On February 21, the NTSB was notified of an accident on I-75 near Lake City, Fla., in which a 15-passenger van overturned and ejected passengers following a tire tread separation. Investigating crashes following tire failures is nothing new to us. At the time of the Florida accident, a team of our investigators was still on the scene of another tire-related crash that had occurred less than a week earlier in Centerville, La.
In the Louisiana crash, an SUV experienced a tire tread separation, veered out of control across a grassy center median area, and crossed directly into the path of a school bus carrying a high school baseball team. In these two crashes alone, six people died and 38 were injured.
These two accidents prompted us to begin a special investigation focused on tire safety.
Although the special investigation…
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