321.312 Turning on curve or crest of grade. 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 or hill, where such vehicle cannot be seen by the driver of any other vehicle approaching from either direction within five hundred feet. [C39, §5025.02; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §321.312] Referred to in §805.8A(6)(m) For applicable scheduled fine, see §805.8A, subsection 6
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