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Keywords: backfill
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Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-156
... with backfilled soil. After a comparative analysis of the monitoring data, the authors define the key controlled zones of rock unsymmetrical deformation and stress concentration, they advise some effective measures to avoid partial tunnel destruction. Through monitoring the blasting vibration on key controlled...
Proceedings Papers

Paper presented at the ISRM International Symposium on Rock Mechanics - SINOROCK 2009, May 19–22, 2009
Paper Number: ISRM-SINOROCK-2009-121
... ABSTRACT The Hishikari Mine, the only gold mine operating in Japan, consists of epithermal gold-silver veins. In 2007, the mine produced 183,000 tonnes of ore, with gold grade of 46 g/t. The veins are extracted mainly by drifting and bench stoping with backfill. Blasted waste rocks...

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