Caltrans workers were busy last week working next to eastbound Highway 108 between Rawhide Road and Fifth Avenue in Jamestown, with geotechnical engineers overseeing core sampling work in preparation ...

The Napa Valley Transportation Authority is favoring a plan to construct new traffic signals across the corridor’s six intersections.

Sonoma’s evacuation model assumed the worst: peak tourist traffic, full hotels, and future buildout. The results weren’t shocking—bridges, key intersections, and state highways bottleneck fast.

Caltrans will soon reduce vehicle speed limits along several miles of Highway 9 extending from the edge of the city of Santa ...

The PCH Signal Synchronization Project puts state-of-the-art equipment in place to link 12 traffic signals between Topanga ...

Originally, onramp traffic meters were active during set periods of time on weekdays, normally peak traffic hours in the ...

THREE NEWS. WELL, NEW THIS MORNING. TRAFFIC IN VACAVILLE IS FLOWING YET AGAIN AFTER A DEADLY TWO CAR CRASH SHUT DOWN SEVERAL EASTBOUND LANES ON I-80. THIS HAPPENED JUST BEFORE 8:00 THIS MORNING, RIGHT ...

Caltrans announced a one-day lane closure on Fernbridge scheduled for next week. Drivers can expect 5- to 10-minute delays as survey crews work to verify sensor data that showed “movement” to the ...

The United States Government took a major step forward Monday in its overhaul of the country’s aging air traffic control system by awarding two companies new contracts to supply new radar systems.

(KRON) — Two of the Caldecott Tunnel’s four bores remain closed due to a storm-related electrical emergency, according to Caltrans. Eastbound Bore 1 and westbound Bore 3 were shut down, while bores 2 ...

(BCN) — A storm-related electrical emergency has closed two bores of the Caldecott Tunnel on state Highway 24 on Wednesday evening, Caltrans said. Eastbound bore 1 and westbound bore 3 were closed as ...

President Donald Trump and former Secretary of Transportation Pete Buttigieg have sparred over the condition of the air traffic control system, which is complex and carries a history of planned ...