41-6a-801. Turning -- Manner -- Traffic-control devices.
The operator of a vehicle shall make turns as follows, and a violation of this section is an infraction:
(1) Right turns: both a right turn and an approach for a right turn shall be made as close as practical to the right-hand curb or edge of the roadway.
(2) Left turns: the operator of a vehicle intending to turn left shall approach the turn from the extreme left-hand lane for traffic moving in the same direction; whenever practicable, shall be made by turning onto the roadway being entered in the extreme left-hand lane for traffic moving in the new direction, unless otherwise directed by a traffic-control device; and may be made on a highway across solid double yellow line pavement markings indicating a two-direction, no-passing zone.
(3) Two-way left turn lanes: where a two-way left turn lane is provided, a left turn may not be made from any other lane; a vehicle may not be driven in the two-way left turn lane except when preparing for or making: a left turn from or into the roadway; or a U-turn except when prohibited by a traffic-control device; except as provided under Subsection, the operator of a vehicle intending to turn left may not enter a two-way left turn lane more than 500 feet prior to making the turn; (3)(c)(ii) if traffic in the two-way left turn lane extends beyond 500 feet, the operator of a vehicle intending to turn left may enter the two-way left turn lane immediately upon reaching the last vehicle in the two-way left turn lane; the operator of a vehicle that has turned left into the two-way left turn lane may not travel in the lane more than 500 feet unless the operator intends to turn left and Subsectionapplies; and (3)(c)(ii) the operator of a vehicle may not travel straight through an intersection in a two-way left turn lane.
(4) A highway authority in its jurisdiction may provide exceptions to the provisions of this section by erecting traffic-control devices directing a different course to be traveled by turning vehicles. The operator of a vehicle may not turn a vehicle in violation of a traffic-control device erected under Subsection. (4)(a)