Within the Park Avenue Hub Subdistrict, as shown on Map 1 in Appendix A of this Chapter, for zoning lots, or portions thereof, that are not subject to the provisions of Section 97-21 (Supplemental Use and Streetscape Regulations Along 125th Street), inclusive, the provisions of this Section, inclusive, shall apply.
The supplementary commercial use regulations of Section 32-421 (Limitation on floors occupied by commercial uses) shall be modified to permit commercial uses on any story, provided that at any level containing residences, no access exists between such commercial and residential uses and provided that such commercial uses are not located directly over any residential use.
The provisions of this Section, inclusive, shall apply to developments or ground floor level enlargements. Any portion of a ground floor level allocated to a transit easement required by the MTA pursuant to the provisions of Article IX, Chapter 5 need not comply with the streetscape requirements of this Section.
For the purposes of applying the provisions of Section 37-30 (SPECIAL GROUND FLOOR LEVEL STREETSCAPE PROVISIONS FOR CERTAIN AREAS), any portion of a ground floor level street frontage along Park Avenue that is not subject to the provisions of Section 97-21 (Supplemental Use and Streetscape Regulations Along 125th Street), inclusive, as well as any narrow street frontage within 50 feet of Park Avenue, shall be considered primary street frontages. A ground floor level street frontage along any other street shall be considered a secondary street frontage.
(a) Along primary street frontages
For buildings, or portions thereof, with primary street frontage, uses on the ground floor level, to the minimum depth set forth in Section 37-32 (Ground Floor Depth Requirements for Certain Uses), shall be limited to non-residential uses, except for Type 2 lobbies and entrances and exits to accessory parking spaces provided in accordance with the applicable provisions of Section 37-33 (Maximum Width of Certain Uses). Group parking facilities located on the ground floor level shall be wrapped by floor area in accordance with the provisions of paragraph (a) of Section 37-35 (Parking Wrap and Screening Requirements). Ground floor level street walls shall be glazed in accordance with the provisions set forth in Section 37-34 (Minimum Transparency Requirements).
(b) Along secondary street frontages
For buildings, or portions thereof, with secondary street frontage, all uses permitted by the underlying district shall be permitted on the ground floor level, provided that any group parking facilities on the ground floor level shall be wrapped or screened in accordance with the provisions of Section 37-35.
The level of the finished floor of such ground floor shall be located not higher than five feet above nor lower than five feet below the as-built level of the adjoining street.