Planning precedent report

Retention of internal modifications to existing house (as permitted under SD08B/0738 and SD09B/0235) to now provide a family dwelling with guest accommodation (12 bedrooms); all associated site development works, services provision, parking, landscaping/boundary treatment works.

Retention of 1 standby diesel generator with an associated flue (15m high) within the permitted generator compound located to the east of the data centre granted under SDCC Reg. SD16A/0345 increasing the number of standby diesel generators from 5 to 6 within the permitted compound.

Construction of 1 & 2 storey office building, c.9.43m in height providing a total GFA of 459sq.m.; provision of 11 total car parking spaces; 8 covered cycle parking spaces; the removal of the existing temporary structures, landscaping, tree planting and all associated site and infrastructural works.

The development will consist of a fuel tank set down area and canopy (approx. c.279sqm and c.4.8m in height) at Microsoft Grange Castle Campus. All other site development and ancillary works.

Construction of 2 adjoined single storey data centres with associated office and service areas with an overall gross floor area of 15,274sq.m comprising of the construction of 2 adjoined single storey data centres with a gross floor area of 12,859sq.m that will include a single storey goods receiving area / store and single storey office area (2,415sq.m) with PV panels above, located to the east of the data centres as well as associated water tower, sprinkler tank, pump house and other services; The data centres will also include plant at roof level; with 24 standby diesel generators with associated flues (each 25m high) that will be located within a generator yard to the west of the data centres; New internal access road and security gates to serve the proposed development that will provide access to 36 new car parking spaces (including 4 electric and 2 disabled spaces) and sheltered bicycle parking to serve the new data centres; New attenuation ponds to the north of the proposed data centres; Green walls are proposed to the south and east that will enclose the water tower and pump house compound; The development will also include ancillary site works, connections to existing infrastructural services as well as fencing and signage; The development will include minor modifications to the permitted landscaping to the west of the site as granted under SDCC Planning Ref. SD19A/0042 / ABP Ref. PL06S.305948 and Ref. SD21A/0042; The site will remain enclosed by landscaping to all boundaries; The development will be accessed off the R120 via the permitted access granted under SDCC Planning Ref. SD19A/0042 / ABP Ref. PL06S.305948 and SD21A/0042; An Environmental Impact Assessment Report (EIAR) has been submitted with this application.

Amendment and completion of the permissions granted under Reg. Ref. SD16A/0214, SD16A/0345, SD17A/0141 and SD17A/0392 as well as the construction of two new single storey data halls and associated office areas and plant, with a gross floor area of 5,823sq.m. 1 new single storey data hall (1,857sq.m) plus single storey offices (719sq.m) will be located to the immediate east of the data hall that was permitted and subsequently extended under Reg. Ref. SD17A/0141 and SD17A/0392. The new data hall will include plant at roof level; associated support services, 4 standby generators with associated flues (each 15m high) and service road. 1 new single storey data hall (3,005sq.m) plus delivery bay (242sq.m) will be located to the north of the extended data centre granted under Reg. Ref. SD17A/0141 and SD17A/0392 and to the south of the permitted attenuation pond. The new data hall will include plant at roof level; associated support services, 8 standy generators with associated flues (each 15m high) and service road. Relocation and redesign of the two storey ESB substation (556sq.m) with associated transformer yard and single storey transformer building (180sq.m) permitted under SD16A/0345 to the immediate north of the entrance into the site from Grange Castle Business Park. The development will also include a revised location for the sprinkler tank and pump room permitted under SD17A/0392, as well as a revision and extension to the permitted service road to provide vehicular access to all data halls and relocation of the 3 car parking spaces permitted under SD17A/0392 as well as the creation of 14 new spaces (17 spaces overall) and sheltered bicycle parking to serve this element of the development. The development will also include modifications to the attenuation pond, and to the landscaping previously permitted. The development will continue to include ancillary site works, connections to the existing Grange Castle infrastructural services as well as fencing and signage. An Environmental Impact Assessment Report (EIAR) has been submitted with this application.