Traffic control signal.

RCW 46.04.600
in effect
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"Traffic control signal" means any traffic device, whether manually, electrically, or mechanically operated, by which traffic alternately is directed to stop or proceed or otherwise controlled. "Traffic control signal" means any traffic device, whether manually, electrically, or mechanically operated, by which traffic alternately is directed to stop or proceed or otherwise controlled.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=46.04&full=trueFetched: 6/29/2026

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