ZER Geosystem Perú

Analysis of physics slope stability in tailings deposit Espesador Antiguo.

Source: ZER Geosystem Perú S.A.C

Geophysical studies for tailing dam expansion.

Source: ZER Geosystem Perú S.A.C

Study of soil mechanics with foundation as well as exploratory purposes in order to expand the Ilo 21 coal power plant energy node system.

Source: ZER Geosystem Perú S.A.C

Assessment of ground conditions and recommendations for Defining Parameters of the Hydroelectric Belo Horizonte.

Geophysical exploration of ground by measuring surface waves by using Multichannel Analysis of Surface Waves (MASW) and Microtremor Array Measurement (MAM) methods through which power of the layers was determined with the interpretation of shear S wave (Vs) speeds of the materials conforming the ground.

Geophysical exploration by electrical methods which consisted in conducting field exploration by tomography power, by which the variation of physical property called electrical resistivity was obtained regarding the length and depth of a specific area.

The geophysical exploration determined the propagation velocity of Vs of land in the study area using MASW tests and MAM which allow to obtain dimensional profiles of Vs waves.

Source: ZER Geosystem Perú S.A.C

Conduct field exploration by geophysical soundings using seismic and electrical methods, as part of the project: "Geophysical Research Palo Redondo dam - Stage III Chavimochic Special Project ".

The geophysical evaluation was performed by ground exploration using seismic refraction testing and electrical tomography testing, whereby the power of the layers was determined following the interpretation of P wave (Vp) velocities and the resistivity values respectively.

Further tests following Multichannel Analysis of Surface Waves (MASW) methods and Microtremor Array Measurement (MAM) were performed to obtain a velocity profile of S waves (Vs), the same that allow to properly calibrate seismic refraction lines executed. These tests allow to analyze dynamic and electrical subsurface properties getting seismic profiles as well as electrical bidemiensional profiles.

Seismic geophysical exploration was carried out in order to determine the propagation velocity of Vp and the propagation velocity of the Vs of the study area, by testing surface seismic refraction by measuring Vp and MAM and MASW tests for profiles Vs waves, values ​​that will let determine the thicknesses of the layers in the area and the dynamic soil parameters.

Source: ZER Geosystem Perú S.A.C

Reception, storage and shipping of Minerals system at Bahia Islay.

Source: ZER Geosystem Perú S.A.C

Geotechnical studies to assess the geotechnical characteristics of foundation soil in the area where the Mega Plaza project is located in the city of Huaral, studies to analyze and calculate the design of foundations of structures projected.

The geotechnical study has been done through field exploration and laboratory testing, which will enable to obtain the stratigraphic profile of the study area, the allowable load capacity and allowable levels settlements.

Source: ZER Geosystem Perú S.A.C

Field exploration by geophysical seismic soundings in the area where buildings near Chinchero International Airport and the Cantera Rachi would be located.

The geophysical evaluation consisted in conducting field exploration by Multichannel Analysis of Surface Waves (MASW) and Microtremor Array Measurement (MAM) test through which the power of the strata was determined with the interpreting S waves speeds of materials forming the ground.

The geophysical exploration was carried out in order to determine the propagation velocity of S waves (Vs) on the survey area by using MASW and MAM methods. Profiles of S waves values ​​were obtained letting determine the thickness of the layers in the area where buildings will be located in Chinchero International Airport.

Source: ZER Geosystem Perú S.A.C

Geophysical study using Bidimensional Electric Tomography, GPR, MASW and MASW-2D methods for regrowth of tailings deposit No 3".

Geophysical ground exploration conducted through Multichannel Analysis of Surface Waves (MASW) and two-dimension (MASW 2D) methods, through which the power of the layers was determined following the interpretation of S waves (Vs) speed of the material which forms the ground.

The geophysical evaluation also involved field exploration through electrical tomography tests from which resistivity values ​​of the area were determined to visualize the electrical properties of the subsurface.

Vs waves propagation velocity calculation in the study areas by executing MASW tests which enable obtain one-dimensional profiles of Vs and 2D MASW tests for obtaining two-dimensional Vs profiles.

Determining resistivity values ​​of land in the study area by testing electrical tomography.

Fuente: ZER Geosystem Perú S.A.C

The objective is the development of the definitive study at technical level for the construction of Pachitea bridge and respective access.

The Pachitea bridge is 356m long, has a 14.25m wide board, a constant depth along the entire length of the bridge and extradosed stiffening, forming four pairs of rigid steel straps with a troncopiramidal section, two of them sustaining the main span of 180m and the other two, anchored to the side spans of 88m span.

The cross-section comprises two longitudinal side drawers to which straps are attached, with 3.5m thick, 1.3m wide, interconnected by transverse beams separate each 4m, with variable depth from 0.82m to 1m.

Source: ZER Geosystem Perú S.A.C

Geophysical assessment by Seismic Refraction, Multichannel Analysis of Surface Waves in Two-Dimensional Arrangement (MASW 2D) and Electric Tomography Bidimensional as part of the project "Geophysics Jobs in Phase 0 of Leach Pad.

