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