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Ensham Mine The Last Five Years and The Next Five

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Presentation on theme: "Ensham Mine The Last Five Years and The Next Five"— Presentation transcript:

1 Ensham Mine The Last Five Years and The Next Five
To Australian Institute of Mine Surveyors 19 August 2005 Presented by Graham Morris Manager, Technical Services

2 ENSHAM COAL MINE LOCATION
ENSHAM MINE

3 ENSHAM LEASES AND MINE LAYOUT

4 History

5 Ensham Project History 1
Queensland Government release by tender, an area of 900 square kilometres for exploration. Grant of ATP426 on February 22, 1984 to a Joint Venture of 15 companies. Exploration of ATP426 by a consortium of 7. Rationalisation of JV parties to a group of 5. Minister for Resource Industries grants EP505 to a JV of 3.

6 Ensham Project History 2
Contract confirmed with KEPCO (10 Yr). 2 mining lease applications lodged. Exploration commenced in Yongala area. ML70049 was applied for in June. Court action with previous JV partners settled. ML70049 – Yongala was granted in January. - Dragline walked 54 km to Ensham Lease. - First coal railings in September and first shipment in October. Stage 1 to 0.9Mtpa First shipment to KEPCO was delivered on time. Stage 2 to 1.6Mtpa development commenced in May.

7 Ensham Project History 3
Coal haulage commenced from Pit C in January. Dragline walked to Pit D in March. Stage 3 to 5.5Mtpa development started in June. EPDC 20 year contract signed. EPDC became 4th Venture Owner (10%). First train railed from Ensham Load Out in October. - Ensham offices and accommodation built - P&H 9020 Dragline 2 build completed in September. - Coal mining started from Pit B

8 Ensham Project History 4
millionth tonne exported. Production stabilised at 5.5 Mtpa. Dragline 3 arrived BE1260 2000 – Yongala Pit stopped 2002 – Management and strategy change started for further expansion, better design and control 2003 – Pit A started 2004 – Yongala Pit restarted in semi soft coking market. Dragline 4 ordered Bucyrus 8750

9 Organisational Structure
Ensham Coal Project Organisational Structure IDEMITSU QUEENSLAND PTY BLIGH COAL LIMITED LG INTERNATIONAL (AUSTRALIA) PTY LTD EPDC (AUSTRALIA) PTY LTD 37.5 % 47.5 % 5.0 % 10.0 % JOINT VENTURE PARTNERS ENSHAM RESOURCES ENSHAM COAL SALES DEVELOPMENT OPERATIONS COAL SALES & MARKETING

10 Major Equipment Items

11 Dragline Statistics P&H 9020-20E 97.5m 87.5m 48.0m 57.9m 2.3m 5,503 t
66kv 21Mbm3 14 hrs 1998 2,230 MARION 99m 86.3m 45.7m 54.9m 1.9m 2,862 t 47m3 80t 66kv 13Mbm3 12 hrs 1981 1,875 BE 1260 87m 75m 44m 35m 2.2m 1,676 t 26m3 44t 66kv 8Mbm3 4hrs Mid 1970’s Boom Length (Centreline) Operating Radius Dump Height Dig Depth (Geometric) Length of Step Working Weight Nominal Bucket Capacity Power Input Quantity Moved Per Year Time to Walk 1 km Year of commissioning Peak Horse Power

12 Mobile Equipment Drill & Blast – Brandrill, Coldwell, Orica
Pre Strip – Goldings, HSE Earthworks – Grahams Plant Hire, Edgewoods Coal Mining - Ensham

13 Excavation Fleet Excavators Trucks Dozers Golding 1 x EX1200
4 x PC3000 1 x PC3300 1 x PC5500 1 x Liebherr 994 3 x 630E 8 x 730E 7 x 530M 9 x 985C 4 x 785B 1 x MT3300 4 x D475 6 x D375 1 x D11 3 x D10 HSE 7 x R1900 1 x Cat785 2 x D10N Graham’s Plant Hire 2 x Cat330 1 x PC100 1 x PC450 5 x Cat769 5 x Cat773 4 x D11R

14 Production

15 Project Production Profile

16 Sales Mix for CY2003 & CY2004

17 Projects

18 Open Cut Continuing Expansion
Introduction of Dragline 4 - BE8750 January 2007 Move draglines to new locations Lowering cost profile Production capability to 13Mt/y

19 Underground Project Several opportunities – North, Central, South
Central & South Mine mineable resource 724Mt >2.5m Longwall mine target capacity ~7Mt/y Longwall Target date 2010

20 Ensham’s Future – Proposed Underground Mine Layouts

21 Underground Project Status
Exploration Phase for Central Area 2D seismic survey completed 2005 Drilling in progress 3D seismic survey to occur 2005 Entry options being considered

22 Production Future Profile


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