General requirements
2.—(1) Sub-paragraphs (2) to (4) of this paragraph shall only apply to large containers and wagons constructed after 31st December 1996.
(2) No metal objects shall be allowed to protrude in the interior of any large container or wagon used for the carriage of explosives, other than those metal objects which form part of the construction of the large container or wagon concerned.
(3) Explosive articles or substances in Division 1.1, 1.2, 1.3, 1.5 or 1.6, whether or not loaded in large containers, shall only be carried in wagons which have been fitted with regulation sheet steel spark-guards.
(4) The regulation sheet steel spark-guards referred to in sub-paragraph (3) shall not be fixed directly to the floor of the wagon concerned where that floor is combustible.
(5) Where packages containing—
(a)explosive substances in Division 1.1 and Compatibility Group C, D or G;
(b)explosive substances in Division 1.3 and Compatibility Group C or G; or
(c)fireworks in Division 1.1, 1.2 or 1.3 and Compatibility Group G,
are being carried in a wagon or large container, the floor of the wagon or large container concerned shall have a non-metallic surface or covering.