§ 150.31  GARBAGE DISPOSALS.
   (A)   Definitions.  For the purpose of this section the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   GARBAGE GRINDER or GARBAGE DISPOSAL.  A device designed to be installed between a plumbing fixture and a properly vented trap connected to a drain and so constructed that it will reduce waste food products to sizes that can be carried into the sewer system.
   UNIT.  Dwelling unit or any building or portion thereof designed to be separately rented, leased or occupied for residential use.
   (B)   No dwelling unit whether constructed singly or in groups as multiple dwellings or apartments and no other unit whether commercial, industrial or otherwise, which is designed for storage, handling, processing, preparation or consumption of fruits, vegetables, grains, meats or other food stuffs, in any manner so as the produce garbage or unusable or unmerchantable waste material, shall be constructed unless it shall be equipped with an approved type of garbage grinder or grinders readily accessible and properly connected to the sewer.
   (C)   Specifications for disposals.
      (1)   The grinder and connections shall be of a size as to grind all garbage or waste materials likely to be produced or accumulated in the unit in which it is installed.
      (2)   The grinder or disposal shall operate when water is flowing through it into properly vented trap and house sewer connection.
      (3)   The grinder or disposal shall discharge ground waste at a reasonably, uniform rate in fluid form which fluid will flow readily through an approved trap, drain line or soil line without clogging or stoppage.
      (4)   It shall be of a construction and have operation characteristics that at least 40% of all material discharged from it shall pass through a number 8 sieve; at least 65% shall pass through a number 4 sieve; and 100% shall pass through a 1/2-half inch screen.
      (5)   It shall be self-scouring with no fouling surfaces and no objectionable odor after continued use.
      (6)   It shall be free from electrical or mechanical hazards to person or property.
      (7)   It shall be installed to comply in all particulars with the provisions of all electrical and plumbing codes in effect in the city at the time of installation.
('71 Code, § 150.17)  (Am. Ord. 7-88, passed 3-14-88)  Penalty, see § 150.99