The evaluation consisted in geophysical exploration procedure of field trials by seismic refraction, MASW 2D through which the power of the layers and the interpretation of speeds P (Vs) waves and S (Vs) waves were determined besides the evaluation of dynamic parameters within the field.

The geophysical evaluation also involved conducting field exploration by tests of electrical tomography, whereby the values ​​of resistivity and chargeability of the area were determined to visualize the electrical properties of the subsurface.

Seismic geophysical exploration was carried out in order to determine the velocity of propagation Vp and Vs of ground in areas of study by testing surface seismic refraction.

Source: ZER Geosystem Perú S.A.C

Geophysical survey for Seismic refraction and Multichannel Analysis of Spectral Waves (MASW) methods for both Pampa de Pongo and Sombrerillo substations as well as for the respective port.

Source: ZER Geosystem Perú S.A.C

Geophysical evaluation of the project "Study of Mechanical Rocks - Cyclone Relocation Project Phase II", which is within the mining operation SM Cerro Verde.

Geophysical exploration were conducted of the ground by Seismic Refraction, Multichannel Analysis of Surface Waves (MASW) and Microtremor Array Measurement (MAM) methods, by which the power of the layers was determined along with the interpretation of speeds P waves (Vs) and S waves (Vs) of materials and evaluation of dynamic parameters that form the soil foundation.

Geophysical exploration was carried out in order to determine the velocity of propagation of Vp and Vs in areas of study by testing surface seismic refraction with measurement of P waves. MASW and MAM tests were executed to obtain S-wave profiles, values ​​that will determine the thicknesses of the layers within the areas under evaluation.

Source: ZER Geosystem Perú S.A.C

Work performed in the field, laboratory results and geotechnical assessment of soil conditions to analize Slope Stability and Design Foundation of Mega Plaza Mall in Huaraz, Ancash, Peru.

For these purposes exploration works were performed by excavation of test pits and trenches.

The present study determine the depth of foundation and allowable load capacity of shallow foundation elements. Also, since the project structures are near a slope, there is a need to assess slope stability before and after construction.

Source: ZER Geosystem Perú S.A.C

Analysis of the physical stability of reinforced soil retaining wall located in the area of ​​primary crusher within the Toquepala project.

The analysis of the physical stability is based on information from results of laboratory tests made by JJC General Contractors SA and parameter information of the wall by Freyssinet Tierra Armada Peru SAC who undertook the analysis and design of the wall of reinforced soil.

The present study aims to verify the physical stability of reinforced soil wall and the stresses and strains that occur in the soil foundation, for this purpose a Geotechnical finite elements algorithm was used.

Source: ZER Geosystem Perú S.A.C

Geophysical and geotechnical assessment of ground conditions and recommendations for foundation design of a 03 levels and 04 basements for parking building, to be constructed in the Independencia district, Lima, Peru.

For these purposes and in accordance with the coordination made ​​with Proyecta Ingenieros Civiles SAC, fieldwork covering geophysical and geotechnical explorations were conducted. Based on the information cabinet work was performed.

This study aims to determine the depth of foundation and allowable load capacity of the elements of shallow foundations for the respective building as well as proposing recommendations for cut slope stabilization during construction of the work.

Fuente: ZER Geosystem Perú S.A.C

Analysis of physics slope stability in tailings deposit crusher. San Pedro De Coris - Churcampa - Huancavelica.

Source: ZER Geosystem Perú S.A.C

Technological improvements in ore transport system to Toquepala concentrator plant and new mine workshops. Geophysical exploration by seismic refraction methods Multichannel Analysis of Surface Waves (MASW).

Source: ZER Geosystem Perú S.A.C

Activities undertaken to assess the geotechnical characteristics of foundation soil of the area where Mega Plaza project is located in the town of Barranca, as well as analyzes and calculations to design foundations of structures projected.

Determine: The physical-mechanical characteristics of foundation soil, inferred stratigraphic seismic profiles and soil profiles, design of the foundation and bearing capacity estimation of the proposed settlement based on projected structures.

Source: ZER Geosystem Perú S.A.C

Geotechnical studies to evaluate the characteristics of soil foundation in the area where the Mega Plaza project is located in the city of Chincha Alta, analysis and calculations of design foundations of structures projected.

Geotechnical exploration were done through field exploration, geophysical tests and laboratory tests that allow to obtain the stratigraphic profile of the area of study, evaluate allowable load capacity and allowable levels of settlements.

Fuente: ZER Geosystem Perú S.A.C

Geophysical exploration of ground by measuring surface waves by using Multichannel Analysis of Surface Waves (MASW) and Microtremor Array Measurement (MAM) for the area on which a bridge will be built following detailed engineering studies of Camana – detour Quilca – Matarani – Ilo - Tacna.

Works executed for Alpha Consult company.

Source: ZER Geosystem Perú S.A.C

Testing and measuring refraction seismic shear waves (MASW) within the premises of the Cerro Verde mine.

The aim of the study was to determine the seismic profiles of the materials that make up the study area and to determine the wave velocities. This information allowed us to determine the strength of the surface layers of materials, the depth to which find bedrock and dynamic parameters of these materials.

Source: ZER Geosystem Perú S.A.C

Elaboration of seismic hazard study for Antapaccay mine.

Source: ZER Geosystem Perú S.A.C