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Underground Extraction
Level 4
8921 Unit Design blasting layouts and carry out shotfiring in an underground coal mine
This standard has expired and is no longer available.
30 Credits
Version 9
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People credited with this unit standard are able to: determine factors which influence the layout design for blasting; determine blast design; design shot loading and firing; load and fire shots; carry out post-shotfiring procedures; and plan for dealing with deteriorated explosives, in an underground coal mine.
Standard-setting body: Te Pūkenga - New Zealand Institute of Skills and Technology

Data as at 2024-04-24 23:01:11.317