Which method generates the most subsidence at surface?
A. Cut and fill
B. Block caving
C. Shrinkage stoping
D. Room and pillar
Answer: Option B
Solution (By Examveda Team)
Block caving involves collapsing the ore body and overlying rock.The correct answer is: Block cavingLarge-scale method suitable for low-grade, massive ore bodies.Subsidence is significant and must be managed.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
Join The Discussion