605 ILCS 5/5-201.1

In each county of more than 600,000 inhabitants but less than 3,000,000 inhabitants, there shall be a County Division of Transportation with a county director of the Division of Transportation.

The chairman of the county board, with the advice and consent of the county board, shall appoint a director from a list of qualified applicants. The appointee shall have demonstrated experience in the area of management and administration.

The county board shall notify the Department of the appointment of the director.