Police said Brehony had left his home on South Springwater Road, east of Oregon City, and was heading to the funeral for Howell "Hal" Birdwell of Vancouver, who earned a Purple Heart while serving in the U.S. Army during the Vietnam War. Birdwell, 67, was a member in good standing of the Patriot Guard Riders.
At 7:51 a.m., Brehony collided with a car at Bakers Ferry Road. He was declared dead at the scene.
Cause of the crash remains under investigation by Clackamas County Crash Reconstruction and Forensic Technicians.
Brehony's wife, Pat, 67,was following him in another vehicle and witnessed the crash.