Towers, spires, chimneys, machinery, penthouses, scenery lofts, cupolas, water tanks, and similar architectural and utility structures and necessary mechanical appurtenances may be built and used to a height not more than twenty-five feet above the height limit established for the district in which the structures are located; provided, however, that no such architectural or utility structure in excess of the allowable building height shall be used for sleeping or eating quarters or for any commercial advertising purposes. Additional heights may be permitted upon the approval of a use permit by the planning commission. Height limitations provided in this section shall not apply to public utility transmission and distribution towers and pole lines.
(Ord. 946 § 2 (part), 1981; Ord. 1112 § 86, 1991; Ord. 1151, 1993; Ord. 1261 § 1 (part), 2000)