I'm not sure about this Xakic, maybe someone knows for sure..
But I thought it may be the case where a players skill in management might influence the process..
Management is used in construction, production refining, and mining. A good manager increases his workers' productivity, and reduces production delays and cost.
Planet magistrates also receive an additional 1% of taxes for their planets for each level in Management.'
But as Kryan mentioned LIN droids will definitely affect the chances of averting mine collapses.