§ 27-51-404 - Signals to stop or turn.
               	 		
27-51-404.    Signals to stop or turn.
    (a)  Any  stop or turn signal when required in this subchapter shall be given  either by means of the hand and arm or by signal lamps, except as  otherwise provided in subsection (b) of this section.
(b)  Any  motor vehicle in use on a highway shall be equipped with, and the  required signal shall be given by, signal lamps when the distance from  the center of the top of the steering post to the left outside limit of  the body, cab, or load of the motor vehicle exceeds twenty-four inches  (24'') or when the distance from the center of the top of the steering  post to the rear limit of the body or load exceeds fourteen feet (14').  The latter measurement shall apply to any single vehicle and also to any  combination of vehicles.