he removal of part of the top sections of the parapet wall on the existing building at 2 Clonkeen Road Deansgrange Blackrock County Dublin, and to build a flat roofed zinc clad extension of 234.21 square metres on the 2nd floor flat roof area of the existing building, to the front facing Clonkeen Road (17.21sqm), and side facing Kill Lane (217sqm) to provide additional accommodation for (a) the existing medical practice of 69.26 sqm (b) existing dental practice of 87.04 sqm and (c) the existing physiotherapy practice of 55.02 sqm