MADISON, Wis. -

A University of Wisconsin employee who died in after a lift fell on top of him Tuesday is identified as Kenneth J. Newman, 63, of Prairie du Sac, according to the Dane County Medical Examiner.

The office says preliminary autopsy results indicate Newman died of injuries he sustained in the collapse.

UW Police said Newman was working at the Arts Loft Building at 111. N. Frances St. and was injured when an outdoor lift fell on top of him shortly before 2 p.m. Tuesday.

It's not known if the accident is due to mechanical failure or human error.

The Madison Fire Department was called to extricate Newman and take him to a hospital.

UW police are investigating the incident.