Backfilling and securing quarries

GPS coordinates : Download brochure Types of layout Securing underground galleries Issues : Securing the site Status: In operation,soil inputs See the site in operation Project presentation Securing the Placo® quarry in Vaujours by recycling excavated soil. Thanks to its experience in backfilling quarries, ECT adapts its activity to the operating conditions laid down in the prefectoral authorization: extraction progress, quality of materials, required compaction. ECT manages the complete traceability of the flow of materials entering the site (grid plan), as well as the quality of the materials used for backfilling. ECT’s intervention is part of a dynamic of joint

GPS coordinates : Download the brochure Types of layout Career security Issues : Securing the site Status: In operation,soil inputs See the site in operation Project presentation Securing the Placo® quarry in Cormeilles-en-Parisis by recycling excavated soil. For several years now, ECT has been deploying its comprehensive expertise in the backfilling of open-cast quarries for : define the geotechnical stability of external embankments, modeling their shape and inclination so that they can be built in accordance with best practice, backfilling to very great heights (>100 metres), with successive level embankments, set up safe emptying zones on steep slopes. Project life

GPS coordinates : Download the brochure Types of layout Securing the underground quarry Issues : Site security Status: In operation,soil inputs See the site in operation Project presentation Securing the Placo® quarry in Baillet-en-France by recycling excavated soil. The Baillet-en-France quarry has an outdoor platform for unloading excavated soil trucks. ECT is in charge of transportation and backfilling operations. ECT’s expertise enables it to offer the carrier : management of the backfill authorization process, with the dual aim of accommodating the largest possible volume of soil and optimizing the diversity of soil types used, management of all backfilling operations at

GPS coordinates : Download the brochure Types of layout Backfilling an open-cast quarry Issues : Securing the site Status: In operation,soil inputs See the site in operation Project presentation ECT recycles excavated soil from the construction industry, backfilling the Villeparisis-Montzaigle quarry on behalf of Placo®. The input of materials required for backfilling becomes a source of revenue for the quarryman, while ensuring the safety of the quarry. Backfilling is a 100% efficient alternative to tamping: better control of the site’s future stability, a source of income, not a cost item. Key figures September 2021 Start of quarry backfilling Project life