Angel Johan Tabata Email & Phone Number

Peru

Perú

I worked as CQA supervisor for the project "Regrowth of the Tailings Dam at 4135.00 m a.s.l. of the Antamina Mining Company ”. In charge of quality assurance of slope support works (Installation of anchor bolts, shotcrete, Installation of Dynamic Barriers) • Earth movement and cuts of slopes • Construction of containment dikes • Review and approve procedures Quality, Quality Dossier issued by the contractor • Issue management documents (SVR's and / or NCR's)

Provincia De Lima, Peru

I worked as CQA Supervisor of Geotechnical Instrumentation of the Project "Regrowth of the Tailings Dam at level 4135.00 m above sea level of the Antamina Mining Company". In charge of:Supervise Geotechnical Instrumentation Installation • Review and Approve installation procedures • Perform periodic monitoring of Geotechnical instrumentation • Coordinate with the Client and the contractor company Geotechnical Instrumentation installation works • Review plans and Quality Dossier regarding the installation of Geotechnical instrumentation Presented by the contractor company.

Provincia De Lima, Peru

Supervisor of geotechnical and structural instrumentation in the Tunnel Construction project for Line 2 of the Lima Metro.

Perú

I worked as Instrumentation and Geotechnical Monitoring Supervisor at the Cerro Corona Project, Goldfields La Cima. Among my main functions:Manage the geotechnical instrumentation installed for monitoring in the tailings dam, pit and waste material deposits of the project • Installation and monitoring of: Casagrande-type and vibrating wire piezometers, inclinometers, Settling cells, Accelerometers • Regrowth of piezometers and inclinometers.

Provincia De Cajamarca, Peru

I worked as Instrumentation and Geotechnical Monitoring Supervisor at the Cerro Corona Project, Goldfields La Cima. Among my main functions:Carry out inspections taking as a reference the potential failure modes and the surveillance programs defined for the project • Manage the geotechnical instrumentation of the project: data reading, collection, collation and systematic storage for the issuance of reports that included recommendations aimed at an acceptable operation , calibration and maintenance of measuring instruments and equipment • Identify and report anomalous behaviors of the instruments installed in the Tailings Dam areas and surroundings in order to report in a timely manner and control measures will be implemented.

Quito, Ecuador

Engineer of the technical department of geotechnics and geology, providing technical support in different geotechnical and geology projects.

Quito, Ecuador

I participated in different geotechnical consulting projects in different provinces of Ecuador developing geotechnical and seismic risk studies for various projects.

Bolívar, Venezuela

I worked as a consultant in the area of geotechnics conducting various geotechnical studies for the design of foundations as well as seismic hazard studies for various Engineering projects in different regions of the country

Maturín, Monagas, Venezuela

Contracted in the form of professional fees, serving in writing technical reports and advice for land planning exploratory field campaigns, in which:- Developed spreadsheet that allowed optimizing the processing time of the data from laboratory and field.- Developed geotechnical reports associated with the project "Studies of soils in operational areas of San Gas production I took (12 reports in total).- Perform calculations of foundation design and flexible pavements.- Generated constructive for the design of foundations, design of pavements and earthworks recommendations.- Attend technical meetings with the bargaining unit (Petroleos de Venezuela SA).- Advised in the area of geotechnics to MAFRAN Projects.

Anzoategui, Venezuela

I worked as geotechnical field coordinator in the project "Soil Study and Geotechnical Management in Junín Early Production Surface", which was divided into four field acquisition activities: Geotechnical Surveys, Open-pit Excavations (Calicatas), Down-type drilling seismic hole and electrical resistivity measurements.

Guiria, Sucre, Venezuela

Project: Geophysical Study for the construction of a Liquefied Natural Gas plant for PDVSA.I was in charge of Supervising and controlling the data acquisition activities of Microtremor Refraction, environmental noise, Gravimetry, electrical resistivity, Refraction 2D Seismic data.

Maturin, Monagas, Venezuela

I participated in different projects being in charge of the Supervision of geotechnical exploration works • Supervision of soil mechanics tests • Preparation of geotechnical reports • Preparation of seismic hazard studies for various projects • Quality control of soils and concrete