Uday Singh, a highly qualified and experienced block cave specialist was enlisted as Underground Project Manager in 2018 by Grange.
A month ago, Uday Singh's title changed to Underground Project Director.
The initial plan is for ore from underground to supplement ore from main pit so that there will be no disruption to production.
Underground will use block cave funnel extraction using automated vehicles controlled remotely from above ground.
The PFS stated a significant reduction in mining costs.
Quarterly predictions, page-874
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