UPDATE: The SigAlert was cancelled at 12:03 pm, according to the CHP.

LONG BEACH, CA — The Pacific Coast Highway on-ramp to the northbound 710 Freeway is expected to be closed until around 12:45 pm due to a traffic accident, according to the California Highway Patrol.

At approximately 9:35 am, a big rig overturned and blocked the slow lane on the northbound Long Beach (710) Freeway near the PCH onramp, the CHP said.

No injuries have been reported.

City News Service contributed to this report.