CURRÍCULUM VITAE Mauricio H. Arias Rivas Ingeniero Civil Eléctrico HISTORY Participate, as client representative, design engineer, discipline lead or PEM, in iron ore, steel plants, cellulose, and cooper projects, include construction and start up supervision, as follow. Engineering (E) and Construction (C) with (Company) in: By Sociedad Contractual Minera Sierra Gorda SG SCM, Sierra Gorda cooper Project, Detailing Engineering, Client Electrical Lead, Consultant Fluor (Actual) (E). By Bechtel to BHPB/HUB, Oxide Leach Area Project, combined Definition/Execution phase study, Project Engineer Manager (E) (Bechtel) As Client by VCP Codelco / Division Andina, Phase II Project Definition Phase Study, Senior Electrical Specialist, responsible for the quality of design, schedule and budget, customer representative (Codelco) to the consultant Fluor.(E) (Minproc/Amec) By to AMSA / Antucoya Project, Electrical Lead/Deputy PEM Selection phase, responsible for the design, electrical studies, single line diagrams, technical specification and bid evaluation of major electrical equipments, CAPEX, and discipline supervision.(e) (HATCH) Energy Office, Functional Electrical/Instrumentation Lead, Vancouver Canada, in charge of discipline administration, and project QA/QC supervision.(e) Electrical and Instrumentation Lead, New Desalination Plant Basic Engineeering to Minera Escondida BHP Billiton (E) (HATCH/Black & Veatch). Electrical Lead, Modificación Circuito de Pebbles EPCM to Sociedad Contractual Minera Candelaria Phelps Dodge (E) (HATCH). Electrical and Instrumentation Lead, Veladero Mine Engineering of Details in order to increase the capability of the plant from 52 ktpd to 85 ktpd Barrick Gold (E) (HATCH). Electrical Lead, Río Blanco Feasibility Study Copper Concentrator Plant 75 ktpd Zijin Minerals Group Co.,Ltd. (E) (HATCH). Electrical Lead, El Morro Feasibility Study Copper Concentrator 85 ktpd Xstrata (E) (HATCH). Electrical Lead adjoint, Planta Magnetita Iron Ore Concentrator, 3.500Mtpy, Hierro Atacama CMP (E) (ARA). Electrical Lead, Planta Tratamiento en Pilas Copper Crusher and Leaching 30 ktpd Codelco (E) (Bechtel Ara). Resident Engineer, Escondida Phase IV Project Copper Concentrator 110 ktpd BHP Billiton (E C) (Bechtel). Engineer, Toquepala Copper Crusher and Leaching Expansion Project Southern Perú (E) (Bechtel). Engineer, Cerro Matoso Nickel Plant Expansion Project BHP Billiton (E) (Bechtel). Engineer, Planta Mineral Baja Ley Disputada Electrowinning Anglo American (E) (Bechtel). 1
Engineer, Resident Engineer, Los Pelambres Copper Concentrator 85 ktpd Antofagasta plc (E C) (Bechtel). Engineer, Collahuasi Copper Concentrator and Electrowinning Xstrata (E) (Bechtel). Engineer, El Abra Copper Electrowinning Phelps Dodge (E C) (Bechtel Ara). Engineer, Planta Santa Barbara Copper Electrowinning Mantos Blanco (E C) (Bechtel Ara). Engineer, Field Engineer, Planta Celulosa Licancel Cellulose Plant Celulosa Arauco (E C) (Ara). Engineer, New line of rolling bar mill Steel Plant Modernization Cia Siderurgica Huachipato (CSH) Chile, Know How of DANIELI (E C) (CSH). EXPERIENCE SUMMARY NEXUS to Quadra Mining FNX Sierra Gorda Project, Electrical EGS, Cecilia Badilla/Mario Moya Sierra Gorda Project Client representative like Electrical Lead: Detailing Engineer Consultant FLUOR. Bechtel BHPB HUB team, Electrical EGS and Project Engineer, Mike Pratt/Carlos Soriano/Hector Gonzalez/Jose Luis Cousiño HUB project Studies to BHPB/MEL project like: PEM to Camp 5400 Expansion Project, Definition/Execution phase. PEM