4 5 3 1. This sign indicates that two lanes of traffic are permitted to turn left. The traffic in the left lane must turn left, traffic in the other lane has a choice. 2. If you see this sign facing you, you are driving the wrong way on a one-way street, and you are directly opposing the flow of traffic. 3. 2 4. 6 1 Making a U Turn at an intersection where this sign is posted is prohibited. Indicates the speed at which the exit ramp from a freeway or expressway may be traveled safely. 5. Indicates the maximum speeds permitted on the roadway for daytime and nighttime. 6. Turning left at an intersection where this sign is posted is prohibited.