Q121
What is the main disadvantage of shrinkage stoping?
A.
Excessive ground support required
B.
Delayed ore recovery
AnswerC.
High water requirement
D.
Requires mechanized equipment
Answer: Option B
Solution
Answer: Option B
Solution:
Shrinkage stoping leaves broken ore in place to support walls during mining.The correct answer is: Delayed ore recoveryOre is only removed after stope completion, delaying revenue.It's not ideal for high cash flow operations.