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Copyrights © 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights © 2008 by CODELCO-CHILE. All Rights Reserved. El El Teniente Teniente overview overview November, 2010

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  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    El El TenienteTeniente overviewoverviewNovember, 2010

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Copper production

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    PrivatesCodelco

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  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 3

    Codelco - overview Geological Resources: more than 307 million tonnes of fine copper.

    Ore Reserves: 113 millions tonnes of fine copper.

    Six operative divisions: Codelco Norte, Gaby, Salvador, Andina, Teniente and Ventanas (Smelter).

    Copper and Molybdenum

    Production - 2009 Copper: 1.7 millions metric tonnes fine copper per year Molybdenum: 21 thousand metric tonnes per year

    Cash Cost- 2009 93.9 dollars cent per pound

    Profits 2009 4,069 millions dollars

    Workers-2009 19,335 Company employees22,386 Contractors employees

    Safety-2009 2.42 Frequency rate index 120 Severity rate index

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    El Teniente

    4

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 5

    El Teniente Iocation

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 6

    El Teniente - overview One of the largest copper deposits: more than 111 million tonnes of fine copper in

    geological resources

    The biggest underground copper mine, In operation since 1906

    An integrated complex: mine-plant-smelter facilities

    Copper , molybdenum and sulfuric acid producer

    Current capacities Mine-Plant: 131,000 tonnes per day ore Smelter: 1.3 Mt/year concentrate

    Production - 2009 Copper: 404,035 fine metric tonnes per year Molybdenum: 5,179 metric tonnes per year Sulfuric acid: 1.1 million tonnes per year

    Cash Cost- 2009 81.8 dollars cent per pound

    Workers - 2009 5,152 Company employees6,291 Contractor companies employees

    Safety-2009 2.33 Frequency rate index152 Severity rate index

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 7

    1905 19751914 1922 19681967 1998 2010

    Comienza

    explotacin Sector

    Fortuna

    Inicia sus

    operaciones la

    Fundicin Caletones

    Se pone en

    marcha el Plan

    280 tmf/a

    Comienza la

    Construccin

    del Proyecto

    Nuevo Nivel Mina

    Desarrollo del

    Convertidor

    Teniente

    Comienza la

    ejecucin del

    PDT

    Produccin

    131.000 tpd.

    Al antiguo

    Establecimiento se le

    bautiza como Sewell

    1978

    Entran los

    primeros LHD a

    la mina.

    1970

    Comienza a operar

    el concentrador

    Coln

    El Teniente history - highlights

    Comienza la

    Construccin

    del nivel

    Teniente 8

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 8

    COPPER CONCENTRATE TOMARKET

    MOLYBDENUM CONCENTRATE TO MARKET

    ANODES

    FIRE REFINED COPPER

    CATHODES

    SULFURIC ACID

    PRODUCTS

    UG MINE

    BLOCK/PANEL CAVINGMINING METHOD

    SAN ANTONIO PORT

    PRODUCTS

    ROAD INFRASTRUCTURE

    EL COBRE HIGHWAY

    COLON PROCESSING PLANT

    SAG

    COMMINUTION & FLOTATION

    BALLMILL

    FUSION AND CONVERSION

    CALETONES SMELTER

    TAILINGS DISPOSAL SYSTEM

    LAUNDER (CONCRETE CHANNEL) CAREN TAILINGS DISPOSAL

    Business description

    WATER SUPPLY POWER SUPPLY

    SX-EW PLANT

    ACID WATER

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 9

    The southern and newest Porphyry Cooper Deposit in South America (4 to 7 My)

    Ore control for copper and molybdenum is related to porphyry intrusions and hydrothermal breccias

    Upper secondary enriched ore mined out

    High grade in Primary ore (compared to other porphyry copper deposits)

    Smooth vertical variations, high homogeneity of copper grade around 0.9 % CuT

    Copper grades remain approximately constant even down to depths of 1,600 masl.

