Isidro S. Email and Phone Number

Provide alternative drilling methods in the tunnel, for the exploration of water in the karst aquifer. Supervising the geophysics at the project area.

• Project: Environmental study for the Cerro de Pasco Mine, (June-November 2022).Position: Hydrogeologist Engineer. Supervision the diamond drilling; installation of Casagrande and vibrating wire piezometers; execution of Slug Tests; geological mapping. Report making.• Project: Hydrogeological Model Integration Project, Antapaccay Mine, Cusco (May - 2022).Position: Field Geologist. Participation in the Tracer Tests to determine the origin of groundwater outcrops in the North and South Pits of the mine; carrying out geological mapping.• Project: Geotechnical Project to increase the embankment of the tailings deposit; Bambas Mine (March - April 2022).Position: Supervisor Engineer. Supervision the inclined perforations for location of piezometers at the crest of the embankment, and Supervision of vertical drilling for location of piezometers, around the dam in karstic risk areas.

• Project: Graton tunnel capacity expansion project, San Mateo, Lima, carried out for SEDAPAL (November 2021- January 2022).Position: Field Geologist. Execution of geological and hydrogeological mapping; determination of the structures related to the karstic aquifer; recognition of areas where groundwater emerges inside the tunnel. Preparation of hydrogeological reports. As achievement, areas for future exploration of groundwater, inside the tunnel, and on the surface were identified and indicated.

• Project: Study and evaluation of the water resource, in the Zarumilla Transboundary Basin, carried out for the United Nations Development Program, Tumbes (November-December.2019).Position: Field Geologist. Coordination for the realization of geophysics in the basin. Set the points in the field, of vertical electrical soundings, and electromagnetic soundings; realization of the inventory of groundwater wells; preparation of geological sections, preparation of reports.• Project: Geological and hydrogeological study, Sombrero Mining Project, Ayacucho (September - October 2019).Position: Field Geologist. Geological and hydrogeological mapping in the project area. Report making.• Project: Geophysical study, Location of Tomography Lines in the ravine and the tailings dam – Cerro Lindo Mine, Ica (July-August 2019).Position: Field Geologist. Supervision of the geophysical work carried out in mine components: Tailings Dam and Ravine, where there were leaks. Report making.

• Project: Studies evaluating water resources in hydrographic basins of Peru - Ucayali basin (September 2018-February 2019).Position: Hydrogeologist Engineer. Coordination in carrying out an inventory of groundwater wells; supervision of performance tests in wells; execution of infiltration tests; set the points vertical electrical soundings; preparation of reports.

• Project: Geotechnical and hydrogeological studies for the Zafranal Mining Project - Arequipa. (March-December 2017).Position: Supervising Hydrogeological Engineer. Coordination of field work; supervision of diamond and reverse air drilling, control of permeability tests; design, install, and develop piezometers; supervision of water injection tests; support in pumping tests; interpretation of data; support in preparing the report. It was achieved, the progress of the project, with adequate distribution of people.

Project: Maintenance of Drinking Water Treatment Plants and Construction of sanitation works, carried out for EMAPA, San Martin. (March - December 2016).Position: Engineer Geologist Hydraulic. Designing and supervising the installation of gravels and sand filters for potable water treatment ponds; control of sanitation works; Maintenance of wastewater pools. It was possible to optimize costs with appropriate distribution of personnel.

• Project: Environmental Impact Study, at the profile level, of the Río Cajas – Tayabamba – La Libertad Irrigation Project. (January-February 2016).Position: Field Geologist. Performing the recognition of the project area; executing the geological mapping in line of the irrigation canal; Preparation of the report on the evaluation of the physical, biological and socio-economic.

• Project: Geotechnical and Hydrogeological Study for the Pallancata - Ayacucho underground mine. (October-December 2015).Position: Geologist Engineer. Supervising the diamond drilling and the installation of piezometers and development the same; performing the recharge tests; taking water samples from piezometers; sample logging• Project: Geological and Environmental Study of the Santa Teresa II Hydro-Energy project, La Convention Province – Cusco. (July – September 2015).Position: Geologist Engineer. Performing the geological mapping and hydrogeological mapping of surface and groundwater sources; executing the spring and artificial sources inventory; performing the gauging in streams and rivers; taking the water sampling; executing the study of the hot springs; elaboration of the report; geological contributions were achieved for the client.• Project: Geological Study of the Dino mining project, Huancayo (April – May 2015).Position: Geologist Engineer. Performing the geological mapping in underground mine; executing the characterization of the rock mass in an old mine; geological support in carrying out the inventory of surface and underground water sources; report making.• Project: Geotechnical-Hydrogeological Study of the Contonga Underground Mine – Huaraz. (November 2014 – March 2015).Position: Geologist Engineer. Monitor work progress. Carry out mapping in karst areas; establish drills in the study area; supervise drilling; perform geotechnical logging; control and interpret permeability tests; design and install piezometers; It was possible to interpret field information for the conceptual model, and to prepare the report.

• Project: Geotechnical and Hydrogeological Study of the Votoramtin Metais Underground Mine, Bongará - Amazonas, (June – August 2013).Position: Field Geologist. Coordinating the execution of works and establish progress control processes; supervising drilling and permeability tests; running the geotechnical record of samples; supervision the install piezometers; performing register pits; supervision the pumping tests in the exploratory tunnel. It was possible to control the work program at established time.

