§ 155.11 DEFINITIONS.
   For the purpose of this subchapter the following definitions shall apply, unless the context clearly indicates or requires a different meaning.
   AFFECTED LAND. Land within a watershed that is affected by the construction, reconstruction, or maintenance of a regulated drain.
   BOARD. The Drainage Board of the county.
   CROSSING. A drainage structure that passes over, under, or through a location used for the passage of people, livestock, or vehicles.
   MUTUAL DRAIN. A drain that:
      (l)   Is located on two or more tracts of land that are under different ownership;
      (2)   Was established by the mutual consent of all the owners; and
      (3)   Was not established under or made subject to any drainage statute.
   OPEN DRAIN. A natural or artificial open channel that:
      (1)   Carries surplus water; and
      (2)   Was established under or made subject to any drainage statute.
   OWNER. The owner of any interest in land.
   PRIVATE DRAIN. A drain that:
      (1)   Is located on land owned by one person or by two or more persons jointly; and
      (2)   Was not established under or made subject to any drainage statute.
   REGULATED DRAIN. An open drain, a tiled drain, or a combination of the two.
   RURAL DRAIN. A regulated drain that provides adequate drainage for rural land.
   RURAL LAND. Affected land that:
      (1)   Will not appreciably benefit from more drainage than is necessary to expediently remove water after frequent or periodic flooding; and
      (2)   Is generally used for crop production, pasture, forest, or similar purposes.
   TILED DRAIN. A tiled channel that:
      (1)   Carries surplus water; and
      (2)   Was established under or made subject to any drainage statute.
   URBAN LAND. Affected land that:
      (1)   Will appreciably benefit from drainage that will provide the maximum practicable protection against flooding; and
      (2)   Is used or will in the reasonably foreseeable future be used generally for commercial, industrial, large estate, higher density residential, or similar purposes.
   WATERSHED. An area of land from which all runoff water drains to a given point.
(‘82 Code, § 1-5-2)