MANDAN (AP) - The Highway Patrol has identified a Bismarck man killed in a motorcycle crash on an area road.

Authorities say 46-year-old Mark Harris died shortly after 6 p.m. Tuesday, after he failed to negotiate a curve as he approached an intersection at North Dakota Highway 1806. The motorcycle went in the ditch and overturned.

The patrol says Harris was not wearing a helmet and suffered head injuries after he was thrown from the cycle. He died at a Bismarck hospital.