18.56.080: FLOOR DRAINS; DUAL FLANGE AND SAFE PANS REQUIRED:
All floor drains, area drains and indirect waste receptors installed on any floor level other than slab on grade shall have a dual flange and safe pans installed, with a minimum of thirty six inches (36") square of approved material, unless they are part of an original pour of concrete. (Amended during 1/88 supplement: prior code § 5-14-9)