CHP : Residual delays on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes open. Expect delays.
Apr 4, 6:15 PM
CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area.
Apr 4, 5:45 PM
CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area.
Apr 4, 4:45 PM
CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area.
Apr 4, 4:00 PM
CHP : Severe traffic alert and Traffic Collision on CA-1 Northbound north of Gravenstein Hwy (Valley Ford). All lanes blocked. Avoid the area.
Apr 4, 3:45 PM
Source: 511_sfbay · ID 511.org/1477029
First seen Apr 4, 2026 3:45 PM