Coaltech Research Association

Collection

M van Schoor

1 reports in the library

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  • Can old bord-and-pillar workings be mapped from surface?

    M van Schoor

    2016

    Desktop review updating two earlier assessments, weighing borehole scanning, robots and unmanned aerial platforms as routes to locating old workings ahead of opencast drilling and blasting.

    What this report foundNo surface geophysical method can map individual bords and pillars at the depths typical of the Witbank coalfield, a limit the review attributed to physics...

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