• Project: Geotechnical – Hydrogeological Study of the Active Closure Plan, Julcani Underground Mine (January – February 2013).Position: Geologist Engineer. Control the perforations, perform the logging of samples; supervise permeability tests; design and install piezometers and prepare report.

• Project: Hydrogeological study for subterrain water in Graton Tunnel, Yauliyacu Mine. (June - September 2012).Position: Supervisor Geologist. Coordinate safety processes for tunnel work; inspect work area; supervise exploratory drilling in the tunnel; control of permeability tests; identify geological structures; prepare report; as achieve. Geological contributions on groundwater catchment were provided.

• Project: Geotechnical study for the water and tailings dams of the Chucapaca” Moquegua mining project. (May – September 2011).Manage the work to be done with the contractor; supervise permeability tests; sample logging; assessment of the rock mass; design the piezometers; register the pits; give safety talks; Process information to report.• Project: Geotechnical – Hydrogeological Study, for tailings dam, dock and processing plant, Galeno Project - Cajamarca. (June 2010 – April 2011).Coordinate the works; supervise drilling and permeability tests and interpret data; execute the hydrogeological - geotechnical logging; design piezometers and supervise installation; support in geological mapping; supervise the execution of geotechnical tests; perform the Soil analysis in pits, coordinate with field leader.• Project: Geotechnical study for the tailings dam of the Quechua Mining Project "Espinar - Cusco (Feb. 2010 – May. 2010). Manage jobs; expose security issues; supervise geotechnical and hydrogeological works; interpret permeability tests; design, install and develop the piezometers; make the geotechnical record of test pits; report progress; as achievement, I gave solution in piezometer installation difficulties; I had staff in charge.

• Project: Geotechnical study of the water dam of the Quellaveco - Moquegua Project. (June – September 2009).Manage and supervise the works; execution of geomechanical mapping on projected slopes for the dam reservoir; use of Dips and Excel programs; supervise diamond drilling; control the permeability tests; design and install piezometers; perform geotechnical logging. It was possible to implement a database for the developed geomechanical mapping.

• Project: Geotechnical Feasibility Studies for the water and tailings dams of the Las Bambas mining project (December 2008 - March 2009).Position: Geotechnical Engineer. Coordinate the works; supervise geotechnical drilling, and support hydrogeological work; carry out geotechnical logging; design and control installation of piezometers; control permeability tests and interpret information; control geotechnical tests; support in geological mapping.• Project: Geotechnical study for the tailing dam of the Cerro Verde Mine - Arequipa. (May – November 2008). Position: Geotechnical Engineer. Manage the work to be done; supervise permeability tests; perform sample logging; obtain samples for rock tests; supervise installation of piezometers; inform the progress of the work.

Geotechnical study of slopes Km.104 + 900 and Km.119 + 100, of the South Interoceanic highway section San Antón, Macusani - Puno. Coordinate the works; supervise drilling on slopes; perform geological mapping in karstic areas; design and supervise the installation of piezometers; geotechnical logging; prepare report; staff in charge.

• Project: Geotechnical study of slopes of the South Interoceanic highway, section San Antón - Macusani, Puno. (October - December 2007).Position: Geotechnical Engineer: Coordinate with the Odebrecht Company; drilling supervise; carry out mapping in karst areas; design and supervise the installation of piezometers; perform geotechnical logging; prepare report.• Project: Geotechnical study of the North Interoceanic highway, section Olmos - Corral Quemado (August - October 2007).Position: Geotechnical Engineer. Supervise the perforations on slopes, and areas road slides; control of soil resistance tests.• Project: Soil study for the South Interoceanic highway, San Gabán-Macusani section. (June - July 2007).Position: Geotechnical Engineer. Supervise the drilling platforms; enforce work processes; conduct studies using ASTM D 2487 and ASTM D 2488 standards; reconnoitre terrain through SPT, Conopeck and Shelvy geotechnical tests; prepare report.• Project: Geotechnical study, tailings dam, Sinaycocha Mine (May 2007).Position: Geothechnical Engineer. Supervision of drilling at the tailings dam; reconnoitre terrain through of tests (Conopeck, SPT), and permeability tests.

• Project: Oriented Drilling Program for the Geological and Geotechnical Study, Tantahuatay II Project - Cajamarca (March - April 2007).Position: Resident Engineer. Coordinate with supervision the work to be carried out; control the logistics of the company; support the supervision and execution of field work.

• Project: Soil study for the South Interoceanic Highway, Marcapata - Quincemil Section (December 2006 - March 2007).Coordinate the construction of drilling platforms. Carry out the soil study, evaluate the rock through diamond drilling on both bridges and pontoon margins.• Project: Soil study, Puente Carrasquillo, Morropon, Piura (November - December 2006).Coordinate the diamond drillings, and soil resistance tests (SPT, Conopeck), in pile foundation areas. Report making.• Project: Geotechnical study for the Sinaycocha Mine tailings dam. (August - November 2006).Drilling supervision; control of soil permeability and resistance tests; sample logging; install Casagrande type piezometers; determine the density by replacement method; record the permeability in pits; prepare report.

Support as a practitioner, in carrying out the following tests at rocks: simple compression, point load, direct shear, indirect traction, triaxial compression, determination of elastic properties and physical properties; sample preparation, digitalization of data obtained from tests to Excel to perform calculations and determine values.