EN > MENU Subsidiary of the Group WORKING AT TSO OUR COMMITMENTS OUR ACTIVITIES CONTACT US OUR SUBSIDIARIES WORKING AT TSO Follow us on our social networks TSO is a subsidiary of the Group www.nge.fr ©TSO 2021 • LEGAL INFORMATION • Privacy policy • Contact us • Realisation : acti.fr We use cookies to guarantee you the best experience on our site. If you continue to use this site, we will assume that you agree to the deposit of cookies.

EN TRACK CONSTRUCTION HIGH-SPEED LINES CLASSIC LINES, HIGH-SPEED LINES, METROS, TRAMS... TSO MASTERS ALL THE REQUIRED SKILLS, FROM DESIGN TO COMMISSIONING. TSO has participated in the installation of a linear quantity of more than 2500km of high-speed tracks on French and European territory. MAIN REFERENCES LGV Atlantic Lyon bypass and extension to Valence LGV North Channel Tunnel Mediterranean High Speed Line High Speed One in the United Kingdom LGV in Belgium LGV Rhine-Rhone LGV East European World speed records were broken – 515.3 km/h on the LGV Atlantic line in 1990 and 574.8 km/h on the LGV East European line in April 2007 – on the tracks laid by TSO. ACHIEVEMENTS FRANCE: THE SEA HS RAIL LINE DISCOVER THIS ACHIEVEMENT ALL ACHIEVEMENTS CONTACT US OUR SUBSIDIARIES WORKING AT TSO Follow us on our social networks TSO is a subsidiary of the Group www.nge.fr ©TSO 2021 • LEGAL INFORMATION • Privacy policy • Contact us • Realisation : acti.fr We use cookies to guarantee you the best experience on our site. If you continue to use this site, we will assume that you agree to the deposit of cookies. ACCEPT DENY

EN TRACK RENEWAL AND MAINTENANCE RENEWAL WORK OUTSIDE SUITE Renewal of ballast, rails and sleepers on so-called difficult tracks (platforms, tunnels, trenches, tight curves, presence of obstacles). TSO uses PUMA 2 and DRL-C machines, a methodology unique in France, created for the execution of this work. MAIN REFERENCES France > 2010: Ballast renewal Thionville – Agen – Villeneuve Saint Georges France > 2009: Total renewal of the components of the Chartreux Tunnel road in Marseille France > 2009-2010: Renewal of ballast tracks outside the Lyon-Marseille line France > 2009: Renewal of rails in Paris Est and Esbly CONTACT US OUR SUBSIDIARIES WORKING AT TSO Follow us on our social networks TSO is a subsidiary of the Group www.nge.fr ©TSO 2021 • LEGAL INFORMATION • Privacy policy • Contact us • Realisation : acti.fr We use cookies to guarantee you the best experience on our site. If you continue to use this site, we will assume that you agree to the deposit of cookies. ACCEPT DENY