The provisions of Section 136-221 (Street wall location) shall apply within Subdistrict A, except as provided in this Section.  

(a)        For portions of buildings or building segments with frontage on Redfern Avenue located between the prolongation of the northerly street line of Dix Avenue and a line 150 feet south of and parallel to Nameoke Street, the street wall location rules of Section 136-221 shall not apply. In lieu thereof, paragraph (b) of Section 23-661 (Street wall location) shall apply.  

(b)        For Street Wall A and Street Wall B, as shown on Map 7 (Mandatory Street Walls and Flexible Public Open Space Locations) in the Appendix to this Chapter, the provisions of Section 136-221 shall not apply. In lieu thereof, the provisions of this Section shall apply.  

(1)        Street Wall A

Buildings on the west side of Open Space A shall have a street wall located along the required sidewalk widening on Mott Avenue, shown as a line designated A1 on Map 7, except that street wall articulation set forth in paragraph (e) of Section 35-651 (Street wall location) shall be permitted. Beyond 112 feet of Redfern Avenue, the street wall shall be located no closer to Central Avenue than the line designated A2 as shown on Map 7.

(2)        Street Wall B

Street walls fronting Open Space A shall be located no closer to Redfern Avenue than as shown as a line designated B1 on Map 7. The street walls of buildings on the east side of Open Space A with frontage on Mott Avenue shall be located no closer to Mott Avenue than as shown as lines designated B2 and B3 on Map 7. Portions of street walls with frontage on Mott Avenue, located so that a line drawn perpendicular to the line designated B3 intersects such street walls, shall be located no further than 30 feet from B3. Street walls fronting Central Avenue shall be located no closer to Central Avenue than as shown for the line designated B4 on Map 7, and shall be located no further than 30 feet from B4.

(c)        For blocks with a dimension of less than 100 feet between streets or private streets that are parallel or do not intersect, the provisions of Section 136-221 shall be modified to require a minimum of 40 percent of the aggregate width of street walls to be located within eight feet of the street line and to extend to at least the minimum base height specified in Section 136-222 (Minimum and maximum base height), or the height of the building, whichever is less.

All street walls governed by this Section shall extend to the minimum base height specified in Section 136-313 (Minimum and maximum base height), or the height of the building, whichever is less.