This left SR 146 in two separate segments. The eastern segment of SR 146 was reassigned to SR 564 by 2002. I-215 from SR 146 to SR 564's western terminus was completed in October 2005.
The separation of SR 146 into two segments resulted in the eastern segment being reassigned to SR 564 by 2002. The western portion of SR 146 was connected to SR 564's western terminus via I-215, which was completed in October 2005.