In which scenario is twin shaft system preferred?
A. Shallow ore body
B. Open pit conversion
C. Deep mining with high hoisting needs
D. Prospecting access only
Answer: Option C
Solution (By Examveda Team)
Twin shaft system involves separate shafts for man/material and ore hoisting.The correct answer is: Deep mining with high hoisting needsImproves efficiency and safety in large operations.Used in major metal mines globally.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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