In the United States, standard traffic lights rotate in a specific order; they change from green to yellow then red. The U.S. Department of Transportation notes that the timing sequence that guides the length of each seg... More » Government & Politics Law Driving Laws

There are two traffic signal sizes, differentiated by their approximate lens diameter, 8 inch or 12 inch. The 8-inch traffic signals are approximately 30 inches tall, 9.5 inches wide and 6 inches deep. The 12-inch signal... More » Science Measurements

Traffic lights allow maximum vehicle efficiency at intersections. They also provide a safe and easy to understand signal that tells motorists when it is safe for them to proceed through an intersection. More » Government & Politics Law Driving Laws
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The best way to avoid getting a red light traffic ticket is by stopping when the traffic lights turn red. It is also prudent to make a complete stop whenever there is a stop sign. Traffic laws are implemented to bring or... More » Government & Politics Law Driving Laws

The color scheme of traffic lights is the result of borrowing from railroad signaling schemes of the time, according to Mental Floss. The first traffic lights were green and red, and amber later became the third color to... More » Government & Politics Law Driving Laws

In order to dispute a ticket for a traffic violation, an individual can represent himself or herself or hire an attorney to represent them, at least two court dates must be attended and possibly a jury trial where facts ... More » Government & Politics Law Driving Laws

Twin Green Traffic Signals and Traffic Light Wizard sell old traffic lights and traffic light parts online, many of the units refurbished and in working order. Dated traffic lights replaced by municipalities are specialt... More » Home & Garden Decor Lighting