In wrecking any building or structure, story after story, commencing with the top story, each story shall be completely removed. No material shall be placed upon the floor of any such building in the course of demolition. The bricks, timbers and other structural parts of each story shall be lowered to the ground immediately upon displacement.
('71 Code, § 4-20-3) (Ord. 1477, passed 6-14-65; Am. Ord. 2827, passed 5-24-93) Penalty, see § 150.999