ISCO unit group

Shotfirers and blasters

Shotfirers and blasters position, assemble and detonate explosives at mining, quarrying and demolition sites. Tasks include - (a) ensuring that workplace safety and explosives handling, storage and transport procedures and regulations are followed; (b) planning and giving instructions for the layout, depth and diameter of blast holes; (c) checking depth and cleanliness of blast holes; (d) determining quantity and type of explosives to be used; (e) loading explosives into blast holes; (f) assembling, or directing other workers to assemble, primer charges using detonators and explosive cartridges, and attaching electrical wires, fuses and detonating cords to primers; (g) connecting wires, fuses and detonator cords into series, testing electrical circuits and repairing malfunctions, and connecting series to blasting machines; (h) covering charges, filling blast holes with rock dust, sand and other materials, and tamping material to compact charges; (i) ensuring that all explosives are detonated, and reporting and attending to misfires; (j) declaring blast areas safe before and after detonation of explosives; (k) compiling and maintaining records about usage of explosives in compliance with laws and regulations. Examples of the occupations classified here: - Blaster - Powderman - Powder monkey - Shotfirer Some related occupations classified elsewhere: - Mining supervisor - 3121 - Driller (mining) - 8111 - Driller (oil or gas well) - 8113 - Mining labourer - 9311 - Quarry labourer - 9311

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