The governing body of any city of the state of Kansas in, near or through which flows a natural watercourse, the overflow from which, in the event of high water, is liable to cause injury to any bridge, street, alley or public or private property may, in order to prevent said injury, acquire by eminent domain in the manner prescribed by Kan. Stat. Ann. §§ 26-501 to 26-516, inclusive, and amendments thereto, gift or purchase, within said city limits or within ten (10) miles therefrom, the land and easements necessary: (a) To construct drains, canals and artificial watercourses, (b) to widen and straighten existing drains and watercourses, (c) to construct the necessary levees and embankments, (d) to change and raise the grade of streets and alleys and the approaches to bridges, and raise said bridges, or construct bridges where necessary, (e) to widen existing drains, channels and canals, and acquire the necessary outlets therefor beyond the limits of the city, or (f) to cause any and all other necessary work, construction and improvements to be made to protect said city and public and private property therein located from floods and damage by overflow of said natural and artificial watercourses.

The governing body of any city proceeding under this act is hereby authorized: (a) To enter into contracts or agreements with the United States army corps of engineers or any other agency or agencies of the federal government that may be necessary in order to cooperate with the federal government and its agencies; and such contract or agreement shall provide that the city will maintain, repair and operate the flood control works; (b) to enter into contracts or agreements to furnish all of the necessary lands, rights-of-way and easements without cost to the federal government; (c) to enter into contracts or agreements relieving the federal government from any liability and damage to persons or property resulting from construction of the flood control works or resulting after the completion thereof; (d) to enter into contracts or agreements with watershed or drainage districts that may be necessary in order to cooperate with such watershed or drainage districts in matters relating to flood control and drainage. No provision of this act shall be construed to affect the power of drainage districts now organized under the provisions of chapter 24, of the Kansas Statutes Annotated, and amendments thereto.