(A) Exempt appurtenances. The maximum building or structure height limits established shall not apply to the appurtenances or structural elements identified below.
(1) Lawfully established religious assembly spires, belfries, cupolas, and domes; monuments; chimneys and smokestacks; flag poles; public and private utility facilities; transmission towers of commercial radio broadcasting stations; and mechanical equipment provided they:
(a) Cover not more than 25% of the roof area of the building or structure to which they are attached; and
(b) Comply with applicable screening standards for mechanical equipment and appurtenances in § 154.101.
(2) Private communication, radio and television antennas, or satellite dishes attached to the principal building may only extend five feet above the allowed maximum height of the underlying base zoning district.
(3) Parapet walls extending no more than four feet above the allowed maximum height of the underlying base zoning district except as hereinafter provided; and
(4) Wind energy conversion systems and solar-energy collectors and equipment used for the mounting or operation of the systems/collectors may extend up to five feet above the applicable maximum zoning district height limit, provided they do not extend more than five feet above the roof line.
(B) Public building exceptions. Places of public assembly in religious assemblies, schools, and other permitted public and semi-public buildings may exceed height limitations otherwise established by this chapter; provided that these are located on the ground floor of the buildings and provided that, for each one foot by which the height of the building exceeds the maximum height otherwise permitted in the zone, its side and rear yards shall be increased in width or depth by an additional foot over the side and rear yards required for the highest building otherwise permitted in the zone.
(C) Towers and monument exceptions. Ground mounted towers and monuments, cooling towers, gas holders, or other structures, where the manufacturing process requires a greater height and grain elevators and silos are exempt from this chapter; provided that any structure above the height otherwise permitted in the zone shall occupy no more than 25% of the area of the lot and shall be at least 25 feet from every lot line.
(Res. R22-05-08, passed 5-3-2022; Ord. O22-05-02, passed 5-3-2022)