Planning precedent report

10 year permission on a site is bounded to the east and south by Grange Castle Golf Club, to the north by Nangor Road (R134) and to the west by an estate road known as Falcon Avenue) for modifications to the permitted data centre granted under SDCC Reg. Ref. SD21A/0186 comprising the following, reconfiguration and alterations to the data centre building to include removal of front of house offices at third floor level, alterations to floor levels at second floor to provide consistency between front of house and data halls, parapet height increase of front of house to c.16.8m, provision of storage at second floor level in lieu of relocated internal generators to the external generator yard and associated elevational alterations; extension of loading dock at ground floor level by c.6osqm in area with minor height increase to c.5.3m; removal of 3 air plenums to the front (north) elevation and provision of screening to generator flues in lieu of omitted plenums; alterations at roof level to include removal of 2m high gantry screening; alterations to the permitted generator plant yard to the north of the data centre to include the removal of fuel tanks, reconfiguration of plant and generators, provision of 2 additional external generators (increase from 5 to 9 external generators), provision of 4 additional external plant rooms, provision of diesel pump tank cabinets and stepover, relocation of generator yard doors and enlarged generator yard to accommodate the proposed modifications; increase in plant areas by c.77sq.m; reconfiguration of plant within the permitted chiller plant yard to the south of the data centre; removal of 1 sprinkler/water tank and removal of stairs and door to the side of the waste compound; reconfiguration of car parking and motorcycle spaces and removal of 1 accessible space. 64 total number of car parking spaces; the proposal also includes provision of on-site gas power generation compound ( c.2,604sq.m in area) in the area previously reserved for a future data centre; the compound comprises 7 modular plant rooms (totalling c.180sq.m in area), 10 gas fired generators and associated flues c.14.7m high, gas skid, associated modular plant, boundary treatment surrounding the compound c.6.5m high and 2 vehicular access points including general and emergency access; all associated site development works, services provision, drainage works, access, landscaping and boundary treatment works; no buildings are proposed above the existing ESB and SDCC wayleaves to the west and north of the site; the overall Gross Floor Area of the development is reduced by c.44sq.m to c.9,795sq.m from previously permitted under SDCC Reg. Ref. SD21A/0186; the application is accompanied by a Natura Impact Statement.

Construction of a 3 storey (part 4 storey) data centre known as 'DB8' to include data halls, electrical/plant rooms including internal generators, offices, lobbies, ancillary staff areas including break rooms and toilets, stores, stair/lift cores throughout and photovoltaic panels at roof level; the total gross floor area excluding hot air plenums and external staircase is c.9,601sq.m and the overall height of the data centre ranges from c.16m to c.20m to roof parapet level and up to c.24.48m including roof top plant, flues and lift overrun; provision of 5 external generators, 8 fuel tanks and ancillary plant contained within a plant yard to the north of DB8; provision of a water tank plant room, air cooled chillers and ancillary plant contained within a chiller plant yard to the south of DB8; provision of a water sprinkler pump room (c.23sqm), 2 sprinkler tanks (c.12m high each), heat recovery plant room (c.17sqm), ESB substation (c.44sqm), waste/bin stores (c.52sqm); total floor area of ancillary structures and plant (c.303sqm); provision of a delivery yard and loading bays, 64 car parking spaces, 5 motorcycle spaces, bicycle shelter serving 14 spaces, smoke shelter, internal access roads and footpaths, vehicular and pedestrian access to the west from Falcon Avenue and closure of an existing vehicular entrance from Falcon Avenue; all associated site development works, services provision, drainage works including attenuation, landscape and boundary treatment works including berming, hedgerow protection areas and security fencing; no buildings are proposed above the existing ESB wayleave and SDCC watermain wayleave to the west and north of the site; the area to the southwest of the site (temporary meadow) is reserved for a future data centre, subject of a separate application to South Dublin County Council on a site bounded to the east and south by Grange Castle Golf Club, to the north by Nangor Road (R134) and to the west by an estate road known as Falcon Avenue. This application is accompanied by a Natura Impact Statement.