    Mineralogically not complex, mainly chalcopyrite as main copper sulphide

    Geology

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 10

    Resources & reserves

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 11

    Mine Development

    Mine Development

    UndercuttingUndercutting

    ExtractionExtraction

    Caving ProcessCaving Process

    By:

    MiningMining Method

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 12

    Mining methodIsometric view

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 13

    MiningMine description

    Mechanized Panel Caving method

    Hard rock mining under high stress conditions

    Massive mining of Primary ore since 1980s

    Today six sectors running simultaneously allow El Teniente to reach an overall production of 131 kt/d

    Material handling through combinations of LHDs, Trucks-Trains-Crushers-Conveyors-Ore Pass to a main haulage system (Teniente 8 Railway haulage level)

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.CODELCO CHILE / DIVISIN EL TENIENTECODELCO CHILE / DIVISIN EL TENIENTE Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados 14

    PLAN MIXTOktpd %Cu

    Cuf

    Mina Subterrnea: Sectores Actuales y Proyectos (P) Nuevo Nivel Mina (incluye opcin a 180 ktpd en PND)

    T4 Sur

    Esmeralda

    Diablo Regimiento

    Pipa Norte

    Proyecto Estructural del Plan de Negocio

    Soporta la competitividad y continuidad operacional

    de DET en el largo plazo

    Inicio Produccin: 2017

    Reservas Norte

    Pilar Norte

    Dacita Project

    Pacifico Project

    Rajos Project

    Mine planRun off mine production

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Ao 2009

    Total rea abierta 289.500 m2

    Total rea nueva 2009

    Esmeralda

    Reservas Norte

    Teniente 4 Sur

    Diablo Regimiento

    Pipa Norte

    Sur Andes Pipa

    Production areas

    15

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    El Teniente - development activities

    16

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 17

    Main projects-miningDacitaProject

    New Mine LevelProject

    Rajo NorteProject

    Rajo Sur Project

    Pacifico Project

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 18

    Plant process - Coln facilities VOLVER

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 19

    Plant process Coln Facilities

    Flotation concentration process Two Primary crushers Two SAG mills 12 lines of standard ball mills Collective & selective Flotation

    Tailings transported by an 80km tailings channel to the Carn dam in the Alhue Valley Copper Concentrate transported by pipeline to Caletones and by trucks to Ventanas

    El C

    obre

    Roa

    d

    SX/EW PLANTSX/EW PLANT

    SAG SAG GrindingGrindingandand FlotationFlotation

    Tailing

    Tailing

    chan

    nel

    chan

    nel

    AdministrationAdministrationOfficesOffices

    FFCC T

    enie

    nte

    FFCC T

    enie

    nte

    88

    UnitaryUnitaryGrindingGrinding

    CrushingCrushingPlantPlant

    UnitaryUnitaryGrindingGrinding andand

    FlotationFlotation

    Source: Fly Top-Eye, february, 2005

    Minero Minero PowerPowersubsub--stationstation

    ThickenersThickeners

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 20

    Caletones smelterGeneral Description

    Smelting capacity ~ 1.3 Mt/y of copper concentrate

    Refined copper production: Anodes (60% of total)

    Clients: Ventanas, Codelco Norte Division, El Paso, Mexicana

    Fire Refined Copper (RAF) (40% of total) European market

    By-product: Sulfuric acid Mine activities in Northern Chile

    Internal use

    Fulfillment of environmental regulations

    Teniente Converter (CT): Technological Innovation used in Codelco Smelters. Exported to Thailand, Peru and Zambia

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 21

    Caletones smelter process

    TENIENTECONVERTER (2)

    CPS CONVERTER(4)

    Slag to Disposal

    Dryer(2)

    Copper Concentrate

    ANODEFURNACE (2)

    BLISTER COPPER 99.3 % Cu

    Slag

    SO2 Acid Plant

    (2)

    White Metal...............

    ........ ..............

