What equipment is used for horizontal development in hard rock mines?
A. Scraper
B. LHD
C. Tunnel Boring Machine (TBM)
D. Scooptram
Answer: Option C
Solution (By Examveda Team)
TBMs are used for rapid, smooth excavation of horizontal tunnels.The correct answer is: Tunnel Boring Machine (TBM)Common in civil and some mining projects.Efficient but costly; suited for long, straight tunnels.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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