What is a typical application of raise boring?
A. Shaft collaring
B. Developing inclined haul roads
C. Creating smooth vertical holes
D. Ore fragmentation
Answer: Option C
Solution (By Examveda Team)
Raise boring drills a small pilot hole, then enlarges it to full diameter.The correct answer is: Creating smooth vertical holesUsed for ventilation shafts, ore passes, and service holes.Safer and faster than conventional raises.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
Related Questions on Mine Development and Mining Methods
What is the primary purpose of mine development?
A. Extraction of ore
B. Ventilation planning
C. Accessing ore body
D. Waste disposal
A. Shaft
B. Adit
C. Stope
D. Raise
A. Room and Pillar
B. Cut and Fill
C. Block Caving
D. Shrinkage Stoping
Which of the following is not an underground mining method?
A. Open-pit mining
B. Shrinkage stoping
C. Sublevel stoping
D. Cut and fill
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