Section 192(16) in The Coal Mines Regulations, 2011
(16)Every vehicle used for the transport of explosives shall be carefully inspected once in every 24 hours by a competent person, to ensure that-(a)fire extinguishers are filled and in place;(b)the electric wiring is well insulated and firmly secured;(c)the chassis, engine and body are clean and free from surplus oil and grease;(d)the fuel tank and feed lines are not leaking; and(e)lights, brakes and steering mechanism are in good working order.