(1) At the hearing, the council shall hear and consider objections and other representations made by owners, and shall hear and consider all other relevant information presented.

(2) If the council determines that the proposed local improvement shall be made, it shall adopt an ordinance ordering construction of the improvement. The ordinance shall contain a legal description of the district and shall be recorded in the Official Records of Jackson County.

(3) When the improvement has been so authorized, the city manager or the water commission may invite bids or make other arrangements necessary for construction and general obligation improvement warrants or other debt instruments may be issued for the cost thereof as provided by statute.