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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.
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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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