[IN THE NORTHERN CALIFORNIA AREA] TRAFFIC IS BEING HELD FROM ECHO SUMMIT TO MEYERS (EL DORADO CO) AT 1917 HRS ON 12/21/15 - DUE TO AVALANCHE CONTROL 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)