Rivian R1T crashes into guardrail as heavy EV Earlier this year, researchers at the Midwest Roadside Safety Facility in the United States conducted crash tests with a Rivian R1T, an electric car that weighs more than three tons. The researchers wanted to know if the guardrail could withstand a heavy-duty EV driving straight into it at breakneck speed. The answer: no. The spectacular video below makes that clear.