The sign you provided, Transition arrow - without oncoming traffic, 2-lane to the left, indicates a change in the road layout where two lanes are provided for vehicles turning left. The sign suggests that there will be no oncoming traffic in the opposing direction, allowing vehicles to safely move into the left lanes.

When you see this sign, you should prepare to follow the indicated lane change and ensure that your turn is made safely, checking for any pedestrians or cyclists as you proceed. It’s important to stay within the designated lanes while turning and to be aware of surrounding traffic. This sign helps facilitate smoother traffic flow at intersections where left turns are common.