Study on the raising technique using one blast based on the combination of long-hole presplitting and vertical crater retreat multiple-deck shots
This paper reports the further study carried out by the authors on the technique of long-hole raising in one blast. In the previous work reporting the results of preliminary study, method of vertical crater retreat (VCR) multiple-deck shots with different and smaller slice heights was used to excava...
| Main Authors: | , , , , , |
|---|---|
| Format: | Journal Article |
| Published: |
Pergamon
2019
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| Online Access: | http://hdl.handle.net/20.500.11937/72537 |