PHILADELPHIA—The driver of a tanker truck hauling gasoline lost control on a curved off-ramp on Interstate 95, causing the truck to flip and catch fire, leading to the collapse of the northbound lanes in early June, federal safety officials said Thursday in a preliminary report.
The National Transportation Safety Board’s brief report outlined what happened on June 11, when an elevated section of Interstate-95 collapsed after the tanker truck caught fire underneath it. It largely confirmed what state officials said earlier.
The truck, which was a combination vehicle composed of a truck tractor and a tank trailer, was hauling 8,500 gallons (about 32,200 liters) of gasoline from Wilmington, Delaware, to a gas station located on Oxford Avenue in Philadelphia, according to the report. It was operated through an affiliate carrier leased to Penn Tank Lines….