Traffic Signal Lighting Classification and Function
2016-09-26
Traffic lights traffic signals an important part, is the basic language of road traffic. Traffic lights from red (to indicate that traffic), green (represented allows passage), yellow (TableShown warning) components. Divided into: motor vehicle lights, non-motor vehicle lights, crosswalk lights, lane lights, directional lights, flashing warning lights, road and railway level crossing lights.
Traffic lights from red (to indicate that traffic), green (represented allows passage), yellow (warning indicates) components. Divided into: motor vehicle lights, non-motor vehicle lights, crosswalk lights, lane lights, directional lights, flashing warning lights, road and railway level crossing lights. Widely used in highway intersections, corners, bridges, there are security risks of dangerous sections, directing the driver or pedestrian traffic, and promote the smooth flow of traffic and avoid traffic accidents and accidents.
Color lights
The first time only the red and green colors, and later improved after the increase of a yellow light, red light means stop, yellow indicates ready, a green light indicates traffic. The reason why the use of these three colors, one is the three primary colors, other colors are also out on the basis of increase, on the other hand, with these three colors as traffic signals and also people's visual structure and psychological reaction.
Classification
Green signal green signal is allowed to pass the signal. Press the "Traffic Safety Law Implementation Regulations" states: green light
When light to allow vehicles and pedestrians, but the vehicles are not allowed to interfere with the turning was released straight road
Vehicles and pedestrians.
Red signal
Red signal is absolutely closed to traffic signals. When the red light to vehicular traffic. Without prejudice to the right turn of the vehicle to be released in the case of vehicles and pedestrians can pass. Forbidding signal is a red signal with forced sense, the case of this signal, banned in moving vehicles shall be parked outside of the stop line, pedestrian proscribed lines in the sidewalk waiting to be released; when the vehicle waiting for release, are not allowed to turn off , allowed the car door, all kinds of vehicle driver allowed to leave the vehicle; bicycle carts are not allowed to turn left from the junction outside the bypass, turn right straight allowed to use bypass methods.
Yellow signal
Yellow light, the vehicle has crossed the stop line can continue to pass. Meaning of yellow signal between the green signal and the red signal, both not to pass side, there are allowed to pass side. Yellow light, warning drivers and pedestrians over time, will soon be converted to a red light, you should stop your car at the back of the line, do not enter the pedestrian crosswalk. But too close to the vehicle as a result of the inconvenience and parking across the stop line, you can remain in use. Pedestrians in the crosswalk has been depending on the case to the car, or as soon as possible by, or standing still, or returned to the original place.
Flashing warning lights
Persistent blinking yellow light, indicating the vehicle, pay attention to pedestrians when Outlook, confirm safe passage. This lamp does not control the traffic ahead and make the role of the line, some suspended above the intersection, and some traffic lights in the night after the cessation of the use of only one of the yellow plus flash to alert vehicles, pedestrians in front of the intersection, be careful driving, watching carefully, safe passage. Flashing warning lights flashing at intersections, vehicles, pedestrians when, that is, to comply with the principle of ensuring safety, but should not have to comply with traffic signals or traffic signs traffic intersection control provisions.
Directional lights
Direction command signal is a dedicated vehicle traveling direction indicating lights, through different arrows pointing to indicate the vehicle straight, turn left or right. It consists of red, yellow, green arrow pattern composition.
Traffic signal baton
Traffic police issued a stop signal rod holding, closed to vehicular traffic. Vehicle has crossed the stop line can pass; when the traffic police issued a straight signals, to allow the vehicle straight and turn right in the vehicle was released without prejudice to vehicle traffic can pass under; when the traffic police issued a left turn signal, left turn vehicle and permit straight passage of the vehicle, the vehicle turn right parties and T-junction to the right of straight bars indicate no vehicle was released without prejudice to the case of vehicle traffic can pass.
Driveway lights
Lane light by the green arrow lights and red lights fork and set in the variable lane, lane only for the work. When the green arrow lights, Pets direction indicated by the vehicle lane traffic; when the red arrow shaped light or lights, prohibit vehicular traffic lane.
Crosswalk signal lights
Crosswalk lights from red, green and white lights composition. Red mirror on a stand-up guy image, in the face of a green walking man image. Crosswalk lights located in the pedestrian flow of the intersection crosswalk important ends. Lamp for roadways, and vertical center of the road.
