Mandatory Left Turn Traffic Sign - Official Road Signage Guide #22 (License: Personal Use)

This is a regulatory traffic sign used internationally to indicate that drivers must make a left turn at the upcoming junction or lane. The sign features a bold white arrow on a blue circular background with a white border, conforming to Vienna Convention standards. It is typically mounted above or beside the road well before the turn point to ensure driver compliance and road safety.

Used on roads, highways, and urban intersections where traffic flow requires mandatory directional changes; matches user intent for understanding road signs, driver education, or legal compliance resources.