RE:RE:RE:Flooded mines???Pumping isn't always enough. Water can enter fractures and microfaults, reducing the internal friction of the rock mass, making open stopes more susceptible to failure. But that's a general comment, made without having seen the inside of Perkoa.
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llllllllllllll wrote:
When mines flood the water sometimes cant drain needs to be pumped and the integrity of mine could be in jeopardy..UNSAFE in other words..With 8 missing hopefully they are in safe place BUT BUT BUT....Wait and see how it progresses