No pool installation shall be made that will create a hazardous condition on the outside of the pool adjacent to existing construction or adjacent property lines. Such conditions considered to be hazardous shall include, but are not limited to, open ditches, pool walkways, apron or deck edge not level with existing concrete walks or patio decks, except that where steps, stairs or ramps are provided, because of a planned difference in elevation between will be permitted, pool walkways or apron not extended to meet existing concrete slabs used as walkways or for access to a building, or any other physical hazard that could affect normal use of the property. (Prior code § 9.16.520)