Slide 1: Cover letter to ASX: 2005 Australian site visit presentations
RLO TINTO External Affairs Telephone: $61 3.9283 3360 Facsimile: +61 3 9283 3216 8 June 2005 Company Announcements Office Australian Stock Exchange Limited SYDNEY NSW 2000 Dear Sir, The attached were presented by Mr Dan Tenardi, General Manager Mine Operations - Robe River; and Mr Colin Marshall, Ge
Slide 2: West Angelas Operations - Location
Rio Tinto Iron Ore bana vee Mh a ME te ie es ee West Angelas Operations RIAA OT EET ANN Dan Tenardi, GM Mine Operations Robe River, 8 June 2005 om == Location « West Angelas located-inland Pilbara + Open-pit mine, a crushing and screening plant, stockpiles, reclaiming and train load-out facilities +
Slide 3: Project performance and expansion to 25Mtpa
Rio Tinto Iron Ore “s= Project performance «Robe JV participants agreed to.develop West Angelas ore. deposits in. 1998 «. Agreement in 2001 to share rail infrastructure with Rio Tinto *.Mine completed in mid-2002 on-budget and ahead of schedule -- Project cost US$450m «Trial shipment in May 2002, co
Slide 4: Total material movement and current equipment
Rio Tinto Iron Ore Total material movement *- Total material movement is currently 92Mipa, and will reach 100Mtpa over the coming years * Current focus is on broken stocks and stripping ahead .of mining *.. Geological challenges =..Mine schedule is two years ahead of. original development schedule —
Slide 5: Improved utilisation of load units and mine plan flow sheet
Rio Tinto Iron Ore lah LD al Improved utilisation of load units More load units and higher performance from each load unit = 5 | | 1 z wetted es : E eitace g es aUk eo Ed & EU TE 2g z Weald lie 3 i TETELLE F ; | j f EE mi f E 4 Ha Tell ALLELE Jum Sepr Deer Mare dum Sep Dece Mare June Sep Dee Mare m2
Slide 6: Site layout - Deposit A
Rio Tinto Iron Ore Site layout — Deposit A Product Stock pies j ‘ j be ee: y ste Dump: Financial Community Visit June 2005 9 + Ore & Waste options in each pit + Excavators in primary sources + Front-end loaders for flexibility .» Single, or dual sourcing fo crusher + Pre-processing plant mixing to r
Slide 7: Maintaining critical supplies and people
Rio Tinto Iron Ore “= Maintaining critical supplies «Availability of major inputs is stretched «Explosives ~ Critical shortage in WA in-2004 —~ Diversified contracted supply from.China and Russia — ‘import direct to port, rail fo site — lower freight — Improved design of blasts. ~ benefits for tyre
Slide 8: Yandicoogina Operations
Rio Tinto Iron Ore De oe ae i acini mene kee eae Yandicoogina Operations nis ees eet ares Colin Marshall, General. Manager Mine Operations 8 June 2005 a Pubera ime “WRon pees ena nati alee neat Ae Fipancial Community Visit Sune 2005 2 Financial Community Visit, June 2005
Slide 9: Pilbara iron mine operations and expansion program
Rio Tinto Iron Ore «Mines are the beginning of an integrated production process «. Unprecedented level of expansion Freie mare eccrine lah LD al Pilbara lron mine operations Mine production in 2004 Figancial Community Visit Sune 2005 3 a ™s= Expansion program Current mine expansions « -Yandicoogina
Slide 10: Yandicoogina - overview
Rio Tinto Iron Ore “<= Yandicoogina - overview «Channel fron Deposit (CID) *-.One product: Yandi Fines *. Low strip ratio * -Dry.crushing and screening plant +. Wet plant for-treating low grade «Fly in-fly out operation Freie mare eccrine rrr Figancial Community Visit Sune 2005 ‘SOUT EAST ALLL: ote
Slide 11: Yandi construction and commissioning
Rio Tinto Iron Ore Aerial view of Yandi Figancial Community Visit Sune 2005 7 “= Construction and commissioning Stage 1 — 24Mitpa capacity * - Increased capacity +4Mtpa «Completed in Q1.2004 600kt stockyard + Commissioned May 2004 *. Improved quality Stage 2 — 36Mitpa capacity * Increase capacity +1
Slide 12: Yandi production ramp-up and pit operations
Rio Tinto Iron Ore “is Yandi production ramp-up 1999 ©2000 ». 2004. -.2002...2003...2004 . Post exparision Freie mare eccrine ro eae a Figancial Community Visit Sune 2005 “= Yandicoogina pit operations * Standard drill and blast, load and haul operation 2 Strip ratio ~ [Dry processing = 0.84 —.,Wet
Slide 13: Plant operations and mining equipment
Rio Tinto Iron Ore “is Plant operations Dry plant - 24mt «Simple design Wet plant ~ 12mt +. Primary sizer 2 x wet scrubbers, dewatering screens Secondary crusher ee le we Single operator train loading system * . Average train loading: 9,375 tonnes per hour Freie mare eccrine ro Financial Community V
Slide 14: Employees
Rio Tinto Iron Ore em Pilbar === Employees Freie mare eccrine ro Ha a Fly in fly out: 2 weeks on, 1 week off 42. hour, shifts Muiti-skilled workforce Yandi workforce: 220 Current. camp 255 permanent ensuite rooms. Figancial Community Visit Sune 2005 Financial Community Visit, June 2005