澳门六合彩资料库

Barrick North & South Vent Raises -聽Crescent Valley, NV

Underground Mine Development

Underground sites are punishing environments, demanding a flawless focus on safety and quality. We are widely recognized as a leader in underground construction, known for our expertise in developing and equipping underground mines with innovative hoisting, elevator and vertical conveyance systems. We develop the portals our clients need to mine and transport desired materials safely and efficiently out of reserves and to surface processing facilities.

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