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The excavated soil and sediment valorisation project in Hauts-de-France is moving forward

  • adesnoeck
  • Mar 7, 2025
  • 2 min read


Turning excavated soil and sediments into resources: a major step forward for the circular economy in Hauts-de-France.


Today, 65% of the waste generated in the Hauts-de-France region comes from the construction sector, with large volumes of excavated soil and sediments. In response to this challenge, Neo-Eco, the Hauts-de-France Regional Council and their partners are developing innovative solutions to unlock the value of these materials.


🎯 Objective: transform these materials into eco-materials and eco-products, in line with the AGEC and LTECV regulations.


⇒ Reduce waste storage and limit the extraction of natural resources

⇒ Boost the local economy and structure a sustainable circular value chain

⇒ Above all, deploy a replicable approach across the entire region


Where do we stand?

🟢 Phase 1 – Material studies : Analysis of materials to identify the most relevant valorisation pathways. The characterisation of excavated soil and sediments is nearing completion.

Phase 2 – Formulation : Validation of the technical and environmental feasibility of the solutions.




A project supported by Europe The project is supported by a €2,026,073 grant from the European Regional Development Fund (ERDF). This funding will enable us to strengthen our team, invest in technologies and bring ambitious ideas to life.

Many thanks to the Hauts-de-France Regional Council for their trust and support. We would also like to thank our partners, IMT Nord Europe and CD2E, for their collaboration on this project. Their expertise and commitment are key to its success.


And finally, congratulations to Maurane and Clément for their exemplary project leadership. Their dedication, rigour and ability to coordinate each stage of the project are essential assets in driving this initiative forward.


One to watch closely as we work to structure a circular economy for the construction sector. 🔥



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