# The Carriage of Explosives by Road Regulations 1996, Paragraph 12


Where explosives allocated on classification the UN Number 0018, 0019, 0020, 0021, 0076, 0077, 0143, 0224 or 0301 are carried in a vehicle or container, there shall be displayed, in accordance with paragraph 1, subsidiary hazard signs which—
(a) are in the form of the following diagram; and
(b) comply with the measurements in the diagram except that larger measurements may be used in which case the measurements shall be increased proportionally.

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Source: https://www.legislation.gov.uk/uksi/1996/2093/schedule/5/paragraph/12 (the official version)
Page: https://openlegislation.uk/carriage-of-explosives-by-road-regulations-1996/schedule-5/paragraph-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.