429. During transportation of explosives on the surface:(1) every motorized vehicle used for such transportation shall:(a) bear the word “EXPLOSIFS” in reflective paint, in letters at least 150 mm (5.9 in) high on a contrasting background, in the front, in the rear and on both sides of the vehicle, or be equipped with a flashing red light visible from all sides of the vehicle; the markings shall be removed or covered and the flashing light extinguished when the vehicle is not transporting explosives;
(b) have all the metal parts that could come into contact with the packaging of the explosives covered with wood, cloth or leather;
(2) no object or material may be transported in or on a vehicle transporting explosives except tools used for blasting on condition that they are in a compartment separated from the explosives;
(3) no motorized vehicle may be loaded to more than 80% capacity, or in the case of a motorized vehicle which transports solely blasting agents, 100% of the lesser of:(a) its maximum load; and
(b) the vehicle’s tire rating;
(4) the part of the motorized vehicle in which the explosives are transported shall be enclosed with side walls and explosives may not be stacked higher than those walls;
(5) it is prohibited to transport detonators and detonating relays in the same vehicle with other explosives unless:(a) the number of detonators, added to the number of microconnectors, does not exceed 5,000;
(b) the detonators and detonating relays are in a closed compartment, separated from the other explosives by a wooden partition having a thickness of at least 150 mm (5.9 in) or the equivalent; the partition shall be at least 150 mm (5.9 in) above the highest level reached by the stacking of explosives;
(6) a motorized vehicle containing explosives may not be left unattended;
(7) the engine of a motorized vehicle may not be left running during the loading and unloading of explosives, except during the unloading of explosives in bulk;
(8) only workers assigned to the handling of explosives may travel in a motorized vehicle transporting explosives;
(9) it is prohibited to smoke in a vehicle transporting explosives;
(10) it is prohibited to refuel a vehicle loaded with explosives except where the distance to be travelled with the explosives is greater than the range allowed by the capacity of the vehicle’s fuel tank; in such case, the vehicle shall nevertheless be refuelled before the explosives are loaded.