Regulation 120—Transportation of explosives with rubber tyred vehicleA person who uses a vehicle that has rubber tyres for the transportation of explosives in connection with these Regulations shall ensure that(a) the compartments of the vehicle in which the explosives are carried, are lined internally with wood which is non-inflammable or with other material that may be approved by the Chief Inspector;(b) the vehicle has(i) a red flashing light clearly visible at least sixty metres away; and(ii) a klaxon, siren, hooter or automatically operated bell.