Traffic Light Signal Diagram - Red, Yellow, Green Meaning & Usage #256984 (License: Personal Use)

This image displays a standard vertical traffic signal with three circular lamps: red (top), amber/yellow (middle), and green (bottom), housed in a black casing with visors to reduce glare. The lights are illuminated in sequence to control traffic movement at intersections, ensuring orderly and safe passage. Such signals are foundational to modern transportation infrastructure and road safety protocols worldwide.

Used on transportation, driver education, traffic engineering, and public safety web pages; matches user intent for understanding traffic rules, studying for driving tests, or designing road signage systems.