    ANODES99,7 % Cu

    FIRE REFININGFURNACE (3)

    ..

    SLAG CLEANINGFURNACE (4)

    RAF COPPER99.9 % Cu

    Sulfuric Acid

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 22

    N

    Power supply

    .El Teniente

    SING

    SIC .

    .

    ..

    ..

    .. SewellMinero SubstationEL TENIENTE

    MINE

    COLON PLANT

    Coya

    CALETONES SMELTER

    RANCAGUA

    TransferStation

    Los Lirios

    Candelaria

    Pangal

    Long Long TermTerm ContractContract SupplySupply 260 MW 260 MW ColbunColbun

    DemandDemand 245 MW245 MW

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 23

    Water supply

    Pangal River

    Blanc

    o River

    Cac

    hapo

    alRiver

    Flores

    River

    Paredes River

    SEWELL

    TTE R

    iver

    Coya R

    iver

    Cachapoal River

    Dam Sapos5.5 Mm3

    1,200 L/sCOLONCOLON(1.260 L/s)(1.260 L/s)

    CALETONES(125 L/s)

    250 L

    /s

    COYA

    Coya R

    iver

    Hydrologic Potential: 13,300 L/s

    Main Water Rights: 5,500 L/s (Consumables)

    Main Sources

    - Ro Blanco: 1,200 L/s

    - Coya System: 500 L/s

    - Drainages Mine: 300 L/s

    Consumption: Actual 1,425 L/s, Projected:1,.800 L/s

    Water Supply(Average Annual; 95% Exceeding Probability)

    Mine Drainages

    Consumption Centers

    Main Rivers

    Main Aduction Systems

    Main Pick Up Points

    Pump System

    New Plant

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 24

    Technological achievements Mine

    Controlled mining

    Pre and Advanced undercutting

    Preconditioning

    Remote controlled operations

    Semi-autonomous LHDs

    Automated railway haulage system

    Smelter Teniente Converter

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 25

    Safety Health & QualityManagement

    Health and Safety:

    OHSAS 18000 Certificate

    Reduction of global D-40 rate

    National Safety Council awards

    Quality:

    ISO 9001 Certificate in smelting andconcentrating processes (2002)

    National Quality Award

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 26

    Environment: ISO 14001 Certificate

    Gas emissions: Achievement of SO2, dust (pm10) and As

    regulations

    Solid Waste: Centralized solid waste, and slag handling

    facilities

    Liquid Waste Compliance with national regulations planned in

    2006

    Community: Pro OHiggins regional development Corporation

    Environmental Management andCommunity relationship

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 27

    Main milestonesPRODUCTION

    At131 kt/d

    SMELTING

    INCREASED CAPACITY 100% WHITE METAL

    PRODUCTION

    MINE

    RAJO SUR PROJECTSTART-UP

    MINE

    DACITA PROJECTSTART-UP

    MINE

    NLM PROJECT START-UP

    NEW PLANT

    CONCENTRATOR START-UP

    MINE

    NLM PROJECT at180 kt/d

    MINE

    PILAR NORTE PROJECT START-UP

    2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2017 2023 2024 2025 2026 2027 2028

    MINE

    PACIFICO PROJECTSTART-UP

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    El Teniente Capex2010 - 2034

    28

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 29

    Critical Factors of Success Business

    Prices evolution of critical supplies and services Impact in mine plan for present especial copper prices.

    Technical Rock-Mechanics issues (Rockbursts & collapses) Strong rock mechanics team knowledge / Prevention

    through seismic monitoring / Planning parameters andproduction/cave management

    Environmental More strict environmental regulations Environmental planning / Work with the environmental

    authorities and local communities

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    El Teniente El Teniente OverviewOverviewNovember, 2010

    End

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Explotacin por rajo abierto de las reservas ubicadas en la naciente de la Quebrada Diablo, al sureste del yacimiento y de la cavidad El Teniente, entre la cotas 2.720 y 3.140 msnm.

