PUTNAM COUNTY — A Delphos man was killed in a single-vehicle crash at approximately 10 p.m. Thursday.

According to Ohio State Highway Patrol reports, Collin D. Wieging, 21, was operating his 2005 Nissan southbound on State Route 189 just north of County Road R. An eyewitness observed Wieging traveling at a speed higher than the post 55 mph, passing another motorist and traveling off the right side of the roadway and striking a culvert.

Wieging, who was not wearing a seat belt at the time of the crash, was pronounced dead on the scene.

The accident is being investigated as an alcohol-related fatality.