
Traffic police hand signals include stop, go straight, left turn, left turn yield, and pull over. Below is relevant information: Stop and Go Straight: The left arm is extended straight forward and upward with the palm facing forward, indicating that vehicles ahead are not allowed to proceed. The left arm is extended horizontally to the left with the palm facing forward; the right arm is extended horizontally to the right with the palm facing forward and then swings to the left, allowing vehicles on the right to proceed straight. Left Turn: The right arm is extended straight forward with the palm facing forward; the left arm and hand are extended straight to the right front and swing with the palm facing right, allowing vehicles to make a left turn. A U-turn is permitted if it does not obstruct the passage of vehicles given the right of way. Left Turn Yield: The left arm is extended downward to the left with the palm facing down; the left arm and hand swing downward, allowing left-turning vehicles on the left to enter the intersection, approach the center of the intersection along the left-turn direction, and wait for the left-turn signal. Pull Over: The left arm is extended forward and upward with the palm facing forward; the right arm is extended forward and downward with the palm facing left; the right arm swings horizontally to the left, indicating that the vehicle should pull over.


