The highest element of roof appurtenances usually carried above roof level, including, but not limited to, cupolas with a maximum footprint of 15 square feet, chimneys, ventilators, skylights, HVAC equipment, roof hatches, stair towers and elevator towers, may extend to a height not above the lesser of:
1. Four (4') feet greater than the height of the portion of the roof on which they are located, or
2. Four (4') feet above the maximum height permitted by Schedule 5-2, determined by the major roof type of the building, except:
(a) The total footprint of all roof appurtenances may not, in aggregate, exceed 10% of the total horizontal roof area.
(b) Elements of insignificant cross-sectional area such as lightning rods, weather vanes, insect and bird screens, and wire antennas, will not be considered a roof appurtenance or an element of a roof appurtenance if they do not extend more than three (3') feet above the roof or above any permitted roof appurtenance.
(c) Noncommercial television and radio antennas are regulated by subsection
22-7.21.
(d) A flagpole for a single-family residential dwelling shall not exceed the following height requirements that shall be measured from existing grade:
35 feet — Residential Zones R-3, R-4, R-5 and R-6 |
40 feet — Residential Zones R-1 and R-2 |
Flagpoles shall be located not less than 1/2 the required principal front or rear setback for the zone. Flagpoles must also conform to the required principal side setback for the zone, in accordance with Schedule 5-1 (Schedule of Zoning District Regulations). Waterfront properties may request administrative approval for flag poles to be closer to the waterfront, however, flag poles must maintain all side setback requirements as outlined in Schedule 5-1.