MICROSEISMIC ANALYSIS TO IDENTIFY STRESS REDISTRIBUTION IN CAVE ABUTMENT AND MINIMIZE ROCKBURST IN DEEP MILL LEVEL ZONE, PT FREEPORT INDONESIA
Seismicity has been interrupting production of DMLZ (Deep Mill Level Zone) block-cave mine. Its b-value is 1.27 indicating the seismicity is caused by excavation. The combination result of seismic and geology data shows this seismicity concentrates in Diorite. Lateral seismic evolution shows seismic...
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| Format: | Theses |
| Language: | Indonesia |
| Online Access: | https://digilib.itb.ac.id/gdl/view/43966 |
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| Institution: | Institut Teknologi Bandung |
| Language: | Indonesia |