Przeglądaj Artykuły / Articles według tematu "abandoned shaft"
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Electric Resistivity Variations of Rock Formation at an Abandoned Mining Shaft Site
(Publications of Institute of Geophysics, Polish Academy of Science, 2006)Abandoned shafts, even if backfilled, create a potential hazard for the envi-ronment and safe use of post-mining lands. The hazardous phenomena depend on the shaft tube structure and the extent of mining activity in ...