A highway is a fast road with open access, which means it “can have intersections, driveways or median openings for turning,” explains Huynh. Highways post slower speeds (40 to 60 mph) and are often “located in suburban or urban corridors connecting cities and activity centers.”

A natural gas leak in Castaic forced major shutdowns and raised concerns for nearby communities. All lanes of the 5 Freeway have since reopened.

A major gas line rupture shut down the 5 Freeway in Castaic, causing traffic to back up for miles while prompting a shelter-in--place order. KTLA's Jillian Smukler reports on Dec. 27, 2025. Details:

Roads on the 5 Freeway were reopened after a gas line rupture in Castaic shut down lanes for several hours Saturday, causing major traffic delays. Los Angeles County Fire crews responded to an

A four-vehicle collision Tuesday reportedly stemming from a tow truck trying to make an emergency stop on the Pomona (60) Freeway in Jurupa Valley left the tow vehicle stuck underneath a tractor-trailer,

DOWNTOWN LOS ANGELES (KABC) -- The fire-damaged portion of the 10 Freeway in downtown Los Angeles will not need to be demolished, and at least some lanes are expected to reopen within a matter of weeks, Gov. Gavin Newsom said Tuesday. Newsom announced the ...

A single-engine Pipe PA-32 made a crash-landing on a California freeway Tuesday afternoon, but the occupants escaped unharmed, officials said. The incident happened around 12:30 p.m. local time on the 91 Freeway between Lincoln and Main in Corona, which is ...