    Mtodo : Rajo abierto y procesamiento en plantas Sewell y Coln

    Reservas: 33,2 Mt @ 0,69% CuT (LC 0,4%CuT) Cobre fino: 224 ktmf Tipo mineral: 100% secundario Inversin total estimada: MUS$ 215,2

    (OOCC 2011, versin mayo 2010) Inicio obras tempranas: Ao 2010 Inicio produccin: Ao 2012 Capacidad diseo: 20 ktpd DIA con RCA autorizada

    Proyecto Rajo SurDescripcin General

    Estado Actual: Etapa prefactibilidad terminada y

    aprobada inversin obras tempranas.

    Hitos Principales

    JUN 09

    DIC 09

    ABR 11 MAR 12

    ABR 10

    Cierre Fase

    Pre-factibilidad

    Hito de Control

    API Obras Tempranas

    Aprobacin

    API Inversional

    Inicio

    Produccin

    SEP 10

    Inicio Construccin

    Obras Tempranas

    Inicio

    Pre-Stripping

    NOV 11

    Aprobacin Item 1

    API Factibilidad

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Reservas Conocidas: 37,6 millones ton. Ley media: 1,20% Cu / 0,017% Mo Tipo Mineral: 100% primario Produccin en Rgimen: 20.000 tpd rea a Hundir: 106.550 m2 Cota Piso Hundimiento: 2.120 msnm Dimensiones Aprox.: 200(a) x 500 (l) m2 Etapa Actual: Trmino Perfil Inversin Estimada: U$ 104 millones

    Proyecto de Explotacin que considera la incorporacin del sector Dacita a partir del ao 2014, ubicado al norte de la Pipa Braden y caracterizado por roca primaria del tipo prfido dactico.

    Proyecto DacitaDescripcin General

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Pacifico superior project

    PROYECTO PACIFICO SUPERIOR API T09E204 33

    PACIFICO SUPERIOR

    RAJO SUR

    RAJO NORTE

    RAJO PACIFICO

    EL PROYECTO PACIFICO SUPERIOR EN SU ETAPA DE PREFACTIBILIDAD CONSIDERA DOS OPCIONES DE EXPLOTACIN EXCLUYENTES ENTRE SI:

    RAJO ABIERTO.

    SUBTERRNEA EN COTA UCL 2320ESTAS OPCIONES ENTREGAN TONELAJE QUE

    PERMITE DAR FLEXIBILIDAD AL PND.

    EL PERODO DE EXPLOTACIN CONSIDERA 7 AOS

    (2015 2021).DESTINO DE MINERAL A PLANTA COLON VIA

    FFCC TEN 8.

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    COTA 2210

    COTA 1983

    Nv. ACARREO.

    BUZON

    NIVEL TRANSPORTE PRINCIPAL FFCC TEN 8

    A SUPERFICIE

    PIQUE TRASPASO

    3 m

    CAMION 50 t

    semiautomtico

    2

    2

    7

    .

    0

    OP 13 15 - 16

    1

    4

    0

    .

    0

    PLANTA COLON

    Pacifico Superior Open pit option

    PROYECTO PACIFICO SUPERIOR API T09E204 34

    RAJO

    MARTILLO

    PICADOR

    CAMION (91 t) / CARGADOR FRONTAL (17 yd3)

    BOTADERO

    COTA 2350

    PLATAFORMA.

    LASTRE MINERAL

    COTA PISO 2380

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    JUMBO

    REDUCCION

    MINI

    CARGADORMARTILLO

    PICADOR

    COTA 2304Nv. PRODUCCION

    COTA 2320

    Nv. HUNDIMIENTO.

    1

    2

    .

    0

    AREA FORZAMIENTO

    JUMBO

    EMPERNADOR

    JUMBO DE AVANCE

    COTA 2260

    COTA 2292

    COTA 1983

    Nv. ACARREO.

    SNV. INY / EXT.

