SR 12 [IN THE CENTRAL CALIFORNIA AREA] 1-WAY CONTROLLED TRAFFIC AT THE JCT OF SR 121 (SONOMA CO) FROM 0900 HRS TO 1500 HRS THURSDAY THRU FRIDAY THRU 4/27/18 - DUE TO PERMIT WORK 1-WAY CONTROLLED TRAFFIC FROM FROM THE JCT OF SR 84 /IN RIO VISTA/ (SOLANO CO) TO THE JCT OF SR 160 (SACRAMENTO CO) /THE RIO VISTA BRIDGE/ FROM 1900 HRS EACH NIGHT TO 0600 HRS EACH MORNING MONDAY THRU SATURDAY THRU 4/28/18 - DUE TO CONSTRUCTION