Traffic Lights Explained – Learn What US Traffic Signals Mean

Learn about different traffic lights, their meanings, and how to drive when facing different types of traffic lights. Covers the traffic signal lights in the USA.

Traffic signals are used to control traffic at intersections by guiding and regulating the flow of traffic. Drivers, cyclists, and pedestrians must obey and understand the different traffic signals. Traffic signals can be 3 colors (red, yellow, and green) that are either flashing or steady.

We will go through the following lights:

• Steady red light
• Steady yellow light
• Solid green light
• Flashing red light
• Flashing yellow light
• Red arrow
• Yellow arrow
• Flashing yellow arrow
• Green Arrow
• Overhead Lane control signals
• Where to stop when facing a traffic light at an intersection