OAKLAND -- A man killed while riding his motorcycle Wednesday afternoon has been identified by the Alameda County Coroner.

Chad Goodwin, 38, of Turlock was in a collision with a truck about 4:40 p.m. in the 26000 block of Palomares Road at Paloverde Road. Witnesses stopped and performed CPR, but Goodwin died at the scene, a spokesman for the CHP spokesman said.

No one else was injured and the driver of the truck cooperated with authorities.

The crash remains under investigation but preliminary reports show the motorcyclist crossed over the center line and hit a truck head on, a CHP spokesman said.

Reach Kristin J. Bender at kbender@bayareanewsgroup.com. Follow her at Twitter.com/kjbender.