3-vehicle crash on eastbound I-80 in Rocklin blocked lanes, causing traffic delays and SigAlert.

Major crash on eastbound I-80 in Rocklin blocked lanes, causing traffic delays and heavy congestion. The incident, involving three vehicles, occurred near Rocklin Road and prompted a SigAlert. One lane was reopened at 6 am, but traffic remained slow. The cause of the crash and extent of injuries are currently unknown. Drivers should expect heavy traffic during morning commute hours.