Señal de Semáforo adelante
MUTCD W3-3
Adelante hay un semáforo; prepárese para detenerse.
Cómo se ve
A yellow diamond warning sign showing a black symbol of a traffic signal with red, yellow, and green lights to warn of a signal ahead.
Cuándo la verás
It appears before a traffic light, especially where the signal is hard to see because of a curve, hill, or high approach speed.
Qué hacer
Slow down and be ready to stop, since the signal ahead may be red or about to change.
Señales relacionadas
Fuente: Manual de Dispositivos Uniformes de Control de Tránsito (MUTCD), 11.ª edición — FHWA.