California Highway Resources
Accident and safety resources for California's major highways and freeways. Each route page combines current incidents, safety information, and related resources.
Interstate 5
796 miles in California
California's primary north–south interstate, running from the Mexican border to Oregon through San Diego, Los Angeles, the Central Valley and Sacramento.
Interstate 10
243 miles in California
The major east–west transcontinental freeway crossing Los Angeles and the Inland Empire toward Arizona.
Interstate 15
291 miles in California
The key route between San Diego and the Mojave Desert, Las Vegas and beyond.
Interstate 80
205 miles in California
The trans-Sierra freeway connecting the Bay Area to Sacramento and Nevada.
San Diego Freeway
72 miles
One of the busiest freeways in the United States, running through West Los Angeles and the South Bay.
U.S. Route 101
808 miles in California
The coastal highway linking Los Angeles, the Central Coast and the Bay Area.
Artesia Freeway / Riverside Freeway
59 miles
A major east–west commute route connecting the South Bay, Orange County and the Inland Empire.
State Route 99
415 miles
The Central Valley's primary north–south highway from Wheeler Ridge to Red Bluff.
