1. Ensham Mine The Last Five Years and The Next FiveTo
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