Any additions to the windows or other glazing located on the building wall separating the High Line from any building located on a zoning lot within Subarea J at the High Line level shall be designed to provide for a minimum of 30 dBA noise attenuation, and any general illumination fixtures in the adjoining interior portion of the building shall not exceed 50 foot-candles of illumination within four feet of such window or glazing and shall not be pointed directly at the High Line.