At the time and place fixed in the notice for the public hearing, the board of trustees shall meet and hear the representations of any person desiring to be heard on the subject of the construction or acquisition of the proposed project, the nature thereof, the cost as estimated, and the probable rates to be charged. After the hearing has been had and all persons desiring to appear have been heard, the board of trustees shall adopt a new resolution adopting, altering, amending, changing, or modifying the former resolution or abandoning the project.
70 ILCS 2605/10.4