An overturned vehicle shut down at least two lanes of Highway 101, near Menlo Park, Sunday evening, causing a massive traffic backup in the northbound direction.
A Sig-alert was issued at about 8:30 p.m. for the crash, which was blocking the middle lanes of northbound 101 at Willow Road, the California Highway Patrol said.
It was not immediately known if there were any injuries or if other vehicles were involved in the crash.
All lanes reopened at about 9:10 p.m.
No further details were immediately available.
This post was originally posted at http://www.nbcbayarea.com/news/local/Rollover-Crash-on-Highway-101-Causes-Massive-Backup-on-Peninsula-503423651.html.