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Client:
Kirkland Lake GoldLocation:
Ontario, CanadaDuration:
2 YearsScope of Work:
Production Mining
Raiseboring
Mechanized Raise Mining
Longest raisebored holes in the Northern Hemisphere.
Twin ventilation raises from surface to 5600 level. Two surface raises completed with a Redbore 90EX - 3312' x 12' diameter. Two underground raises completed with a Redbore 70EX.
Currently one surface raise and one underground raise is complete. The Redbore 90EX is currently piloting its second raise and the Redbore 70EX is reaming its second raise.
Solutions
Rotary Vertical Drilling System (RVDS)
LTI Free Since Inception
Record
Surface Raises Will Be The Longest Raisebored Holes In The Northern Hemisphere
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