OSP: Wash. man drove through fence, crashed into trailer

After the crash, he was airlifted to a nearby hospital for life threatening injuries

Peter W. Flohr, 47, was critically injured in a crash near Sutherlin. November 20, 2016, (OSP)

PORTLAND, Ore. (KOIN) – A Washington man was critically injured after his vehicle left Interstate 5, crashing through a fence and striking a trailer, authorities say.

Oregon State Police said Peter W. Flohr, 47, of Peshastin, Wash. was driving a 1999 GMC Suburban south near Sutherlin on Saturday night.

Around 8:15 p.m., Flohr left the interstate, crashed through a fence and went through the parking lot of a trucking company. It was there he hit a parked semi-truck and then a semi-trailer, according to OSP.

After the crash, he was airlifted to PeaceHealth Sacred Heart Medical Center at RiverBend for life threatening injuries.

Investigators are looking into fatigue and speed as contributing factors to the crash.

Multiple law enforcement agencies responded to the crash.