# The Radioactive Material (Road Transport) (Great Britain) Regulations 1996, Paragraph 12


All valves, other than pressure relief valves, shall be provided with an enclosure to retain any leakage from the valve.

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Source: https://www.legislation.gov.uk/uksi/1996/1350/schedule/11/paragraph/12 (the official version)
Page: https://openlegislation.uk/radioactive-material-road-transport-great-britain-regulations-1996/schedule-11/paragraph-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.