# The Coal and Other Mines (Ventilation) Order 1956, Paragraph 14


The manager of every mine at which detectors are required to be in use shall give directions to the persons who are to have charge of detectors (other than detectors which operate automatically) as to the minimum number of tests for inflammable gas to be made by them.

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Source: https://www.legislation.gov.uk/uksi/1956/1764/schedule/FIRST/paragraph/14 (the official version)
Page: https://openlegislation.uk/coal-and-other-mines-ventilation-order-1956/schedule-FIRST/paragraph-14
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.