[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA] CHAINS OR SNOW TIRES ARE REQUIRED FROM COOKS STATION TO 4 MI EAST OF HAMS STATION (AMADOR CO) CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM DEW DROP (AMADOR CO) TO PICKETTS JCT (ALPINE CO) CHAINS OR SNOW TIRES ARE REQUIRED FROM PICKETTS JCT TO 1 MI WEST OF WOODFORDS (ALPINE CO)