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A single yellow light warning of a stop.
Also known as: French warning aspect, Single yellow French
The French signal avertissement, one yellow light, warning that the next signal requires a stop.
Warns that the next signal requires a stop on the French network.
Contexts: Public information
Warns of both kinds of stop without distinguishing them, so a driver learns which is ahead only on reaching it.
Contexts: Public information
A single lit lamp on the signal head, placed where the stop lamps are dark.