-CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW  TIRES ON ALL 4 WHEELS FROM 3.6 MI EAST OF DEW DROP TO 3.5 MI EAST OF   SILVER LAKE (AMADOR CO) 
+CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW  TIRES ON ALL 4 WHEELS FROM 7 MI EAST OF PINE GROVE TO 3.5 MI EAST OF   SILVER LAKE (AMADOR CO)