{"id":3342,"date":"2026-07-21T13:59:09","date_gmt":"2026-07-21T11:59:09","guid":{"rendered":"https:\/\/dev.gtagroup.lu\/gta-infra\/"},"modified":"2026-10-21T19:18:07","modified_gmt":"2026-10-21T17:18:07","slug":"gta-infra","status":"publish","type":"page","link":"https:\/\/dev.gtagroup.lu\/en\/our-subsidiaries\/gta-infra\/","title":{"rendered":"GTA Infra"},"content":{"rendered":"
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Home<\/a><\/span><\/span>\n<\/div><\/div><\/div><\/div>\n\n
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Our subsidiaries \u00b7 GTA Group<\/p>\n<\/div><\/div>\n\n

GTA Infra \u2014 Tunnel, Bridge & Civil Engineering Expertise<\/h1>\n

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The technical partner project owners rely on to control the technical, regulatory and operational risks of their infrastructure \u2014 from design to delivery, for structures built to last across Europe.<\/p>\n<\/div><\/div>\n\n

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Our projects<\/a><\/div>\n\n
Visit gtainfra\u200b.eu<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n
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Maxime Cavallini<\/h4>

Managing Director \u2014 GTA Infra<\/p>\n<\/div><\/div>\n

Managing Director<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

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Managing the technical risks
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GTA Infra \u2014 Our vision<\/p>\n<\/div><\/div>\n\n

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\u201cOur role is not limited to repair or modernisation. We bring structures into compliance, adapt them to new standards and extend the service life of infrastructure, with constant attention to quality, safety and technical precision.\u201d<\/p>\n<\/div><\/div><\/div><\/div>\n\n

We have a major responsibility: strengthening and equipping the structures that support everyday mobility. Our mission is to guarantee the safety and reliability of these assets, for both users and operators.<\/p>\n

Working on bridges, tunnels and other civil engineering structures means working on assets that are essential to society. We rarely think about them, yet they are vital.<\/p>\n

Our work requires rigour and careful organisation, but also the ability to anticipate, adapt, collaborate with multiple stakeholders and constantly innovate in the field. This is part of the DNA of GTA Infra and its teams.<\/p>\n

Every project is a new and unique challenge, which we take on with committed teams who are proud to work on large-\u200bscale projects across Europe and beyond. <\/p>\n<\/div><\/div>\n\n

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\"Maxime<\/span><\/div>

Maxime Cavallini<\/h4>

Managing Director \u2014 GTA Infra<\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n

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Follow me on LinkedIn<\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n\n

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of tunnels treated across Europe<\/h3><\/div>\n\n

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of works delivered on major projects<\/h3><\/div>\n\n

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of expertise and steady growth <\/h3><\/div>\n\n

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partners in 8 countries \u2013 international experience <\/h3><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n
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Our areas of expertise<\/p>\n<\/div><\/div>\n\n

4 integrated<\/strong> business lines<\/h2>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n
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From BIM modelling to final handover, GTA Infra manages all technical interfaces \u2014 a single point of contact to secure your infrastructure projects. <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n

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Engineering & design office<\/h4>

Projects and technical studies, BIM-\u200bRevit modelling, structural calculations, support for engineering firms and designers. From early-\u200bstage studies to detailed design. <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n\n

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Expertise & specialist engineering <\/h4>

Consultancy, inspections, fire\/\u200bsmoke\/\u200bnoise\/\u200bdurability engineering, certification. Independent expertise supporting regulatory compliance. <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n\n

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Infrastructure works<\/h4>

Energy, concrete, steel, waterproofing, active and passive systems. Finishing Works for road tunnels, civil engineering structures and mobility infrastructure. <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n\n

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Innovation & sustainable solutions <\/h4>

Automatic incident detection (AID) systems, inspection drones, automated operations and R&D shared across GTA Group. <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

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Reference projects<\/p>\n<\/div><\/div>\n\n

Featured projects<\/strong><\/h2>\n<\/div><\/div>\n\n

From tunnels to heritage structures \u2014 GTA Infra delivers on the most demanding worksites in France, Luxembourg and across Europe. <\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n

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Refurbishment<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n

A30 \u2014 Lighting renovation of the Hayange tunnel<\/h3>\n<\/div><\/div>\n\n

Full replacement of sodium lighting with LED lighting featuring adaptive brightness control. Coordinated night-\u200btime works to keep traffic flowing. <\/p>\n<\/div><\/div>\n\n

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Hayange \u00b7 Grand Est \u00b7 France <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

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Finishing Works<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n

Schelde Tunnel \u2014 Passive fire protection<\/h3>\n<\/div><\/div>\n\n

Immersed tunnel, 1.8 km long (3 lanes in each direction) \u2014 Oosterweel project, Antwerp. Installation of Promatect TF\u2011X passive fire protection (PFP): 600,000+ m\u00b2 treated, at a rate of over 40 linear metres per week. GTA Infra at the heart of Europe\u2019s largest mobility project. <\/p>\n<\/div><\/div>\n\n

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Antwerp \u00b7 Belgium <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

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Tunnel & mobility<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n

Road tunnels \u2014 Safety & infrastructure<\/h3>\n<\/div><\/div>\n\n

Expertise and works on major road tunnels: ventilation systems, automatic incident detection, adaptive LED lighting and regulatory compliance upgrades. GTA Infra is a benchmark for tunnel finishing works across Europe. <\/p>\n<\/div><\/div>\n\n

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France \u00b7 Belgium \u00b7 Luxembourg <\/p>\n<\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

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They trust us<\/h4>\n<\/div><\/div>\n\n
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DRIEAT<\/p>\n<\/div><\/div>\n\n

DIREST<\/p>\n<\/div><\/div>\n\n

DIRIF<\/p>\n<\/div><\/div>\n\n

APRR<\/p>\n<\/div><\/div>\n\n

COFIROUTE<\/p>\n<\/div><\/div>\n\n

SNCF<\/p>\n<\/div><\/div>\n\n

RATP<\/p>\n<\/div><\/div>\n\n

Ing\u00e9rop<\/p>\n<\/div><\/div>\n\n

Setec<\/p>\n<\/div><\/div>\n\n

Egis<\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n

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Go further<\/p>\n<\/div><\/div>\n\n

Explore GTA Infra<\/strong> in full<\/h2>\n<\/div><\/div>\n\n

Follow our news, worksites and innovations on LinkedIn \u2014 and discover everything we offer on our dedicated website. <\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n

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Follow us on LinkedIn<\/a><\/div>\n\n
Visit gtainfra\u200b.eu<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":3439,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"rs_blank_template":"","rs_page_bg_color":"","slide_template_v7":"","wp_typography_post_enhancements_disabled":false,"_et_pb_use_builder":"on","_et_pb_page_layout":"et_right_sidebar","_et_pb_side_nav":"off","footnotes":""},"class_list":["post-3342","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"\nFinishing Works \u00b7 Tunnels \u00b7 Mobility \u00b7 Bridges | GTA Infra<\/title>\n<meta name=\"description\" content=\"GTA Group \u2705 GTA Infra: engineering for tunnels, bridges and civil works. 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