118-23 - Height and Setback Regulations LAST AMENDED 12/5/2024 A #sky exposure plane# of 2.5 to 1 shall begin at a height above #curb level# of 125 feet on all #streets# within the Special District, except that on a #narrow street# beyond 100 feet from any #street line# opposite a #public park# or from the intersection of such #narrow street# with a #wide street#, the #sky exposure plane# shall begin at a height above #curb level# of 85 feet. No #development# or #enlargement# shall penetrate such #sky exposure plane# except pursuant to Section 33-45 (Tower Regulations). However, Section 33-45 shall not be applicable to any portion of a #building# located within 100 feet of a #street line# opposite a #public park#. In addition, #energy infrastructure equipment# and accessory# mechanical equipment shall be permitted obstructions above such height limits, subject to the provisions of Section 33-42 (Permitted Obstructions). For #qualifying affordable housing# or #qualifying senior housing#, the height and setback provisions of Section 35-652 (Maximum height of buildings and setback regulations) may be applied as an alternative as follows: (a) above a height of 125 feet above #curb level# or 85 feet on a #narrow street# beyond 100 feet from any #street line# opposite a #public park# or from the intersection of such #narrow street#, a setback pursuant to the provisions of Section 23-433 (Standard setback regulations) shall apply; (b) the maximum #building# height provisions of a C6-3A District shall apply to #zoning lots# subject to the provisions of paragraph (a) of Section 118-21 (Floor Area Regulations); (c) the maximum #building# height provisions of a C6-4A District shall apply to #zoning lots# subject to the provisions of paragraph (b) of Section 118-21; and (d) permitted obstructions pursuant to Section 35-61 shall apply.