Section 27-305
§ 27-305 Height limitations of buildings. No building or building
section shall be constructed or altered so as to exceed the height
limits established by tables 4-1 and 4-2 based on the occupancy group
classification of the building or building section, except as these may
be specifically modified by other provisions of this code.
Section 27-306
§ 27-306 Measurement. In applying the provisions of this code
governing height limits, the following appurtenant structures shall not
be included in the height of the building unless the aggregate area of
all such structures, exclusive of any solar thermal and solar electric
(photovoltaic) collectors and/or panels and their supporting equipment,
exceeds thirty-three and one-third percent of the area of the roof of
the building upon which they are erected:
(a) Roof tanks and their supports.
(b) Ventilating, air conditioning, combined heat and power systems,
and similar building service equipment.
(c) Roof structures, bulkheads, and penthouses.
(d) Chimneys.
(e) Parapet walls four feet or less in height.
Section 27-306.1.
§ 27-306.1. Measurement; solar thermal and solar electric
(photovoltaic) collectors and/or panels and their supporting equipment.
Notwithstanding any inconsistent provision of section 27-306 of this
code, solar thermal and solar electric (photovoltaic) collectors and/or
panels and their supporting equipment that exceed 33 and one-third
percent of the area of the roof of the building upon which they are
erected shall not be included in the height of a building or considered
an additional story.
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