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Mining Engineering · Q169

Mine Development and Mining Methods

Engineering and GATE · Mining Engineering · question 169

Q169

What is "advance rate" in the context of tunnel development?

A.
Number of workers per shift
B.
Distance mined per day
Answer
C.
Ore recovered per blast
D.
Volume removed per cycle

Answer: Option B

Solution

Answer: Option B
Solution:
Advance rate measures how fast a tunnel progresses.The correct answer is: Distance mined per dayTypically expressed in meters/day or feet/day.Influenced by rock type, equipment, and method.