PART IV Equipment, apparatus and material for firing shots

Equipment of a shot firer
12 Each shot firer who is to fire shots by means of electric shot firing apparatus shall be provided by the owner of the mine with the necessary cable of a specification approved by the Minister—
(a) if shots are to be fired in a round, for multi-shot firing; or
(b) in any other case, for single-shot firing:
Provided that nothing in this regulation shall restrict the use of any shot firing cable which was in use for firing shots, or was required to be delivered under a contract made, before the commencement of these regulations.