In C6-2A, C6-3A and M1-5 Districts and in Subareas A, B and E, no portion of the western High Line frontage of a building, including parapets, shall exceed a height of 3 feet, 6 inches above the level of the High Line bed.

For any zoning lot, or portion thereof, with more than 60 feet of width measured perpendicular to the west side of the High Line, the following rules shall apply to any building containing residences:

(a)        At least 60 percent of the aggregate length of that portion of the building located above a height of 3 feet, 6 inches above the level of the High Line bed and facing the High Line shall be located between 15 and 20 feet of the west side of the High Line and extend up to at least the applicable minimum base height specified in the table in Section 98-423; and

(b)        No building, or portion thereof, that exceeds the applicable maximum base height specified in the table in Section 98-423 shall be located within 30 feet of the High Line.

Chain link fences and razor wire shall not be permitted within the western High Line frontage.