The batteries can weigh almost as much as a small gas-powered car. The current guardrail system in place across the United States was developed as an “inexpensive, high-performing barrier.” ...

in which the sedan lifted the guardrail and passed under it. The tests showed the barrier system is likely to be overmatched by heavier electric vehicles, officials said. The U.S. Federal Highway ...

Travelers using state Highway 500 in east Vancouver should anticipate delays Sunday as maintenance crews from the Washington State Department of Transportation work to repair a damaged guardrail.