Turn left ahead
In Arabic:انعطف إلى اليسار أمامك
What it means
All traffic must turn left at the junction ahead. Round blue signs give orders you must follow.
About regulatory signs
Regulatory signs give orders. A red ring tells you something is not allowed, a blue disc tells you what you must do, and STOP and GIVE WAY have shapes of their own. Speed-limit signs show the number in Western digits with Arabic-Indic digits below.
