Iowa Code § 468.606: Shall locate when — specifications.

If the supervisors find that the levee, ditch, or drain petitioned for will be beneficial for sanitary, agricultural, or mining purposes, they shall locate the same and fix the points of entrance and exit on such land or property, the course of the same through each tract of land, the size, character, and depth thereof, when and in what manner the same shall be constructed, how kept in repair, what connections may be made therewith, what compensation, if any, shall be made to the owners of such land or property for damages by reason of the construction of any such improvements, and any other question arising in connection therewith.