Alejandro Parada Email and Phone Number

Geotechnical core logging of mining operation in DMC (Centinela Mining District), AMSA (Antofagasta Minerals SA) property. DDH core logging, sampling for soil and rock mass geomechanics properties lab analysis.

*Drilling monitoring and control in HTR (Hamburgo Tailing Removal) Project, Escondida BHP Billiton Mine, Antofagasta. RC and DDH logging, parameters and hydraulics testing measuring for aquifers characterization, VW instalation. Analysis of data and making the respective reports.*Exploration-Dewatering drilling monitoring and control in Rosario Pit and leaching piles in Ujina sector, CMDIC (Doña Inés de Collahuasi Mining Company). RC and DDH logging, parameters and hydraulics testing measuring for aquifers characterization and VW instalation. Monitoring of water sources in walls. Making the respective reports.

*Exploration-Dewatering drilling monitoring and control in Escondida BHP Billiton Mine, Antofagasta. RC and DDH logging, parameters and hydraulics testing measuring for aquifers characterization, VW instalation, in different stages of the open pit mine. Making the respective reports.*AIE exploration drilling monitoring and control in Caserones Lumina Copper Chile Mine, Copiapó. RC and DDH logging, parameters and hydraulics testing measuring for aquifers characterization, VW instalation, in different stages of the open pit mine. Making the respective reports.

Geotechnical-Structural core logging in DMC (Centinela Mining District), AMSA (Antofagasta Minerals SA) property. DDH core logginging using AcQuire database software, sampling for soil and rock mass geomechanics properties lab analysis. Making the respective reports.

*Enlarge fault limits in structural model. Characterization of structural domains using Leapfrog-3D geological modeling software and kinematic analysis of geotechnical structures involving different stages of the open pit mine using Dips software. Oriented DDH core logging using Xilab database software. Making the respective reports.*Geotechnical characterization of soil units and contact zones, as a basis for hydrogeological and geotechnical open pit mine models. Oriented DDH core logging using Xilab databasesoftware, sampling for soil and rock mass geomechanics properties lab analysis, stratigraphicbasin correlations and relationship with the ore deposit structural dynamics. Making therespective reports.Both projects in DMC (Distrito Minero Centinela), AMSA (Antofagasta Minerals SA) property.

Groundwater resources exploration drilling monitoring and control in Los Bronces Anglo American Mine, Santiago. RC logging, parameters and hydraulic testing measuring for aquifers characterization in different stages of the open pit mine. Making the respective reports.

Responsible courses: Mine Geology, Tunnel Planning and Crushing-Grinding Operations.

Geotechnical core logging of mining operation and exploration in DMC (Centinela Mining District), AMSA (Antofagasta Minerals SA) property. Oriented DDH core logging using Xilab database software, sampling for soil and rock mass geomechanics properties lab analysis. Making the respective reports.

Geological-geotechnical mapping in exploration and development projects in MEL (Minera Escondida Ltda.), BHP Billiton property. DDH core and RC drilling, heap leach and stock piles logging, using AcQuire and GvMapper database software.

*Geological-geotechnical study (geological mapping, planning and monitoring-control drilling, slope stability, foundation structures parameters, geomechanical stations, RQD, Q Barton , RMR, GSI, technical reports) for Grupo Puentes: "Connecting Brion-Noia AC-550 highway”, Pontevedra, Galicia (Spain).*Geological-geotechnical study (geological mapping, planning and monitoring-control drilling, slope stability, foundation structures parameters, geomechanical stations, RQD, Q Barton, RMR, GSI, technical reports) for UTE Salas-La Espina: "Highway A-63 Oviedo-La Espina”. Asturias (Spain).