605 ILCS 115/14

When it shall be necessary, for the establishment, erection, repair, extension or reconstruction of any toll bridge of public utility (including all necessary approaches thereto) that may be authorized to be established or erected pursuant to this act, or which may have been heretofore erected, to take or damage private property therefor, the same may be done, and the compensation therefor ascertained, in the manner then provided by law for the exercise of the right of eminent domain.