Normally, the tire sidewall is severely damaged as in the picture shown on the right. In the case of bias tires(cross-ply tires), the inner carcass cords may separate and may be exposed on the surface

• 1. Continuous running after puncture
• 2. Excessive underinflation(close to a flat condition)

Stop to use the damaged tire

• 1. Stop the vehicles as soon as a flat tire is aware of, and change the flat tire to spare tire immediately
• 2. Check air pressure frequently
• 3. Check any nails imbedded in tread or other external damage frequently