    BUZON

    NIVEL TRANSPORTE PRINCIPAL FFCC TEN 8

    A SUPERFICIE

    PIQUE TRASPASO

    CHIMENEA

    VENTILACION

    2

    7

    7

    .

    0

    OP 13 15 - 16

    VENTILADOR

    INYECTOR

    3

    2

    .

    0

    1

    6

    .

    0

    VENTILADOR

    EXTRACTOR

    CHIMENEA

    VENTILACION

    CARGADOR LHD

    7 yd3

    PLANTA COLON

    COTA 2440

    Nv. FORZAMIENTO.

    Pacifico Superior underground option

    PROYECTO PACIFICO SUPERIOR API T09E204 35

    1

    4

    0

    .

    0

    JUMBO DE AVANCE

    JUMBO RADIALCARGADOR LHD

    PERFORADORACARGADOR LHD

    CAMION 50 t

    semiautomtico

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    PROYECTO EXPLOTACIN SECTOR NORTE

    Descripcin: Considera la Explotacin de las reservas ubicadas

    en la Quebrada Teniente, al Norte del yacimiento, entre la

    coordenadas 1.200 Norte y 2.000 Norte. Como parte del Estudio

    de Prefactibilidad se identificar, evaluar y recomendar la mejor

    alternativa de beneficio para ser desarrollada en la Factibilidad.

    Estado Actual: En proceso de emisin de API para Prefactibilidad.

    Reservas: 87 millones ton.

    Ley media: 0,62% Cu / 0,013% Mo

    Produccin en Rgimen: Hasta 35.000 tpd

    Hitos PrincipalesInversin Estimada KUS$ 255.189Inicio Produccin Mar 2016

    %CuTKt/d

    Aprobacin API Prefactibilidad

    MAR 11

    JUL 12

    MAR 2016

    Inicio Produccin

    Emisin API para Factibilidad

    OCT 12

    Aprobacin API Factibilidad

    Trmino Factibilidad

    DIC 13

    Inversin en MP 2010

    MAR 14

    Aprobacin API Inversional

    Inicio Construccin

    NOV 14

    Coln

    Sw

    Proyecto Rajo NorteDescripcin General

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Proyecto Rajo NorteDescripcin GeneralProyecto Rajo NorteDescripcin General

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    New Mine Level project

    TTE 4 Sur Cota 2372

    Esmeralda Cota 2210

    Diablo Regimiento Cota

    2210

    TTE 8 FFCC Cota 1980

    Nuevo Nivel Mina Cota 1880

    Nivel Profundo Cota 1480

    38

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved. 39

    with NML

    0

    50 000

    100 000

    150 000

    200 000

    06 11 16 21 26 31 36 41 46 51

    t

    /

    d

    0.00

    0.20

    0.40

    0.60

    0.80

    1.00

    1.20

    %

    C

    u

    t/d %Cu

    Objective:Assure continuity of mine operations in the long run, replacing sectors above Teniente 8 level

    Description: UCL elevation at 1.880 masl, 100 m below Teniente

    8 Railroad level Panel Caving method Reserves: 1,645 Mt @ 0.91%Cu Steady production: 180.000 t/d Expected Life time: 37 years Main haulage by conveyor belts CAPEX 1,520 MUS$

    Impact of the Project Increase of capacity (131 to 180 kt/d) Increase life mine (2035 a 2052)

    less NML

    0

    50 000

    100 000

    150 000

    200 000

    06 11 16 21 26 31 36 41 46 51

    t

    /

    d

    0.00

    0.20

    0.40

    0.60

    0.80

    1.00

    1.20

    %

    C

    u

    t/d %Cu

    New Level Mine Project

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    COTA 1713

    A CONCENTRADOR

    COLON

    JUMBO

    REDUCCION

    CARGADOR LHD MINICARGADOR MARTILLO

    PICADOR

    COTA 1860

    NIVEL PREACONDICIONAMIENTO

    Nv. PRODUCCION

    COTA 1880

    Nv. HUNDIMIENTO.

