Q200
What is a typical feature of a decline in underground mining?
A.
Built for shaft sinking
B.
Provides horizontal access only
C.
Has steep vertical angles
D.
Allows vehicular movement
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Declines are inclined tunnels used for vehicle access.The correct answer is: Allows vehicular movementUsed for transporting ore, waste, and personnel.Less expensive than shafts for moderate depths.