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    Break Even Stripping Ratio (BESR)

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    Given an underground total mining cost of $8.85 per tonne, surface mining costs of $2.95 per tonne of ore, and surface mining stripping costs of $1.75 per tonne of waste, calculate the break even stripping ratio (with zero profit) between surface and underground mining.

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    https://brainmass.com/engineering/mining-engineering/break-even-stripping-ratio-besr-453295

    Solution Preview

    Break Even Stripping Ratio (BESR) = (cost of underground mining per tonne of ore - ...

    Solution Summary

    The expert examines a break even stripping ratio for a mining cost.

    $2.19