Spectacular limestone models! Immerse yourself in the heart of the future Jacques Chirac Park in Chelles through our photo gallery. Over 6 hectares, ECT teams have created an ecological environment inspired by the region’s ancient quarries. These reliefs will be home to dry grasslands, which have become rare in the Île-de-France region, providing a haven for specific biodiversity.
- Seine-et-Marne
- ECT Ile de France
April 2025, finalization of the future dry grassland contours
Latest news

Green space project manager : vegetation and biodiversity
For the past few weeks, Benjamin Chapeau has been working as a green space project manager in ECT’s landscaping department. The key words in his job are vegetation, landscape, biodiversity,
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Backfilling the Baillet quarry in France on video
Discover ECT’s backfilling operations at the Baillet-en-France underground gypsum quarry (PLACO®) in this video produced by our partner Bergerat RENT France.. ECT’s teams rely on the latest generation of
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First hydrogen truck for transporting excavated soil
At Solutrans, Hyliko, in partnership with ECT, is handing over to the Mauffrey group the keys to the first “worksite approach” hydrogen truck for low-carbon worksites, with a view to
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