Road traffic lights set the request:

1, the setting of traffic light should agree with road traffic safety, dredge requests and national standards, and adhere to a clear, bright, accurate and complete.

2, on both sides of the road and the barrier strip on the planting of trees or other plants, set the billboards, pipelines, etc., shall adhere to the necessary interval and traffic facilities, and shall not be blocked traffic lights, shall not hinder the safe range, shall not affect traffic.

3, science set the traffic lights. A period of time, such as peak and trough differential passage time Settings, progress on the way pass power; Yellow light set at night, if some district of main and branch actively adjust the yellow light at night; Divergence straight road green light setting, and so on.

4, the setting of traffic lights, attention should be paid to the rationalization. For example, a pedestrian crossing the green light time according to the pedestrian walking speed and reasonable set the width of the road, must always keep the pedestrians have to meet after a zebra crossing. Through setting up reasonable traffic light, gentle and traffic congestion can be useful to cut traffic load, reduce traffic accidents, and then add the traffic safety.

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