DUBLIN (KRON) — One person has died Tuesday morning after their car fell down a hill off of I-580 in Dublin, authorities said.

The two-car accident happened around 5:35 a.m. on eastbound I-580 just west of the Grant Line Road offramp, according to California Highway Patrol officials.

CHP said two cars fell down a hill or an embankment.

The number four lane remained closed as crews worked to retrieve the vehicles, according to CHP.

Further details about the accident are unknown at this time.

Stay with KRON 4 News for updates.