Anddes contributes to the success of the Toquepala project, through:

• Monitoring of geotechnical investigations in sterile dumps and leachate deposits at the Toquepala mine.
• Conducting field and laboratory tests on 3 different clearing dumps.
• Geotechnical study and recommendations for the foundation of the projected structures of the project Optimization HPGR.
• Geotechnical assessment for the physical stabiToquepalality of slopes and foundations of the installations planned for the Extension project Toquepala a 120 000 TMPD.
• Geotechnical support during the construction process for the release of the foundation seals.
• Study of the physical stability of the pit in the current condition according to D.S. 024.
• Preparation of the second update of the Mine Closure Plan.