464A.2  Expert plan.
  The commission, upon receipt of a report and plan prepared by a competent civil engineer, showing the work contemplated, the effect on the water level, and probable cost and such other facts and recommendations as may be deemed material, may approve said plan which shall be considered a tentative plan only, for the project.
[C24, 27, 31, §1826; C35, §1828-e2; C39, §1828.25; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §112.2]
C93, §464A.2