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Yellow diamond showing a black traffic light with red, yellow, and green lenses
MUTCD
W3-3
Category
warning
Color
yellow
Shape
diamond

Signal Ahead Symbol

A traffic light is ahead; prepare to stop if the light is red or changes.

Alerts drivers to a traffic light that may not be visible far enough in advance, often on high-speed approaches or beyond a curve or crest. Cover the brake and watch the signal indication so you can stop smoothly if required.

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Reverse Turn (Left)
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