# The Merchant Shipping (Certificates of Competency as A.B.) Regulations 1970, Paragraph 12


Rigging a derrick. Driving a winch, general precautions to be taken before and during the operation of a winch whether used for working cargo or for warping.

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Source: https://www.legislation.gov.uk/uksi/1970/294/schedule/1/paragraph/12 (the official version)
Page: https://openlegislation.uk/merchant-shipping-certificates-of-competency-as-ab-regulations-1970/schedule-1/paragraph-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.