The legal minimum depth of tread for car tyres over three quarters of the breadth is

ما هو الحد الأدنى القانوني لعمق الجزء من العجل الملامس للأرض على مدى ثلاث أرباع العرض المركزى؟

Explanation: Tyres must have sufficient depth of tread to give them a good grip on the road surface. The legal minimum for cars is 1.6 mm. This depth should be across the central three quarters of the breadth of the tyre and around the entire circumference.

Category: Arabic - Safety and Your Vehicle

References: The Official DVSA Guide to Driving: Section 14, Highway Code: Page 129