Regulation 154A manager of a mine shall ensure that a locomotive which is used in the mine is provided with(a) an efficient braking system which has two means of operation one of which can be applied by direct mechanical action;(b) a means of giving adequate audible warning;(c) a safe operating position for the driver; and(d) adequate lighting to be used when the locomotive is operating underground or when it is operating on the surface between the hours of sunset and sunrise and the lighting, where the locomotive is(i) pulling a train of vehicles, consists of a white light affixed to the front of the locomotive capable of illuminating the way ahead for a distance of at least sixty metres and a red light affixed to the last vehicle in a manner that makes that light clearly visible from the rear; or(ii) pushing a train of vehicles, consists of a white light affixed to the front of the leading vehicle of the train capable of illuminating the way ahead for a distance of at least sixty metres and a red light affixed to the locomotive in a manner that makes that light clearly visible from the rear; or(iii) moving without a train of vehicles, consists of a white light affixed to the leading end of the locomotive capable of illuminating the way ahead for a distance of at least sixty metres and a red light affixed to the other end of the locomotive in a manner that makes that light clearly visible from the rear.