Iowa Code Title VIII. Transportation [Chs. 306-330B] § 306.39. Flooding highways--federal water resources projects

The agency which has control and jurisdiction over any highway or highway system which may be affected by a federal water resources project may grant, sell, exchange, or convey to the United States of America, the perpetual right, power, privilege and easement to overflow, flood, and submerge all of the portion of easements for highway purposes under the control and jurisdiction of such agency.