A 30-year-old Slidell man died in a single-vehicle crash Sunday on U.S. 90 near U.S. 190 in Slidell, officials said.

Shortly after 10:30 p.m., Preston Blake Marchant was driving a 2006 Toyota Scion on U.S. 90 eastbound when his vehicle went off the right side of the roadway and crashed into a tree, Louisiana State Police said in a news release. Marchant, who was not wearing a seat belt, was ejected from his vehicle as it crashed into the tree.

Marchant sustained severe injuries and was transported to Ochsner Medical Center – North Shore, where he later died.

State Police do not suspect impairment was a factor in the crash. Blood samples were obtained and will be analyzed.

The crash remains under investigation.