It is unlawful to place or cause to be placed with mixed refuse any ashes, plaster, or yard or garden soil. If a mixture of this sort is found in any receptacle, the occupant of the premises must separate the ashes, plaster, and yard or garden soil from the other contents. City Code, 1927, art. 44, §10 1950, art. 31, §7 1966, art. 23,§7 1976/83, art. 23, §7 Ord. 19-564 Ord. 49-955 Ord. 09-175