[IN THE NORTHERN CALIFORNIA AREA] CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM TWIN BRIDGES TO MEYERS (EL DORADO CO) TRAFFIC IS NO LONGER BEING HELD IN EACH DIRECTION FROM ECHO SUMMIT TO MEYERS (EL DORADO CO) AT 0732 HRS ON 12/22/15