The Red, Yellow, and Green Light - Signal light controlled intersections are typically the highest volume and the most dangerous. REGULATE the speed and movement of traffic.INFORM you of local regulations and practices.GUIDE you to your destination by identifying the route.WARN you of hazards ahead that might otherwise be difficult to see.Traffic signs can help you be a better driver because they: Signals: The two-way signal is to direct traffic flowing from two different directions with the exception of signals with turning arrows which should be in accordance with one another. A flashing red light has the same meaning as a stop sign. The driver of a vehicle must come to a complete stop before proceeding through the intersection. At a stop sign, the purpose of the limit line is to prevent the driver from entering the crosswalk or intersection inadvertently or at an excessive speed and shows the driver where to make the stop before proceeding through. The stop sign calls on the driver to make a mandatory stop and proceed when safe. When a flashing yellow light is observed, the driver should be cautious both prior to and while passing through the intersection. A flashing yellow light has the same meaning as a yield sign. A yield sign calls on the driver to do the following: Slow down, defer to oncoming or intersecting traffic, stop when necessary, proceed when safe, and remain aware of oncoming vehicles. These signs alert the driver to any upcoming hazards or road conditions that do not reflect an Immediatee condition. Yield signs are red and white with red letters. The average lifespan of a traffic sign is seven years. They are made out of rust resistant heavy duty steel or aluminum with reflective sheeting for maximum visibility during the day and maximum reflectivity at night when light shines on them. Department of Transportation specifications. Traffic signs must meet both individual state and U.S. Always be alert to what is happening on the road. Every driver needs to be extra careful when the weather is bad or when changing lanes, turning on a red light, passing, approaching intersections or merging into traffic. The shape of a road sign can tell you as much about the sign's message as its color. There is a host of information available on the roadways, directing the flow of traffic and the interaction of the driving environment.
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