it was useful because it is flashy and pretty like me. :)
stop... A police officer assuming control of that intersection will have precedence over a traffic signal. If their signals are contrary to the traffic signal, you'll follow their signal.
Stop light is another name for a traffic signal.
traffic signal.
A signal light that is not working.
we control traffic by follows the signal
positive
traffic signal, sign etc
When approaching a flashing yellow traffic signal, you should proceed with caution and be prepared to yield to oncoming traffic or pedestrians.
A "signal plan" is typically a document that outlines how signals are used or managed, whether in traffic control or communication systems. It specifies signal timings in traffic or signal allocation in communication networks.
Pedestrian Signal
Yes. The requirement to signal always exists.
Traffic signals were invented by Garrett A Morgan in 1923.