The application of a tunnel-boring machine for exploration drifting at Kiena Gold Mines Limited, Val d'Or, Quebec

CIM Bulletin, Vol. 80, No. 906, 1987
D.VAN IN, Kiena Gold Mines Limited Val d'Or, Quebec
Abstract Conventional single heading track drifting in the hard rock mining industry has not shown any significant improvements in advance rates, despite the advent of modern track jumbos and high speed muck handling systems.
This paper presents Kiena's experience in using a 7 ft 2 in. diameter Jarva Mark 6 Tunnel-Boring Machine (TBM)for driving 6000 ft of drift.
Keywords: Equipment, Maintenance, Tunnel-boring machine, Exploration drifting, Ventilation, Electrical power.
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