barry sturgeon - c & c civil & mining
DESCRIPTION
Longwall 2014TRANSCRIPT
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Shotcreting - Innovative and Practical Ways
Presented by
Barry Sturgeon, C&C Civil & Mining Construction &
Les Marlborough, Mine Manager, Anglo American
2014 Longwall Conference
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Introduction
2014 Longwall Conference
• Strata failure at Moranbah North Mine
• Development of the correct mix design with the suitability for
pumping from the surface or dropping down a bore hole.
• Development of a fireproof shotcrete rig
• Development of a full flameproof shotcrete rig
• Other benefits:
• Fall recovery
• Gas mitigation
• Secondary support
• Ventilation devices
• Roadway sealing
• Rehabilitation support
• Surface water drainage
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2014 Longwall Conference
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Others Benefited From The Learnings – Mine Fall & Recovery
2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
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2014 Longwall Conference
Benefits to Moranbah North Mine Presented by Mr. Les Marlborough – Mine Manager
• Safety factor of 2
• Cost benefits
• Immediate costs
• Rehabilitation costs
• Gas reduction
• Life of mine solutions
• Mine workforce acceptance
• Secondary support and tailgate support
• Roadway rehabilitation
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2014 Longwall Conference
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Conceptual Ideas
2014 Longwall Conference
• Tube Bundles
• Telephone recesses
• Mining process
• Flyash Roadways
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Conceptual Ideas
2014 Longwall Conference
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2014 Longwall Conference
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INNOVATION & RISK MANAGEMNT ARE KEY SUMMARY
2014 Longwall Conference
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2014 Longwall Conference
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Questions ?