to Oxide Leach Area Project. As Client by VCP Codelco / Division Andina Andina Phase II Project Definition Phase Study, Senior Electrical Specialist, Álvaro Ross. Senior Electrical Specialist Definition Phase Andina Phase II Project Study, responsible for the quality of design, schedule and budget, customer representative (Codelco) to the consultant Fluor. Antucoya Project, Electrical Lead/Deputy PEM Selection phase, AMSA, Jorge Lienlaf Electrical Lead/Deputy PEM Selection phase, responsible for the design, electrical studies, single line diagrams, technical specification and bid evaluation of major electrical equipments, CAPEX, and discipline supervision Energy Functional Electrical and Instrumentation Lead. Energy offices, Vancouver Canada, Mike Ghosh / Greg Fauquier Energy Office, Functional Electrical / Instrumentation Lead, Vancouver Canada, in charge of discipline administration, and project QA/QC supervision. New Desalination Plant Basic Engineering Study in order to implement a desalination Plant of 3200 liters/seconds Escondida BHP Billiton Andres Cademartori Lead Electrical & Instrumentation Engineer. Basic Engineering of New Desalination Plant of 3200 l/s that s include four high pressure pump station. That s means extra larger motors pumps system with four substation of 85 MVA ONAN with two 220 kv GIS yard by pump station, new overhead line of 220 kv 150 2
km. Escondida Phase V Conceptual Study to BHP Billiton Antonio Arellano / Leonardo Hermosilla Off Project Review. Revision of Drawings, Specifications, Design Criteria and final inform of the Conceptual Study. Veladero Mine Engineering of Details in order to increase the capacity of the plant from 52 ktpd to 85 ktpd Barrick Gold Andres Cademartori Lead Electrical & Instrumentation Engineer. Detailing Engineering of expansion plant of the existing ore crushing system with the implementation of a second crushing circuit. Modificación Circuito de Pebbles EPCM to Sociedad Contractual Minera Candelaria Phelps Dodge, Guillermo Nalli/Nelson Rodriguez Lead Engineer. Engineering of Details to improve Pebbles Circuit of Concentrator Plant. Estudios de factibilidad Aducción Agua SCM El Abra Antonio Arellano/ Mario Marchese Lead Engineer. Feasibility study Project Adduction Water to Contractual Society El Abra Plant (SCM El Abra) for Phelps Dodge. Technical economical study for the evaluation of alternatives of additional fresh water provision to its processes for SCM El Abra. El Morro Project, Feasibility Study Antonio Arellano/ Leonardo Hermosilla Lead Engineer. Prefeasibility Study El Morro Project for Xstrata Cooper concentrator plant 85.000 tpd. Rio Blanco Project Pre Feasibility Study Antonio Arellano/ Boris de Vries Lead Engineer. Prefeasibility Study Río Blanco Project for Mínera Majaz S.A. Cooper concentrator plant 75.000 tpd. Planta Magnetita,, Project for Compañía Minera del Pacífico CMP. O. Mancilla / J. Lozano (ARA) Detail Engineering. Iron ore concentrator plant 3.500.000 tpy. In charge of all electrical Technical Specification, Technical Evaluation. Issue Single line diagram and Schematics, coordination of layout design. 3
