[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA] CHAINS OR SNOW TIRES ARE REQUIRED FROM 3.5 MI EAST OF SILVER LAKE TO KIRKWOOD (AMADOR CO) CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM KIRKWOOD (AMADOR CO) 5 MI WEST OF PICKETTS JCT (ALPINE CO)