, Utah Highway Patrol
Stephen Trottier, 55, of La Mirada, Calif., suffered head and neck injuries when he crashed his motorcycle Wednesday, Nov. 7, 2012, on state Route 191 in Daggett County. Trottier died Thursday, Nov. 8, 2012, as a result of those injuries.

DUTCH JOHN, Daggett County — A California man has died from injuries sustained in a Wednesday night motorcycle crash, according to the Utah Highway Patrol.

Stephen Trottier, of La Mirada, Calif., was riding on state Route 191 about 4:50 p.m. when his motorcycle left the roadway for unknown reasons, hit a tree and overturned, said UHP trooper Matt Pratt.

Trottier, 55, was found about 15 feet from his motorcycle. He was wearing a helmet and protective clothing, but suffered serious injuries to his head and neck, Pratt said.

Troopers closed the road in both directions to allow a medical helicopter to land at the scene. Trottier was flown to a Wasatch Front hospital, where he died Thursday morning, Pratt said.

The cause of the crash remained  under investigation.

Geoff Liesik

Twitter: GeoffLiesik