# The Stratified Ironstone, Shale and Fireclay Mines (Explosives) Regulations 1956, Regulation 15


A shot firer who is in charge of any electric shot firing apparatus—
(a) shall retain the removable handle or key in his own possession throughout the period while he is on duty;
(b) shall not place the removable handle or key in position in the apparatus until he is about to fire a shot; and
(c) shall remove it from the apparatus immediately after firing each shot.

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Source: https://www.legislation.gov.uk/uksi/1956/1943/regulation/15 (the official version)
Page: https://openlegislation.uk/stratified-ironstone-shale-and-fireclay-mines-explosives-regulations-1956/regulation-15
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.