OAKLAND, Calif. (KRON) — Traffic was severely delayed on Interstate 580 in Oakland on Wednesday after a motorcycle crash. California Highway Patrol told KRON4 that all lanes are now open after two were closed in each direction.

The crash occurred on I-580 near the 106th Avenue off-ramp. A motorcyclist traveling westbound lost control and hit the center divide, CHP said.

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He was ejected from the motorcycle and landed in an eastbound lane, where he was struck by a vehicle. CHP said the driver was going at a high rate of speed, but it is not known what caused the crash. CHP confirmed that the motorcyclist died.