[IN THE SACRAMENTO VALLEY & THE LAKE TAHOE BASIN] TRAFFIC IS BEING HELD AT TWIN BRIDGES (EL DORADO CO) - DUE TO VEHICLE RECOVERY CHAINS ARE REQUIRED ON ALL VEHICLES EXCEPT 4-WHEEL-DRIVE VEHICLES WITH SNOW TIRES ON ALL 4 WHEELS FROM 1.5 MI WEST OF KYBURZ TO TWIN BRIDGES (EL DORADO CO) PLEASE RESEARCH CHAIN CONTROL LOCATIONS AS CALTRANS IS CURRENTLY WORKING TO UPDATE CHAIN CONTROL DESCRIPTIONS FOR CONSISTENCY WITH INTERNET MAPPING, LIKE GOOGLE MAPS & MAPQUEST.