316.152 Turning on curve or crest of grade prohibited.—No vehicle shall be turned so as to proceed in the opposite direction upon any curve, or upon the approach to, or near, the crest of a grade, where such vehicle cannot be seen by the driver of any other vehicle approaching from either direction within 500 feet. A violation of this section is a noncriminal traffic infraction, punishable as a moving violation as provided in chapter 318.