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Quarry Hazard Appraisal Group D – SW Sector. The Quarry.

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Presentation on theme: "Quarry Hazard Appraisal Group D – SW Sector. The Quarry."— Presentation transcript:

1 Quarry Hazard Appraisal Group D – SW Sector

2 The Quarry

3 The South-West Sectors 3 4 2 1

4 Sector 3 Excatavion side Will be extended over the next production cylces Bench hights 10.12 m with an over all slope Angle of 45° and a face angle of 23° Bench width is approx. 30 m to enable save working space for heavy machinery Rocktraps secure man and machinery from potential rockfall – sufficient size

5 Sector 3 Hazards Dominant Joint intersect with blasting pattern Secondary jointing runs 35° to it – This can cause smal scale wedges Water runoff can increase possible rockfall

6 Sector 3

7 Pictures


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