In 2022, the site was one of the largest illegal landfill sites in the Val d’Oise, a major environmental issue for the prefecture. Today, the ECT rehabilitation project is making further progress. The input of inert earth from the construction and public works industry, essential for financing and carrying out this large-scale project, has been completed. Now it’s time for planting and reforestation. An ambitious renaturation project At the request of the Val d’Oise prefecture, ECT has designed an ecological and agricultural project to re-naturalise the site. The project is financed entirely by inert earth from the construction industry. But

L’Œil du Ciel, located on the ECT site in Villeneuve-sous-Dammartin, is now accessible to Internet users via Google Earth. Until now, this spectacular work of art was only visible to air travellers at Roissy CDG airport. Designed by architect Antoine Grumbach, this 400-meter-long work of land art is bordered by 400 trees and 12,000 plants. It took ECT 8 months of earthworks and planting to complete. Located in the north of the Seine-et-Marne department, L’Œil du Ciel is a remarkable example of the circular economy, illustrating the reuse of materials from construction sites. Find out more about l’Oeil du Ciel

September 10, 2024 – ECT was privileged to welcome two Olympic taekwondo champions to the Villeneuve-sous-Dammartin (77) site. Welcomed by ECT President Laurent Mogno, double Olympic medallist Pascal Gentil(Sydney 2000 and Athens 2004) and Paris 2024 Olympic medallist Cyrian Ravet shared their unforgettable Olympic Games experience with 135 children from Villeneuve and Le Mesnil-Amelot elementary school. The event was initiated by Isabelle Gautier, mayor of Villeneuve-sous-Dammartin, and her deputy Annick Kousignian, in collaboration with teachers from both schools. Taekwondo champions gave children the opportunity to relive the values and enthusiasm of the Olympic Games, in an exceptional setting : L’Œil

In partnership with Safer de l’Île-de-France, the ambitious project to rehabilitate the Plaine du Sempin is progressing. In the final phase of development, our teams are producing an innovative substrate on site to create fertile soil. This 100 % recycled substrate is made from a mixture of green waste compost and inert soil from the construction industry. Why fertile substrate? There are several reasons for recreating soil with fertile substrate : Circular: Produced from 100% recycled materials, the substrate recovers green waste and inert soil from the construction industry. This approach contributes to sustainable resource management and waste reduction. Ecological: