All roads, streets, driveways, and parking facilities for vehicles on the grounds of each institution shall be under the care, control, maintenance and supervision of the superintendent of the institution, under rules and regulations of the secretary and policies of the director. No vehicle, whether privately or publicly owned, may be driven, operated or parked upon any of the grounds of any institution, except as authorized hereunder. The superintendent of each institution may issue permits to use any parking area within the grounds of the institution of which he or she is superintendent and may allocate parking spaces to individuals.