[IN THE SACRAMENTO VALLEY & THE LAKE TAHOE BASIN] THE WESTBOUND CONNECTOR TO NORTHBOUND & SOUTHBOUND I 5 /IN SACRAMENTO/ (SACRAMENTO CO) IS CLOSED FROM 2200 HRS EACH NIGHT TO 0500 HRS EACH MORNING TUESDAY THRU FRIDAY THRU 2/23/18 - DUE TO CONSTRUCTION - A DETOUR IS AVAILABLE 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) PLEASE RESEARCH CHAIN CONTROL LOCATIONS AS CALTRANS IS CURRENTLY WORKING TO UPDATE CHAIN CONTROL DESCRIPTIONS FOR CONSISTENCY WITH INTERNET MAPPING, LIKE GOOGLE MAPS & MAPQUEST.