In the North Subdistrict, the maximum height of buildings or other structures, or portions thereof, beyond 30 feet of a shore public walkway, or beyond 10 feet of all other wide streets, or 15 feet of narrow streets, shall be 85 feet.

Such maximum building height may be exceeded by “towers” permitted in Location A or Location B. Such towers shall be provided in accordance with paragraphs (a) or (b) of this Section, as applicable.

For the purposes of applying the provisions of this Section, Location A shall be the portion of the North Subdistrict located within 100 feet of the northerly boundary of East 149th Street; Location B shall be the remaining portion of the North Subdistrict; and all stories of a building located partially or wholly above 85 feet shall be considered a “tower” and shall comply with the provisions of this Section. Two or more abutting towers shall be considered one tower.

(a)        Tower in Location A

One tower shall be permitted, subject to the following provisions:

(1)        the maximum width of any story of a tower facing a shoreline shall not exceed 100 feet, except that any permitted dormers need not be included in such maximum width;

(2)        each residential story of such tower, partially or fully above the height of the base height, shall not exceed 10,000 square feet, except that any permitted dormers need not be included in such gross area;

(3)        such tower shall not exceed a maximum building height of 375 feet;

(4)        a tower that exceeds a height of 260 feet shall provide articulation in accordance with the following provisions:

(i)        For a tower less than 300 feet in height, the uppermost three stories, or as many stories as are located entirely above a height of 260 feet, whichever is less, shall have a lot coverage not exceeding 90 percent of the lot coverage of the story immediately below such stories; and

(ii)        For a tower 300 feet or more in height, the uppermost four stories shall have a lot coverage not exceeding 90 percent of the lot coverage of the story immediately below such stories.

(b)        Towers in Location B

Towers shall be permitted, subject to the following provisions:

(1)        no tower shall be located within 60 feet of a tower within Location A;

(2)        the aggregate width of towers that face a shoreline, and are located within 100 feet of a shore public walkway, shall not exceed 185 feet, where such aggregate width is measured in accordance with paragraph (c)(5) of Section 62-341 (Development on land and platforms);

(3)        the aggregate width of street walls of towers located along the southerly boundary of the required visual corridor as specified in paragraph (d) of Section 87-71, shall not exceed 150 feet.

(4)        such towers shall not exceed a maximum building height of 260 feet; and

(5)        any tower that exceeds a height of 200 feet shall provide articulation in accordance with the following provisions: the uppermost three stories, or as many stories as are located entirely above a height of 200 feet, whichever is less, shall have a lot coverage not exceeding 80 percent of the lot coverage of the story immediately below such stories.