2011 SYSTRA starts work on Grand Paris Express: project management, execution studies and construction supervision. 2018 Chantilly site base, metro line 15. Start-up of the first of the 21 tunnel boring machines that will simultaneously dig the 170km of tunnels needed for the project. 2019 SYSTRA wins one of the largest engineering contracts in its history in France: the design and construction of metro lines 15 East and 15 West. 2020 8 tunnel boring machines dig metro line 15 South and the first rails are welded at Noisy-Champs. 2023 The first Grand Paris Express train makes a demonstration run: a 2-km round trip in manual operation. “Paris, Riyadh, Hanoi and New York all have 2024 metro networks designed by SYSTRA. The project speeds up: extension Much more than just transport infrastructure, of metro line 14 to the Olympic they are the backbone of their cities, Village, start of track trials of the enhancing their appeal and providing the trainsets, and work continues on key to sustainable urban mobility.” equipping the stations, tunnels Arnaud Valranges and entrances for the 4 new lines. Senior Vice-President Business Development 2030 Commissioning of the entire network, the fruit of 20 years of work involving 250 SYSTRA employees on a daily basis. | 53