Which of the following is a horizontal opening used for drainage or access?
A. Shaft
B. Raise
C. Adit
D. Winze
Answer: Option C
Solution (By Examveda Team)
Adit is a horizontal or nearly horizontal passage driven from the surface.The correct answer is: AditUsed for access, drainage, and ventilation.Shafts are vertical; raises and winzes are internal vertical workings.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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