Waymo robocars will be on the streets of most Bay Area towns and cities after getting the OK for a major expansion across California.
A vehicle on its side was reported in Oakville.
Local agencies said they could not provide an estimate of when both lanes will reopen.
Crews are on the scene of an incident involving a vehicle over the side of the road.
Crews from C​AL FIRE/Napa County Fire, Calistoga Fire, CHP and AMR ambulances responded to the two-vehicle traffic collision.
Extrication team was dispatched to the scene of a head-on crash on HWY-128 shortly after 7 p.m.
All traffic, especially commercial vehicles, should follow detours.
CHP is still investigating a fatal head-on crash involving a gravel truck pulling two trailers, a DirecTV van, and a Jeep.
A morning crash killed a motorcyclist and shut down traffic between Trancas Street and Hardman Avenue.
City warns weekday commuters in Napa to schedule extra time for delays due to lane closures and detours beginning Monday morning.
Ever turn into a parking lot to avoid stopping at a red light? Don't do it in Napa or you could soon face a fine.
The city has not given an estimate of when the water main break will be repaired.
BREAKING: The Napa County Sheriff's Office said to use alternate routes.
The closure is set to be in place much of Wednesday, the city advised.
Police expected a section of Soscol Avenue to stay closed for the remainder of the night.
Following the change, the intersection will be closely monitored for any issues or concerns, Napa County Public Works said.
The discussion will center on an environmental report conducted for the widening project.
Caltrans is conducting nightly sea-level rise mitigation work on eastbound SR-37.
Caltrans also advised of single-lane closures that will impact the on- and off-ramps at Lincoln Avenue.
A Napa County hazmat team responded. Two people who were trapped inside had to be hospitalized.
The fine is $445 for going through a red light or turning right on a red arrow.
Caltrans work at the intersection is expected to cause delays, according to a Napa County traffic advisory.
The spill caused an 8-hour closure of Sears Point Road.
The project includes nearly $20 million in Senate Bill 1 funds to replace outdated intersection with an overpass and two roundabouts.
Caltrans is keeping one lane of traffic open on the north—and southbound sides, but motorists should still expect traffic delays.
The Calistoga Resiliency Center is the first of its kind and the largest utility-scale green hydrogen energy storage project in the nation.
The California Highway Patrol will escort the heavy equipment transport on certain roadways which may impact traffic.
"Due to the dynamic nature of the schedule, residents should be prepared for delays and closures for the remainder of the day."
Multiple lanes were shut down on the highway in the city of Napa.
Caltrans will also remove a traffic signal but must close one lane from Napa Valley Corporate Way to state Highway 29 for two weeks.
The bulk of the funding headed for Napa County will support pavement rehabilitation along State Route 29 in Napa.
Billions in state and federal funding were announced for infrastructure upgrades and repairs in Napa County, the Bay Area and California.
Once the weekend paving work is completed, Caltrans has scheduled alternating full overnight weekday closures.
Authorities expected it would take two or three hours to clear the road.
Eastbound Highway 37 is expected to remain closed throughout Mother's Day weekend, until 5 a.m. Monday.
See a video simulation of the Highway 12/Highway 29 Soscol Junction Project, designed to help motorists, pedestrians and bicyclists.
Monday night's full closure of westbound SR-37 was so crews could finish striping the newly paved westbound lanes.
Citing an inclement weather forecast, Caltrans will close westbound Highway 37 Thursday but has postponed this weekend's eastbound work.
The blaze on eastbound Interstate 80 in Vallejo started to spread to nearby vegetation.
The passenger, who was ejected as the dump truck overturned, survived.