§ 5-7
Height modifications
[Ord. No. 08-31, 10-7-2009]
- (a) Roof structures permitted above maximum height.
- (1) The following ornamental accessory roof structures are permitted above the maximum height as specified in this appendix, provided that the total area of all such appurtenances is not more than 1/3 of the total roof area of the building:
- a. Fire or parapet walls;
- b. Skylights;
- c. Towers;
- d. Steeples; and
- e. Roof-mounted flag poles.
- (2) The following roof structures are permitted above the maximum height as specified in this appendix, provided that the total area of all such appurtenances is not more than 1/3 of the total roof area of the building, and provided that such features shall be set back from the edge of the roof a minimum distance of one foot for every two feet by which they extend above the roof:
- a. Structures for the housing of elevators and elevator shafts;
- b. Stairways;
- c. Heating and air conditioning equipment;
- d. Ventilating fans;
- e. Solar collectors;
- f. Storage tanks for water;
- g. Television, radio or satellite dish antennae or masts;
- h. Chimneys or roof-mounted smokestacks; and
- i. Similar equipment required to operate and maintain a building.
- (3) No such roof structure as set forth in this subsection shall exceed the maximum height for the zone in which it is located, except by the amounts allowed herein:
- a. Buildings from one to six stories: 10 feet.
- b. Buildings exceeding six stories: 10 feet plus one foot per story above the 6th story to a maximum total of 20 feet.
- (1) The following ornamental accessory roof structures are permitted above the maximum height as specified in this appendix, provided that the total area of all such appurtenances is not more than 1/3 of the total roof area of the building:
- (b) Height restrictions for freestanding structures.
- (1) Freestanding flagpoles shall not exceed the following:
- a. A and R zones — The height of any existing permitted principal building on a lot.
- b. C and I zones — A height of 10 feet over any existing principal building on a lot.
- (2) Freestanding smokestacks shall not exceed the following:
- a. Vacant lots — Freestanding smokestacks shall not be permitted.
- b. A and R zones — Freestanding smokestacks shall not be permitted.
- c. C zones — Freestanding smokestacks shall not exceed a height of 40 feet over any permitted principal building on the lot.
- d. I zones — Freestanding smokestacks shall not exceed a height of 100 feet over any permitted principal building on the lot.
- (1) Freestanding flagpoles shall not exceed the following:
- (c) Height restrictions for silos. Silos used for agricultural purposes, whether attached or freestanding, shall not exceed 75 feet in height.
- (d) Communication towers exempt. Communication towers are exempt from the height restrictions of this article, but shall be subject to the provisions of § 6-13.