Signal by hand and arm or signal lamp or device authorized.

Any signal required by chapters 484A to 484E, inclusive, of NRS to be made by a driver when making a turn or a stop must be given either by means of a hand and arm or by a signal lamp or signal device of a type approved by the department, except if a vehicle is so constructed or loaded that a hand and arm signal would not be visible both to the front and rear of the vehicle, the signals must be given by a signal lamp or signal device. (Added to NRS by 1969, 1498; A 1985, 1946)—(Substituted in revision for NRS 484.345)