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Mining Engineering · Q196

Mine Development and Mining Methods

Engineering and GATE · Mining Engineering · question 196

Q196

What is the primary use of a raise in underground mining?

A.
Material transport
B.
Ventilation and access
Answer
C.
Ore grinding
D.
Roof support

Answer: Option B

Solution

Answer: Option B
Solution:
Raise is a vertical or inclined opening connecting different levels.The correct answer is: Ventilation and accessUsed for air circulation, ore transfer, or escape routes.Often developed using raise boring or Alimak.