Carriage of explosives in different Compatibility Groups
14.—(1)  The operator or driver of a vehicle used for the carriage of explosives shall ensure that —
(a)explosives in different Compatibility Groups are not carried together unless —
(i)such carriage is permitted under rule 4(1) of the Seventh Schedule; or
(ii)subject to paragraph (2), effective measures have been taken to ensure that such carriage is no more dangerous than the carriage of the same quantity of explosives in any one of those Compatibility Groups;
(b)different explosive substances and explosive articles in the same Compatibility Group are not carried together unless —
(i)such carriage is permitted under rule 4(1) of the Seventh Schedule; or
(ii)subject to paragraph (2), effective measures have been taken to ensure that such carriage is no more dangerous than the carriage of the same quantity of any one type of those explosive substances or explosive articles; and
(c)unclassified explosives are not carried with any classified explosives not belonging to Compatibility Group S.
(2)  Notwithstanding paragraph (1)(a)(ii) and (b)(ii), the operator or driver of a vehicle used for the carriage of explosives shall ensure that —
(a)explosives in Compatibility Groups A, H and L are not carried together or with explosives in any other Compatibility Group; and
(b)explosives in Compatibility Group L are not carried with a different type of explosives in the same Compatibility Group.
(3)  The operator or driver of a vehicle used for the carriage of explosives shall ensure that the explosives are not carried with any other dangerous substance unless all reasonably practicable measures have been taken to prevent the explosives from being brought into contact with, or otherwise endangering or being endangered by, that substance.