Driver to be licensed by state fire marshal

Vehicles transporting explosives shall only be driven by and be in charge of a driver licensed by the State Fire Marshal to transport explosives. The driver must be physically fit, careful, capable, reliable, able to read and write the English language proficiently, and not addicted to the use or under the influence of intoxicants, narcotics, or drugs, and not less than 21 years of age. He shall be familiar with the traffic regulations, State laws, and the provisions of these regulations, and possess a valid motor vehicle operator license.