Bechtel ARA Planta Tratamiento de Minerales en Pilas, for Codelco. J. Rios (ARA) / R Herrera (Bechtel) Detail Engineering. Leaching Plant 30.000 tpd cooper mineral. In charge of Technical Evaluation of electrical drives to primary crusher, overland and in plant conveyors, agglomerations drums and in charge of this purchase orders as Electrical Engineers. Issue of purchase order of Main substation 110/13,8 kv, medium and low voltage Switchgears, MCC, frequency drives etc. Bechtel ARA Leaching Dump Project Toquepala Southern Peru Copper Corporation C. Zamorano (Bechtel) Discipline Leader (a) Detail Engineering. Leaching Plant. In charge of Technical Evaluation of electrical drives to primary crusher, overland and in plant conveyors. Review and issue of single line diagram and schematics. Bechtel ARA Planta Tratamiento de Minerales en Pilas Project, for Codelco. L. Baeza / Brian Lee (ARA) / Basic Engineering. Leaching Plant 30.000 tpd cooper mineral. In charge of Technical Evaluation of electrical drives to primary crusher, overland and in plant conveyors, agglomerations drums. Main substation 110/13,8 kv. ARA Improvement Santa Fe Plant, Project,, for CMPC Inc. O. Mancilla (ARA) /Detail Engineering. Production improvement of 20% and improvement of dry cellulose performance. In charge of Technical Specification, Main Single line Diagram, Equipment Quotation to buy using client acquisition system. Bechtel ARA Planta Tratamiento de Minerales en Pilas Project, for Codelco. L. Baeza/Brian Lee (ARA) /Basic Engineering. Leach Plant 30.000 tpd cooper mineral. In charge of Technical Specification, Main Single line Diagram, Equipment Quotation to include cost in preliminary budget. Bechtel Sigdo Koppers (BSK) Fase IV Escondida, Project, for BHP Billiton R. Güarini (SK) / C Zamorano (Bechtel) Field Engineer Assigned to Mine Area, responsible for equipment reception, construction issued and contracts review. field design and 4
Bechtel Sigdo Koppers (BSK) Fase IV Escondida, Project,, for BHP Billiton.C. Aguilera/ Jeremy Scott (Bechtel) Resident Engineer Assigned to Supervise all high and medium voltage substation, responsible for equipment reception, design and construction issued. Bechtel Sigdo Koppers (BSK) Fase IV Escondida, Project,, for BHP Billiton. C Zamorano (Bechtel) Field Engineer Assigned to Concentrator Area, responsible for equipment reception, field design and construction issued, contracts review, and Setroute supervision. Bechtel Ara Joint Venture Bechtel Chile Recuperación de Cobre en Mineral de Baja Ley, Los Bronces Project,, for Disputada Las Condes EXXON Mine division L. Baeza / Brian Lee ( ARA ) SX EW Plant, Design, Single Line Diagram 66 15kV, Short Circuit Study, Load Analysis, Equipment List, Issue Specification of main equipment, quotation, technical evaluation and issue Purchase order. Checker of schematics and design drawings. Bechtel Chile Cerro Matoso, 59000 ton/year Expansion Project, Bechtel ( BH) Joint Venture, Bill Cheung ( BECHTEL ) Ferronickel Smelting Facility, in charge of Primary crusher, Stacker modification, Ore Reclaim and distribution, Dryer Feed Conveyor Electrical Design and Setroute Supervisor. Design check of all electrical design drawings. Bechtel ARA Joint Venture Bechtel Chile Recuperación de Cobre en Mineral de Baja Ley, Los Bronces, Project,, for Disputada Las Condes EXXON Mine division L. Baeza/B. Lee ( ARA ) SX EW Plant, Design, Single Line Diagram 66 15kV, Short Circuit Study, Load Analysis, Equipment List, Issue Specification of main equipment, quotation and technical evaluation. Bechtel Chile Los Pelambres, Project Jobsite Los Pelambres, Chile P. Downing / J. Andonaegüi ( BECHTEL ) Field Engineer Assigned to Concentrator Area, responsible for equipment reception, field design and 5