    2

    0

    .

    0

    AREA PREACONDICIONADA

    O F

    RACT. H

    IDRTIRAULICO

    JUMBO

    EMPERNADOR

    JUMBO DE AVANCE

    JUMBO DE AVANCE

    COTA 1800

    COTA 1840

    Nv. ACARREO.

    SNV. INYECCION.

    ESTACION

    DE VACIADO

    CHANCADOR

    GIRATORIO

    BUZON

    TUNEL CORREA TRANSPORTE PRINCIPAL

    A CONFLUENCIA

    PIQUE TRASPASO

    CAMION SUPRA

    CHIMENEA

    VENTILACION

    8

    7

    .

    0

    2

    0

    BUZONPORTAL

    VENTILADOR

    INYECTOR

    JUMBO RADIAL

    2

    0

    .

    0

    2

    0

    .

    0

    VENTILADOR

    EXTRACTOR

    COTA 1820

    SNV. EXTRACCION.

    2

    0

    .

    0

    COTA 11780

    Nv. DRENAJE.

    CHIMENEA

    VENTILACION

    Perfil esquemtico Cota 1.880

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Caractersticas Principales 2 Tneles de 8,9 Km de longitud, seccin de 9.4m de dimetro, pendiente 2,0% aprox.

    Tneles Principales

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.

    Rampa Salida de Emergencia

    TTE. 7 CONEXION OP 20-21 Cota 2042

    RAMPA SALIDA DE EMERGENCIA

    TTE. 8 Cota 1980

    OP 17 HW

    NNM Nv. Hdto.- Cota 1880

    NNM Nv. Prod. Cota 1860

    NNM SNV

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.Proyecto Nuevo Nivel Mina

    DESARROLLOS HORIZONTALESPNNM

    DESCRIPCIN UNIDAD CANTIDAD

    Accesos ml 16.389

    Rampa de Acceso Interior Mina (P&T) ml 2.520

    Tnel de Acceso de Personal ml 8.969

    Conexiones (Tneles de Acceso y Correa) ml 900

    Tnel Curvo ml 4.000

    Manejo de Materiales ml 9.420

    Tnel de Transporte de Mineral ml 8.870

    Tnel entre Confluencia y Stock Pile ml 550

    Ventilacin ml 4.600

    Adits de Ventilacin Inyecc. y Extracc. ml 4.600

    Preparacin Minera (1 Bajada) ml 34.965

    Nivel de Hundimiento (UCL) ml 11.679

    Nivel de Produccin ml 10.423

    Subniveles de Ventilacin ml 6.742

    Nivel Transporte Intermedio ml 6.121

    TOTAL ml 65.374

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.Proyecto Nuevo Nivel Mina

    DESARROLLOS VERTICALESPNNM

    DESCRIPCIN UNIDAD CANT.Ventilacin ml 2.200

    Chimeneas Adits de Ventilacin (4) ml 1.340

    Chimeneas de Ventilacin Tneles TBM (2) ml 860

    Preparacin Minera ml 3.860

    Piques de Traspaso (41) ml 2.460

    Chimeneas de Ventilacin Niveles (48) ml 1.400

    TOTAL ml 6.060

  • Copyrights 2008 CODELCO-CHILE. Todos los Derechos Reservados./Copyrights 2008 by CODELCO-CHILE. All Rights Reserved.Proyecto Nuevo Nivel Mina

    OTRAS EXCAVACIONESPNNM

    DESCRIPCIN UNIDAD CANT.Superficie m3 2.594.229

    Plataformas m3 1.308.000

    Zanjas de Galeras y Caeras m3 112.613

    Caminos m3 1.173.616

    Interior Mina m3 231.104

    Sistema de Chancado m3 61.010

    Desarenadores m3 17.686

    Talleres y Barrios Cvicos m3 142.231

    Otros Suministros m3 10.187

    TOTAL m3 2.825.333