Austin City Code § 25-2-531 HEIGHT LIMIT EXCEPTIONS.
§ 25-2-531 - HEIGHT LIMIT EXCEPTIONS.
(A) This section provides exceptions to zoning district height limits.
(B) Subsection (C) applies to:
(1) parapet walls, chimneys, vents, and mechanical or safety features including fire towers, stairways, elevator penthouses, heating or cooling equipment, solar installations, and protective covers; and
(2) ornamental towers, cupolas, domes, and spires that are not designed for occupancy.
(C) A structure described in Subsection (B) may exceed a zoning district height limit by the greater of:
(1) 15 percent;
(2) the amount necessary to comply with a federal or state regulation;
(3) for a stack or vent, the amount necessary to comply with generally accepted engineering standards; or
(4) for a spire, 30 percent.
(D) The height of a home radio or television receiving antenna or a flagpole may not exceed the lesser of:
(1) a 50 feet; or
(2) if attached to a building, 25 feet above the building; or
(3) if located on the ground, 125 percent of the zoning district height limit.
(E) A radio tower operated by a licensed amateur radio operator may not exceed a height of 60 feet plus 15 feet for antennae. The Land Use Commission may approve a greater height as a conditional use.
(F) An antenna located on a building in a non-residential zoning district may exceed the zoning district height limit by not more than 20 feet.
(G) A fly tower that is constructed within a performing arts theater that seats 300 or more people may be up to 80 feet in height, regardless of the zoning district height limit, unless a lower height limit is required by City Code Chapter 25-2, Article 10 (Compatibility Standards). The fly tower must be:
(1) located on land owned by the City of Austin; and
(2) designed and used for moving set pieces, lights, microphones, and other equipment on and off stage.
Source: Section 13-2-608; Ord. 990225-70; Ord. 010607-8; Ord. 031211-11; Ord. 040826-67; Ord. 20080724-082; Ord. 20100923-132.