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(a) Towers are defined as structures, including spires, domes or cupolas, extending above the roof of a building and used only for architectural embellishment or for housing bells, clocks and similar installations.
(b) Every tower shall be of a type of construction not less fire-resistant than required for the building on which it is erected and when exceeding the height limitations for the building as established in Section 13-48-030.
(1) Towers exceeding 60 feet in height above grade shall be constructed of and supported by Types I- A, I-B or I-C construction.
(2) Towers exceeding 25 feet in height above the roof on which they are erected or exceeding 200 square feet in area at any horizontal section shall be constructed of and supported by noncombustible materials and shall be separated from the building below by a floor or roof deck providing fire resistance of not less than one hour.
(Prior code § 62-11.4)