[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA] CHAINS OR SNOW TIRES ARE REQUIRED FROM 3.6 MI WEST OF DEW DROP TO DEW DROP (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 3.5 MI EAST OF WOODFORDS (ALPINE CO)