In preparation for the 2024 Paris Olympic Games, and construction of the Olympic and Paralympic Village in particular, work is ongoing in Paris and its outskirts to run powerlines underground and free-up more than 80 hectares of land.
- 2.5 km long tunnel running at a depth of 50 m
- Backfill grouts with Mapei two-component systems
- Challenges include: Boring out deep tunnels in a highly built-up area where numerous road, rail and river infrastructures are located.