Cross References — Buildings and building regulations, ch. 500; electricity, ch. 505; fire prevention and protection, ch. 205; flood damage prevention and control, ch. 415; mechanical code, ch. 510; parks and recreation, ch. 225; park and recreation board, §120.010 et seq.; planning, ch. 400; plumbing, ch. 515; streets, sidewalks and public places, §535.100 et seq.