ST. LOUIS (CBSDFW.COM/AP) — It was before sunrise Monday when a massive piece of aluminum fell from a flatbed trailer. The metal, weighing some 34,000 pounds, crashed onto the truck pulling it and killed a 5-year-old Texas girl.

The aluminum fell from the trailer while traveling on Interstate-55 near St. Louis.

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The accident happened about 5:30 a.m. Monday on the Poplar Street Bridge. Illinois State Police have not identified the child, who was from Texarkana, Texas.

The girl was riding in the sleeper berth of a Peterbilt truck that was hauling the massive piece of aluminum on a flatbed trailer. The truck struck the concrete center median and the aluminum piece became unstrapped. It struck the rear of the truck, causing it to overturn.

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The girl was ejected. She died at a nearby hospital.

The truck driver, 44-year-old Janette Kirby of Texarkana, and two male passengers ages 15 and 17 were treated for minor injuries.

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(© Copyright 2019 CBS Broadcasting Inc. All Rights Reserved. The Associated Press contributed to this report.)