Examples

Condition of damage

   Carcass cords are broken up at shoulder and / or sidewall

Causes  

• 1. Bad distortion or pinching between object and wheel(tyre)
• 2. Hard hit against the object
• 3. Low inflation pressure
• 4. Low aspect ratio tire is more likely to get CBU

Recommendations

• Stop to use the damaged tyre
• 1. Drive carefully to avoid obstacles. If the obstacles cannot be avoided, reduce the speed
• 2. Check tyres frequently, and remove foreign materials between the duals
• 3. Use tyres under the recommended air pressure and load