§ 75.1317. Primer cartridges.
86 words·~1 min read·
/us/cfr/t30/s§ 75.1317·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Primer cartridges shall be primed and loaded only by a qualified person or a person working in the presence of and under the direction of a qualified person.
(b)Primer cartridges shall not be primed until immediately before loading boreholes.
(c)Only a nonsparking punch shall be used when priming explosive cartridges.
(d)Detonators shall be completely within and parallel to the length of the cartridge and shall be secured by half-hitching the leg wires around the cartridge or secured by an equally effective method.