One person was killed in a crash along northbound Highway 101 at the Willow Rd. offramp in Nipomo on Wednesday.
It happened just before 4:15 p.m.
According to the California Highway Patrol, the crash involved a semi-truck that lost its load after colliding with a guardrail. The heavy equipment the truck was hauling rolled off the highway and landed on top of two vehicles that were on the offramp below.
No other injuries were reported.
The northbound Willow Rd. offramp was closed to traffic as a result of the crash. The northbound slow lane was also closed starting at Tefft Street.
Motorists are advised to expect heavy traffic and take an alternate route if possible.