What is the role of scaling in underground mining?
A. Installing rock bolts
B. Removing loose rocks
C. Blasting ore zones
D. Installing ventilation fans
Answer: Option B
Solution (By Examveda Team)
Scaling involves removing loose or dangerous rock from the walls and roof.The correct answer is: Removing loose rocksEssential for safety before personnel or equipment enter.Done manually or mechanically.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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