BATON ROUGE - Police are investigating a deadly single-vehicle crash on Highland Road Tuesday morning.

According to the Baton Rouge Police Department, 24-year-old Ardyce Dupuy was traveling in the 1300 block of Highland Road around 1:15 a.m. Tuesday. For reasons unknown, police say Dupuy failed to navigate a turn and crashed into a concrete bridge barrier.

Police determined Dupuy was not wearing a seat belt at the time of the crash and he was pronounced dead at the scene.

Officers suspect speed was a factor in the crash.

The investigation is ongoing.