-[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 HAM'S STATION (AMADOR CO) TO THE   AMADOR/ALPINE CO LINE 
+[IN THE CENTRAL CALIFORNIA & SIERRA NEVADA]      CHAINS OR SNOW TIRES ARE REQUIRED FROM DEW DROP TO COOK'S STATION  (AMADOR CO) 
+CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH   SNOW TIRES ON ALL 4 WHEELS FROM COOK'S STATION (AMADOR CO) TO 5 MI WEST OF   PICKETTS JCT (ALPINE CO)