Section 484B.303 - Disobedience of directions of device for control of traffic unlawful; additional penalty for violation committed in work zone or pedestrian safety zone1. Whenever official traffic-control devices are erected indicating that no right or left turn is permitted, it is unlawful for any driver of a vehicle to disobey the directions of any such devices.2. A person who violates any provision of this section may be subject to any additional penalty set forth in NRS 484B.130 or 484B.135.(Added to NRS by 1969, 1498; A 2003, 3241; 2015, 1569)-(Substituted in revision for NRS 484.335) Amended by 2015, Ch. 312,§17, eff. 10/1/2015.(Added to NRS by 1969, 1498; A 2003, 3241)-(Substituted in revision for NRS 484.335 )