A motorcyclist died during a collision on Treat Blvd. at Oak Grove Rd. in Concord on Thursday night just before 11pm.
Westbound Treat Blvd. (towards Walnut Creek) is shut down at San Simeon. The road will be shut down for several hours while police investigate the crash.
The victim’s identity has not been released at this time.
Please use caution if you’re in the area.