Line 15 South  - On 06/04/2021 TBM Ellen reached the Arcueil – Cachan station, after 700 m from the Robespierre pit at Bagneux as part of the Grand Paris Express project.  It previously tunnelled 4 km between Bagneux and Fort d´Issy - Vanves - Clamart. Click here for the breakthrough video.   

Earlier in March after Aby and Marina, TBM Dieneba was launched from the Bel Air site at Vitry-sur-Seine to tunnel towards the future Centre d’Exploitation Vitry. It has to drive 1.1 km and the TBM should reach Les Ardoines station at the end summer 2021.  

Line 16 - Last week TBM Armelle,  installed its 1000th ring near the Neruda building at  Aulnay-sous-Bois for the lining of Line 16’s tunnel. Each ring is composed of 7 segments.  The TBM launched from the Braque pit at Aulnay-sous-Bois in October 2019, and it has driven 2 km of its 3.3 km section.  Its final destination will be the Hugo building at Blanc-Mesnil. Click here for  a report on the Grand Paris Express project progress, and here and fr/127for the tunnelbuilder archive. Visit https://www.societedugrandparis.fr/. 14/21.