359A.20  Tight fence.
  All tight partition fences shall consist of:
  1.  Not less than twenty-six inches of substantial woven wire on the bottom, with three strands of barbed wire with not less than thirty-six barbs of at least two points to the rod, on top, the top wire to be not less than forty-eight inches, nor more than fifty-four inches high.
  2.  Good substantial woven wire not less than forty-eight inches nor more than fifty-four inches high with one barbed wire of not less than thirty-six barbs of two points to the rod, not more than four inches above said woven wire.
  3.  Any other kind of fence which the fence viewers consider to be equivalent to a tight partition fence or which meets standards established by the department of agriculture and land stewardship by rule as equivalent to a tight partition fence.
[C97, §2367; S13, §2367; C24, 27, 31, 35, 39, §1848; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §113.20]
85 Acts, ch 195, §12; 87 Acts, ch 17, §6
C93, §359A.20