00e9canique sc\u00e9nique, Constantin intervient sur une transformation technique majeure"},"content":{"rendered":"<p><strong>Dans les coulisses de l\u2019un des plus embl\u00e9matiques b\u00e2timents culturels de Suisse, le chantier de modernisation de la machinerie du Grand Th\u00e9\u00e2tre de Gen\u00e8ve r\u00e9v\u00e8le une r\u00e9alit\u00e9 m\u00e9connue du public : celle d\u2019une infrastructure sc\u00e9nique monumentale, aussi complexe que fragile. Aux c\u00f4t\u00e9s des \u00e9quipes de ma\u00eetrise d\u2019\u0153uvre pilot\u00e9es par Linea architecture &amp; design et pour le compte de la Ville de Gen\u00e8ve, ma\u00eetre d\u2019ouvrage du projet, Constantin participe \u00e0 l\u2019adaptation des espaces techniques et sanitaires dans le cadre de cette importante transformation.<\/strong><\/p>\n<p>Inaugur\u00e9 en 1879 et reconstruit apr\u00e8s l\u2019incendie de 1951, le Grand Th\u00e9\u00e2tre de Gen\u00e8ve est bien plus qu\u2019une salle d\u2019op\u00e9ra : c\u2019est aussi une institution d\u00e9di\u00e9e au ballet et aux arts de la sc\u00e8ne. Derri\u00e8re la fa\u00e7ade classique ouverte sur la place Neuve se d\u00e9ploie en r\u00e9alit\u00e9 une structure verticale impressionnante, avec une cage de sc\u00e8ne s\u2019\u00e9levant \u00e0 pr\u00e8s de 50 m\u00e8tres, des niveaux techniques descendant \u00e0 plus de 15 m\u00e8tres sous terre et une surface de plateau de plus de 1&rsquo;000 m\u00b2 constitu\u00e9e de vide technique. Une ampleur difficile \u00e0 imaginer depuis l\u2019ext\u00e9rieur, tant le b\u00e2timent s\u2019int\u00e8gre discr\u00e8tement dans le tissu urbain historique de la ceinture Fazyste.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-1379 size-large img-fluid\" src=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105516-1024x768.jpg\" alt=\"\" width=\"1024\" height=\"768\" srcset=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105516-1024x768.jpg 1024w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105516-300x225.jpg 300w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105516-768x576.jpg 768w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105516-1536x1152.jpg 1536w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105516-2048x1536.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>C\u2019est pr\u00e9cis\u00e9ment dans cet univers que s\u2019inscrit l\u2019intervention de nos \u00e9quipes. Le mandat qui nous est confi\u00e9 concerne un ensemble de travaux d\u2019accompagnement li\u00e9s \u00e0 la reconfiguration de locaux techniques et sanitaires dans le cadre du renouvellement de la machinerie sc\u00e9nique, dans un b\u00e2timent dont certaines zones administratives et techniques demeurent occup\u00e9es par les collaborateurs du Grand Th\u00e9\u00e2tre.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-1391 size-large img-fluid\" src=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105236-768x1024.jpg\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105236-768x1024.jpg 768w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105236-225x300.jpg 225w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105236-1152x1536.jpg 1152w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105236-1536x2048.jpg 1536w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/20260508_105236-scaled.jpg 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/p>\n<p>Philippe Frappa, notre chef de projet, r\u00e9sume l\u2019enjeu : \u00ab On est sur un objet prestigieux, mais contraint. Il faut intervenir dans une infrastructure existante particuli\u00e8rement lourde, tout en maintenant l\u2019accessibilit\u00e9 et la s\u00e9curit\u00e9 des espaces encore occup\u00e9s par les utilisateurs du b\u00e2timent. \u00bb<\/p>\n<p>Le chantier engag\u00e9 depuis janvier 2026 se concentre principalement sur le renouvellement complet de la machinerie sc\u00e9nique ainsi que sur l\u2019adaptation de certains espaces destin\u00e9s aux utilisateurs du site.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-1393 size-large img-fluid\" src=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG-1024x634.png\" alt=\"\" width=\"1024\" height=\"634\" srcset=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG-1024x634.png 1024w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG-300x186.png 300w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG-768x475.png 768w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG-1536x950.png 1536w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG-2048x1267.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>Les interventions de Constantin consistent notamment \u00e0 adapter les r\u00e9seaux sanitaires et techniques associ\u00e9s \u00e0 la cr\u00e9ation de nouveaux \u00e9quipements sanitaires et locaux de service, tout en composant avec des structures existantes parfois impossibles \u00e0 interrompre.<\/p>\n<p>\u00ab Le piquant de l\u2019affaire, poursuit Philippe Frappa, c\u2019est qu\u2019il faut sans cesse d\u00e9vier, adapter, d\u00e9monter partiellement, tout en garantissant la continuit\u00e9 d\u2019usage des secteurs occup\u00e9s et la s\u00e9curit\u00e9 incendie du site. \u00bb<\/p>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-1394 size-large img-fluid\" src=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG1-1024x998.png\" alt=\"\" width=\"1024\" height=\"998\" srcset=\"https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG1-1024x998.png 1024w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG1-300x293.png 300w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG1-768x749.png 768w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG1-1536x1498.png 1536w, https:\/\/constantin.ch\/newsroom\/wp-content\/uploads\/2025\/05\/GTG1.png 1842w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>Pour les \u00e9quipes Constantin, ce projet est un exercice d\u2019\u00e9quilibre entre pr\u00e9cision technique, coordination permanente et respect d\u2019un patrimoine architectural et culturel unique. Un chantier discret dans sa visibilit\u00e9, mais essentiel dans sa finalit\u00e9 : permettre au Grand Th\u00e9\u00e2tre de disposer d\u2019infrastructures adapt\u00e9es aux besoins futurs de ses \u00e9quipes et de sa nouvelle machinerie sc\u00e9nique.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans les coulisses de l\u2019un des plus embl\u00e9matiques b\u00e2timents culturels de Suisse, le chantier de modernisation de la machinerie du Grand Th\u00e9\u00e2tre de Gen\u00e8ve r\u00e9v\u00e8le une r\u00e9alit\u00e9 m\u00e9connue du public : celle d\u2019une infrastructure sc\u00e9nique monumentale, aussi complexe que fragile. Aux c\u00f4t\u00e9s des \u00e9quipes de ma\u00eetrise d\u2019\u0153uvre pilot\u00e9es par Linea architecture &amp; design et pour [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1378,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/constantin.ch\/newsroom\/grand-theatre-de-geneve-au-coeur-discret-de-la-mecanique-scenique-constantin-intervient-sur-une-transformation-technique-majeure\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Grand Th\u00e9\u00e2tre de Gen\u00e8ve : au c\u0153ur discret de la m\u00e9canique sc\u00e9nique, Constantin intervient sur une transformation technique majeure | Constantin News\" \/>\n<meta property=\"og:description\" content=\"Dans les coulisses de l\u2019un des plus embl\u00e9matiques b\u00e2timents culturels de Suisse, le chantier de modernisation de la machinerie du Grand Th\u00e9\u00e2tre de Gen\u00e8ve r\u00e9v\u00e8le une r\u00e9alit\u00e9 m\u00e9connue du public : celle d\u2019une infrastructure sc\u00e9nique monumentale, aussi complexe que fragile. 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