California firefighters wanted to spray 50,000 gallons of water to extinguish a roadside Tesla Semi hearth, the US Nationwide Transportation Security Board (NTSB) introduced in a preliminary report. Crews additionally used an plane to drop hearth retardent within the “rapid space as a precautionary measure,” based on the company.
The crash occurred at 3:13 AM on August 19 on the I80 freeway east of Sacramento. The tractor-trailer departed the roadway whereas navigating a curve, struck a site visitors delineator and finally hit a tree. The driving force was unhurt however taken to hospital as a precaution.
The Tesla Semi’s giant 900kWh battery caught hearth and reached a temperature of 1,000 levels F whereas spewing poisonous fumes. It continued to burn into the late afternoon as firefighters dowsed it with water to chill it down (Tesla despatched a technical skilled to evaluate high-voltage hazards and hearth security). It wasn’t till 7:20 PM (over 16 hours after the crash) that the freeway was reopened.
All of that caught the eye of the NTSB, which sent a team of investigators, primarily to look at the hearth dangers posed by giant lithium-ion battery packs. The company — which may solely make security suggestions and has no enforcement authority — mentioned that “all features of the crash stay beneath investigation whereas the NTSB determines the possible trigger.”
Given the lengthy highway shutdown time, dangerously scorching hearth and poisonous fumes, the accident is more likely to provoke quite a lot of dialogue out and in of presidency. The NTSB concluded in 2021 that battery fires pose a danger to emergency responders and that producers’ tips round such fires had been insufficient.
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