The development consists of alterations to a ground floor extension and ancillary building scheme previously permitted under Planning Reference D20B/0300, and alterations to a loft conversion scheme previously permitted under Planning Reference D21B/0050 (subsequently amended and granted by An Bord Pleanla under Reference ABP-310095-21). The alterations for which Retention permission is sougt consist of the following: a) Revisions to the permitted rear dormer structure consisting of a reduction in external width and interior height, and an increased external height to accommodate an internal headroom clearance relative to a dimensional correction of the main roof ridge b) Revisions to the front dormer structure, to include a reduced structural height sitting below the front gable ridge line, and associated internal modifications to accomodate an open-plan master suite layout c)Provision of a recessed side opening to facilitate safe egress on the side elevation of the front gable structure, including alterations to the glazing configuration and a safety glass balustrade d) Installation of 1 no. additional front rooflight and modifications to the design, alignment and scale of permitted rooflights over the stairs and internal landing area e)Omission of the permitted green roof system over the ground floor extension and ancillary building in lieu of a standard flat roof membrane f) Addition of roof upstands resulting in external height modifications to both the built ground floor extension structure( staying below the permitted parapet level) and to the ancillary building, and a structural width modification to the built ground floor extension g) Relocation of the ancillary building in relation to the site boundaries and associated revisions to the window layout on its Northern, Southern, and Western facades, and h)All associated internal layout, staircase alignment, and minor ground-floor window modifications

4, Saval Park Road, Dalkey, Dublin, A96D622