Q251
What does a decline ramp allow in underground mines?
A.
Rock reinforcement
B.
Shaft sinking
C.
Vehicle access
AnswerD.
Raise boring
Answer: Option C
Solution
Answer: Option C
Solution:
Decline ramp is an inclined tunnel used to access ore bodies.The correct answer is: Vehicle accessEnables use of trucks and mobile equipment.Economical up to moderate depths.