UPDATE 12:13 p.m. Tuesday, Oct. 8, 2019 - Both lanes on southbound Interstate 5 have reopened.
Crews are working to clean up the mess. The crash happened just after 9 a.m. in the construction zone on southbound I-5, the big rig overturned, spilling powder all over the streets, CHP said.
The CHP said at least two other vehicles were involved in the crash, no injuries were reported.
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SHASTA COUNTY, Calif. - Interstate 5, north of Knighton Road, southbound traffic is slowing due to an overturned big rig, Caltrans District 2 said.
The southbound lane is partially blocked due to the overturned big rig, Caltrans is telling the public to expect delays in the area.
Action News Now has a reporter at the scene, we will share the latest developments as they become available.