Paragraph 1
At all times when explosives are carried–
(a)
two blank rectangular reflectorised orange-coloured plates conforming to the requirements of paragraphs 2 and 4 shall be affixed, one at the front and the other at the rear of the vehicle,
(b)
two placards conforming to the requirements of paragraphs 3 to 8 shall be affixed, one to each side of the vehicle, trailer, semi-trailer or freight container in which the explosives are actually carried.