2022-08-26
Traffic signs: Traffic signs or road signs inventory overhead signs, ground mount information signs and give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones later; signs with directional arms were introduced for example fingerposts. Regulatory signs, warning signs, guide sings, Emergency management signs, Temporary traffic control signs, school signs, railroad signs, Bicycle sign
Traffic signals: Traffic signals are designed to ensure an orderly flow of traffic, provide an opportunity for pedestrians or vehicles to cross an intersection and help reduce the number of conflicts between vehicles entering an intersection from different directions. Traffic signals control vehicle and pedestrian traffic by assigning priorities to various traffic movements to influence traffic flow.
Traffic lights are internationally standardized by the Vienna convention on road signs and signals. Traffic lights alternate the right of way accorded to users with a sequence of illuminating lamps or LEDs of three standard colors, Green light, Amber light, Red light.
