Site planning risk brief

The proposed development will incorporate the following: (a) change of use from an existing domestic garage at ground floor level and ancillary domestic accommodation at first floor level to a single, 2 storey, domestic dwelling. (b) construction of an 8.4m2 single storey extension to west side of existing structure providing a total floor area of 97m2. (c) internal layout alterations associated with the change of use to domestic dwelling. (d) alterations to the existing elevations including new windows and doors with ope size adjustments and 3 no. new roof lights. (e) proposed new boundary treatments enclosing a new side garden area. (f) provision of 1 no. car parking space with an associated vehicular entrance and adjustment of an existing pedestrian gate accessing the side lane. (g) associated demolitions, alterations, drainage and landscaping works within the curtilage of the site.

Change of Use and Development at this site. The Change of Use is from storage (north building), two disused residential units in poor condition (west building), and semi-derelict outbuildings (eastern side), to a primary school for children with additional needs. The development will be located within and extending beyond the courtyard of the disused buildings and outbuildings at the Lower House, Gonzaga College, Sandford Road, Dublin 6, D06 X8W3. The proposed development will comprise (a) the extension in area and in height, and the reconfiguring of the existing three storey pitched roof structure (area 139 sq.m) at the western boundary of the site which is extended by 1.9m in height and will have a revised total area of 328 sq.m; (b) the extension in area and in height, and the reconfiguring of the existing two storey pitched roof structure (area 134 sq.m) at the northern boundary which is extended by 1.51m in height and will have a revised total area of 148 sq.m; (c) the demolition of single storey outbuildings and WC block (area 56 sq.m) at the eastern side of the courtyard, and their replacement with a new two storey building 6.71m in height and 72 sq.m in area; (d) the construction of a new three storey, two storey and single storey covered walkway on the inner sides of the courtyard on its western, northern and eastern sides, connecting to one open staircase and one enclosed staircase and lift, to give access to all levels of the building; (e) the construction of a new single storey monopitch extension to the south-west (area 175 sq.m.) with a height of 6.25m reducing to 4.12m; (f) reconfiguring and extension of the existing single storey former cricket changing pavilion (area 87 sq.m extending to 112 sq.m); and (g) gates to the courtyard. Play space will be provided in the courtyard and within a defined area of the small walled garden to the east, shared with Gonzaga College. Gross internal floor area of the development (excluding open walkways) is 869 sq.m. The courtyard of buildings will contain 7 no. classrooms, each with an accessible WC, 4 no. quiet spaces; 2no. sensory rooms, library, multi-purpose room, associated administration offices and staff areas. Courtyard space and the walled garden to the east will contain play-space for the School. The development will also include 6 staff parking spaces including an accessible space, 8 bicycle spaces, external heat pumps & screen; the provision of a new turning space for school minibuses to the south-west; a vehicle passing space on the entrance drive; attenuation pond and ancillary site development works within the walled garden (shared with Gonzaga College).

A single storey extension to the rear with flat roof over for extended living accommodation.

The development will consist of renovation and upgrade works to include a garage conversion of 13msq and a new bay window of 1.2msq in lieu of the existing garage door with a further matching bay window of 1.2msq on opposite existing window, and a new extension to the rear of 22.7msq at ground floor. At first floor, to the rear over ground floor extension, there is an additional bay window to the rear of 1.4msq (for a total of 39.5msq additional floor area), new windows throughout, additional skylights on roof, a ridge roof light and lightwell, and landscaping and ancillary works as required.

The development consists of: demolition of existing side passage sheds (44.9 sq.m); demolition of existing rear kitchen extension (7.3 sq.m); demolition of existing rear chimney; construction of single storey extension to rear and side of house (48.7 sq.m) and first floor extension to rear (3.3 sq.m); provision of rooflight to single storey extension; provision of external insulated render system to side and rear elevations; minor alterations to front elevation at ground floor level; accessibility works to provide universal access throughout the house, widening of existing vehicular access, and associated works.

Planning permission is being sought for the partial demolition of existing single storey extension and construction of two storey extension to side (west) and single storey extensions to rear (south) and side (west) with proposed extension area of 67sq.m with new dormer at attic level to rear.