construction issued, contracts review, and Setroute supervision. Bechtel Chile Los Pelambres, Project R Wettke / M. Rodriguez ( BECHTEL ) Control System Design to Concentrator Area, assigned to SAG and BALL Mills Control system design. Electrical Layout design, Setroute Supervisor to concentrator area. Bechtel Chile Collahuasi, Project Claudio Zamorano ( BECHTEL ) Designer Engineer Electrical Layout Leader, responsible of Concentrator, Primary Crusher and Port Design. Layout, E Room, Raceway, underground design. SCM El Abra El Abra, Project Jobsite Calama, Chile Mike Pratt ( BECHTEL ) Lead Resident Engineer Lead Electrical Engineer, responsible for field design and construction issued, As built drwg, Engineer in charge of SETROUTE program update. Joint Venture Bechtel Ara El Abra, Project Jobsite Calama, Chile Mike Pratt ( BECHTEL ) Lead Resident Engineer Lead Electrical Engineer, responsible for field design and construction issued As built drwg, Engineer in charge of SETROUTE program update. Joint Venture Bechtel ARA El Abra, Project Juan Ríos / E. Pimentel (ARA) Electrical Layout Engineer, responsible of SX EW Area. Electrical Layout E Room, Raceway, underground design. Joint Venture Bechtel Ara Santa Barbara SX EW, Project Lucas Baeza / Brian Lee ( ARA ) Single line diagram, Control system design, Layout E Room, Raceway, underground design Engineer responsible of SX EW Area. Joint Venture ACI LURGE Modernización Planta Fundición Ventanas Oscar Mancilla ( ARA ) Single line diagram, Equipment specification, Equipment quotation, design criteria, 6
Ground grid design, short circuit study. Arze Reciné Ingenieros Consultores ( ARA ) Planta Celulosa LICANCEL Jobsite Curico, Chile / Juvencio Lozano ( ARA ) Lead Resident Engineer Leader Electrical Resident Engineer, responsible for field design and construction issued to field of design review and as built drawing. Arze Reciné Ingenieros Consultores ( ARA ) Planta Celulosa LICANCEL / Lucas Baeza ( ARA ) Lead Engineer Single line diagram, Control system design, Layout E Room, Raceway, underground design Leader Electrical design of water treatment Area. Compañía Siderúrgica Huachipato ( CSH ) Jobsite Talcahuano, Chile Ulises Tapia/Hugo Castro T. ( CSH ) Lead Resident Engineer 1. Construction and Start Up new line of rolling bar mill. 2. Construction and Start up of New Continuous slab casting mill. 3. Review of design Engineering, Construction, Start up of pre heater ladle 100 Ton to Continuous slab casting. 4. Start up rectifier unit of 1.25MW, 250Vdc. IRB y Cía. Ltda. Renato Becker ( IRB ) Lead Engineer 1. Study of 25 kv Electrical distribution system to Compañía Siderúrgica Huachipato (CSH) Respect to add load of Coke Plant, Continuous slab Casting, new Cold Mill, bar mill. Voltage regulation, level of Icc, Reactor specification. 2. Detail engineering and installation of Trolley Phone FEMCO at discharge freight platform to CSH. 3. Technical and economical study of electrical distribution system of Linares City Vll Region Chile. 4. Feasibility study to Pb/Zn Concentrator plant at Bolivia in charge of RTZ. 5. Detail engineering of new rolling bar mill to CSH. Compañía Manufacturera de Papeles y Cartones S.A. Planta Laja ( CMPC ) Concepción, Chile Ivan Kurte ( CMPC ) Compañía Siderúrgica Huachipato ( CSH ) Jobsite Talcahuano, Chile Professional / Felamir Bravo ( CSH ) Electrical Software to Power Flow Analysis, Voltage regulation, Start of high power motors, Harmonic Study. EXPERIENCE SUMMARY Universidad de Concepción, Chile. Ingeniero Civil Eléctrico 7
Engineer Computational model of a mill dressing, sight from the electrical drive. Feasibility study to assign reactive using existing plant active rectifier. 8