The California Highway Patrol has closed Highway 58 for a second time.
Police announced the closure shortly before 4 p.m. Saturday. Access is restricted eastbound at Tower Line Road in Bakersfield and westbound west of Mojave.
No estimated time was given for reopening.
Authorities said to use alternate routes and expect delays.
As of Saturday evening, Interstate 5 over the Grapevine was still open.
For traffic and road condition updates, visit www.dot.ca.gov. Click on the travel tab under "highway conditions."