GASTONIA, N.C. – A man was killed after he slammed into a tractor-trailer on I-85 in Gaston County Thursday morning, officials said.

According to Gastonia Police, 46-year-old Charles Robert Lowery, of Gastonia, was driving a 1987 Chevrolet S-10 pickup truck in the northbound lanes of I-85 when he rear-ended a tractor-trailer that slowed for road construction.

Police said Lowery was not wearing a seat belt during the crash. Investigators don’t suspect speed or alcohol to be factors in the cause of the crash.