(a)   General Requirements.  Except as may be otherwise specified in this chapter, fences which enclose public or institutional parks, playgrounds or public landscaped areas, shall not exceed 20 feet in height measured from the surface of the ground, and shall not obstruct vision to an extent greater than twenty-five percent of their total area.
   (b)   Height Exceptions. Where a partition fence is constructed along a school yard or public or private playing field, fences in excess of the height specified in this chapter may be permitted if the lines along which such fences are to run have been determined in accordance with this chapter and the details of construction as to public safety comply with this chapter and have been approved by the Building and Engineering Department
(Ord. 1993-19. Passed 10-19-93; Ord. 2006-09.  Passed 6-20-06.)