(Sec. 18.307.020 of Ord. 1980-06-80; amended by Sec. 22 of Ord. 1989-01-09; amended by Exh. A of Ord. 1993-12-22; amended by Sec. 16 of Ord. 1997-12-47; repealed by Sec. 5 of Ord. 2003-11-01)