In Residence Districts and in M1 Districts paired with Residence Districts, the maximum base heights, required minimum setback and required street wall articulation shall be as follows:

1. The maximum base height before a required setback shall be:
   1. 85 feet in the following locations:
      1. along the shore public walkways located along Anable Basin; and
      2. along the portion of 44th Avenue that is beyond 100 feet of both Vernon Boulevard and 5th Street;
   2. 125 feet in the following locations:
      1. within 100 feet of the street line along the portion of Vernon Boulevard that is located north of 45th Avenue;
      2. within 100 feet of the street line along the portion of 44th Drive that is beyond 100 feet from the easterly street line of 5th Street; and
      3. along the remaining northerly portion of 44th Avenue; and
   3. 105 feet along all other streets, or portions thereof.
2. At a height not lower than the minimum base height or higher than the maximum base height, setbacks shall be provided in accordance with the provisions of Section 23-433 (Standard setback regulations), except that:
   1. along a shore public walkway, a setback of 30 feet shall be required, as measured from the upland boundary of the shore public walkway;
   2. no setback need be provided along the visual corridor located at the prolongation of 45th Avenue;
   3. for the purposes of applying such setback regulations, the following may be considered wide streets:
      1. portions of streets adjoining public parks;
      2. upland connections or visual corridors at the prolongation of streets on blocks surrounding Anable Basin;
      3. other upland connections or visual corridors along the northerly side of Anable Basin; and
      4. along the portion of 5th Street south of Anable Basin that adjoins a waterfront block.
         
         Dormers provided in accordance with paragraph (b) of Section 23-413 (Permitted obstructions in certain districts) shall be permitted within any setback area, provided that the depth of encroachment of a dormer facing the shore public walkway shall not exceed 15 feet.
3. Street wall articulation shall be provided as follows:
   1. For developments where the street wall width facing shore public walkways along Anable Basin exceeds 150 feet, a minimum of 20 percent of the surface area of such street walls, as measured above the level of adjoining grade, shall either recess or project a minimum of three feet from the remaining surface of the street wall.
   2. Along the following frontages, for developments where the street wall width exceeds 150 feet, a minimum of 20 percent of the surface area of such street walls above the level of the second story, or a height of 30 feet, whichever is lower, shall either recess or project a minimum of three feet from the remaining surface of the street wall:
      1. 46th Avenue;
      2. the southerly side of 45th Avenue;
      3. 44th Drive and the upland connection or visual corridor at the prolongation of 44th Drive; and
      4. the portion of 44th Avenue located east of 5th Street.
4. After the required setback, the following shall apply:
   1. in M1 Districts paired with a Residence District with a letter suffix, after the required setback, the maximum height limits set forth in paragraph (a) of Section 123-652 (Special base and building heights) shall apply; and
   2. in Residence Districts without a letter suffix, and in M1 Districts paired with Residence Districts without a letter suffix, after the required setback, a building may rise to the maximum transition height, in accordance with Section 117-343 (Transition heights), and may provide towers in accordance with Section 117-344 (Towers).