Principles of Mining: Valuation, Organization and Administration
img img Principles of Mining: Valuation, Organization and Administration img Chapter 11 No.11
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Chapter 1 No.1
Chapter 2 No.2
Chapter 3 No.3
Chapter 4 No.4
Chapter 5 No.5
Chapter 6 No.6
Chapter 7 No.7
Chapter 8 No.8
Chapter 9 No.9
Chapter 10 No.10
Chapter 11 No.11
Chapter 12 No.12
Chapter 13 No.13
Chapter 14 No.14
Chapter 15 No.15
Chapter 16 No.16
Chapter 17 No.17
Chapter 18 No.18
Chapter 19 No.19
Chapter 20 No.20
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Chapter 11 No.11

Methods of Supporting Excavation.

TIMBERING; FILLING WITH WASTE; FILLING WITH BROKEN ORE; PILLARS OF ORE; ARTIFICIAL PILLARS; CAVING SYSTEM.

Most stopes require support to be given to the walls and often to the ore itself. Where they do require support there are five principal methods of accomplishing it. The application of any particular met

             
            

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