Mponeng Mine

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Mponeng Mine

• Analyst visit
• 13 November, 2003

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Itinerary

• Welcome and Presentation
• Underground visit
• Discussion Mine Planning MRM
• Lunch
• Further QA session (if required)
• Depart for JHB - 2.30pm

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Mponeng - Overview

• Sinking started in 1981
• Main Shaft commissioned 1986

• Sub Shaft commissioned 1993
• South Shaft Deepening Project approved January
  1996
• Deepening commenced early 1996
• Currently mine VCR to 109 Level
• Previously Western Deep Levels 1 shaft and South
  Mine
• Underground mining at an average depth of 2,750m
• Approximately 5,780 employees including
  contractors

• Production stats YTD
• 422,011oz
• Total cash costs 236/oz or R58,851/kg

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Mponeng - LTIFR
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LTI Rate AngloGold SA 2003
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Mponeng - Square metres mined
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Mponeng - Cash Costs R/kg
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Mponeng - Cash Costs /oz
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Mponeng ORIGINAL Deepening Project (1996)

• Scope of original project 1996
• Deepen SS1 to exploit VCR to 120 level (3371 mbc)
• Deepen SS2 to exploit CL to 132 level (3751 mbc)
• Increase sub shaft reef hoisting capacity from
  150,000 tpm to 240,000tpm to match the capacity
  of the main shaft
• Extend Life of Mine to 2026
• Recover additional 476 tons gold
• Exploit remaining LCL reserves at TauTona (post
  2005)
• Partial extraction of TauTona CL pillar (10 tons
  gold)

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Mponeng ORIGINAL Project (1996)
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MponengCurrent deepening project to 120L

• Exploits the VCR from 109 120 levels
• Will add 4.0 million incremental ounces to
  production
• Will require capital expenditure of R1.3 billion
  (R130m remaining)
• Will increase the LOM by 5 years to 2012 at a
  total cash cost of 270/oz
• Does not sterilize the reserves below 120 level
• The project comprises the access development to
  VCR reef on 113, 116 and 120 levels, completion
  of surface ice plants and ore pass extensions and
  provision for pumps, sumps and settlers on 121
  level whilst maintaining the mill capacity at
  160,000 tpm.

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Mponeng Current deepening project to 120L
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Mponeng Current deepening project to 120L

• Changes in scope from 1996 - 2001
• Smooth changeover required additional haulage's
  (100,113,116lvls) and refrigeration upgrade
• Design changes to in-circle development
• Development cost definition move costs from Opex
  to Capex
• Shaft bottom infrastructure situated in the
  Roodepoort shales
• Driefontein ground swap extended life of Tau Tona
  UCLR
• The new Mponeng and TauTona projects show
  better returns than the original 1996 project

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Mponeng Current deepening project to
120LMilestones and updates

• Flat end development on 113 level achieved ahead
  of schedule up to 46 crosscut reef intersection
• Crosscuts complete on 116 and 120 levels - 48
  line
• 116 - 46x/c complete Nov 2003
• 120 - 46x/c complete Feb 2004
• 113 - 48 Rse complete Feb 2004

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Mponeng Current deepening project to
120LMilestones and updates
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Future Project VCR120-125Lfor discussion at
13h00
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Safety Induction
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Safety Induction - Overview

• Background
• Paperwork
• Personal protective equipment
• What not to take
• Going down
• Underground
• To sum up

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Background

• No person comes to Mponeng to be injured
• You will experience heat , humidity , pressure
  and a certain amount of hazards

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Paperwork

• Age and health exclusions
• lt18 or gt70
• Asthma
• Diabetes
• Heart problems
• Pregnancy
• Indemnity form

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Personal Protective Equipment

• Hard Hats
• Lamp
• Ear muffs or plugs
• Goggles
• Gloves
• Boots

Earplugs
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What Not to Take

• NO cigarettes, lighters, matches
• Why not?
• Presence of flammable gases
• Photographic equipment
• Must have written permission
• Please clean and dry your equipment after use
• Firearms

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Going Down

• Wait for permission to enter cage
• Ear blocking
• Like being in an airplane
• Open your mouth, swallow, yawn
• When you leave the cage
• Follow your guide along planned route

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Underground

• Watch out for locos
• Traveling up/down inclined ends
• Use climbing chain
• Tell guide if tired
• Stop and rest
• Stay with the group
• Do not pull any rocks from its position

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Enjoy Your Visit toMponeng Mine