Grand Paris Express. Line 15 sud – Lot T2B

Eiffage – Razel Bec

2018 – in progress

The T2B lot of the Line 15 Sud concerns a two-ways tunnel excavation with a total length of 7.2 km and an internal diameter of 8.7m by means of two TBMs. The Project includes the construction of 3 stations, 7 annexed works and one additional work for the connection to the future Line 15 East.

GD Test is carrying out the management of the topographical, geotechnical and structural data monitoring by means of the web-gis based informatic platform GDTMS.

Image © Hervé Piraud | Eiffage GC / Razel-Bec