[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA] IS CLOSED FROM 3.5 MI EAST OF SILVER LAKE TO KIRKWOOD /CARSON SPUR/ (AMADOR CO) - DUE TO AVALANCHE CONTROL - MOTORISTS ARE ADVISED TO USE AN ALTERNATE ROUTE CHAINS OR SNOW TIRES ARE REQUIRED FROM PINE GROVE TO 3.7 MI EAST OF PINE GROVE (AMADOR CO) CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM 3.7 MI EAST OF PINE GROVE (AMADOR CO) TO 5 MI WEST OF PICKETTS JCT (ALPINE CO)