64-331 Permitted Obstructions for Multi-Family Buildings in R3-2 and R4 Districts
The provisions of this Section shall apply without requiring a building to comply with flood-resistant construction standards as established in paragraph (a) of Section 64-12 (Applicability).
In R3-2 and R4 Districts, for all buildings, or portions thereof, subject to Section 23-60 (HEIGHT AND SETBACK REGULATIONS), except single- and two-family residences, elevator or stair bulkheads (including shafts, and vestibules not larger than 60 square feet in area providing access to a roof), roof water tanks and accessory mechanical equipment (including enclosures), other than solar or wind energy systems, shall be considered permitted obstructions to height and setback regulations, provided that:
(a) such obstructions shall be located not less than 10 feet from the street wall of a building;
(b) all mechanical equipment shall be screened on all sides;
(c) the lot coverage of all such obstructions and screening does not exceed 250 square feet or 10 percent of the lot coverage of the building, whichever is greater; and
(d) such obstructions are limited to a height of 15 feet above the maximum height of perimeter walls.