Development on a Site that includes a two storey residential property on lands to the south of the New Nangor Road (R134), Dublin 22; and on land within the townlands of Ballybane and Kilbride within Profile Park, Clondalkin, Dublin 22 on an overall site of 3.79hectares; The development will consist of the demolition of the two storey dwelling (207.35sqm) and associated outbuildings and farm structures (348.36sq.m); and the construction of 1 two storey data center with plant at roof level and associated ancillary development that will have a gross floor area of 12,893sqm that will consist of the following, 1 two storey data center (Building 13) with a gross floor area of 12,893sqm. It will include 13 emergency back-up generators of which 12 will be double stacked and one will be single stacked within a compound to the south-western side of the data center with associated flues that each will be 22.316m in height and 7 hot-air exhaust cooling vents that each will be 20.016m In height; The data center will include data storage rooms, associated electrical and mechanical plant rooms, loading bays, maintenance and storage spaces, office administration areas, and plant including PV panels at roof level as well as a separate house generator that will provide emergency power to the admin and ancillary spaces. Each generator will include a diesel tank and there will be a refuelling area to serve the proposed emergency generators; The data center will have a primary parapet height of 14.246m above ground level, with plant and screen around plus a plant room above at roof level. The plant room has an overall height of 21.571m; Construction of an internal road network and circulation areas, with a staff entrance off Falcon Avenue to the east, as well as a secondary vehicular access for service and delivery vehicles only across a new bridge over the Baldonnel Stream from the permitted entrance as granted under SDCC Planning Ref. SD21A/0241 from the south-west, both from within Profile Park that contains an access from the New Nangor Road (R134); Provision of 60 car parking spaces (to include 12 EV spaces and 3 disabled spaces), and 34 cycle parking spaces; Signage (5.7sq.m) at first floor level at the northern end of the eastern elevation of the data center building; Ancillary site development works will include footpaths, attenuation ponds that will include an amendment to the permitted attenuation pond as granted to the north of the Baldonnel Stream under SDCC Planning Ref. SD21 A/0241, as well as green walls and green roof. The installation and connection to the underground foul and storm water drainage network, and installation of utility ducts and cables, that will include the drilling and laying of ducts and cables under the internal road network within Profile Park. Other ancillary site development works will include hard and soft landscaping that will include an amendment to the permitted landscaping as granted under SDCC Planning Ref. SD21A/0241, lighting, fencing, signage, services road, entrance gates, and sprinkler tanks; An Environmental Impact Assessment Report (EIAR) has been submitted with this application.

Retain the two rooftop lattice telecommunications support structures carrying antennas and link dishes.

Amendments to planning permission Reg. Ref.: SD21A/0241 as previously amended by Reg. Ref. SD23A/0035. The proposed amendments consist of the following the provision of a temporary, single storey, medium voltage ESB substation building (with a gross floor area of c. 39.5 sq.m), accessed from the estate road to the south east. Associated landscaping and tree planting. All associated and ancillary works.

The development will consist of the development of a Regional Network Gateway (RNG) facility (supporting infrastructure for the MS data centres) comprising the following: Demolition of existing, temporary, single storey showroom. Construction of a single storey main building (RNG Building - c.1,297.7 sq.m) with air handling units (AHUs). External plant/equipment yards including 3 no. diesel generators; sprinkler tank and pump house; electrical plant rooms, PV panels. Replacement of existing estate road access with new main access and secondary/emergency access. MV substation (with separate estate road access). Stormwater attenuation pond. Bike parking shelter and bin store. 12 no. car parking spaces (4 of which are EV parking spaces and with 1 accessible parking space). Internal road and footpath layout, perimeter fencing and security gates. Landscaped and planted areas including riparian zones. All associated site development works, site lighting, boundary treatments, services/utilities provision (including underground works), and all other ancillary works. Total gross floor area of the development c.1,536.9 sq.m