RefusedIndustrialDecided 7 September 2023

Grange Castle Business Park, Clondalkin, Dublin 22

Extension of duration for a massive two-storey data centre in Clondalkin.

SD18A/0134/EP · South Dublin County Council · Lodged 14 July 2023

Reference: SD18A/0134/EP
Authority: South Dublin County Council
Register status: Decided
Type: Extension Of Duration Of Permission
Received: 14 July 2023

Summary

AI-generated

An extension of duration is sought for the demolition of an existing house and construction of a 35,426 sqm two-storey data centre with a three-storey office block, 32 standby generators, and associated infrastructure at Grange Castle Business Park.

Industrialdata centredemolitioninfrastructureclondalkin

Storeys: 3
Floor area: 35,426 m²

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

Demolition of the existing single storey house of 'erganagh' and the construction of a two storey data centre and delivery bays with associated three storey office block and services that will have a gross floor area of 35,426sq. M on an overall site of 9.2 hectares. The two storey data centre facility and delivery bay (32,419sq. M) will be separated into two adjoined blocks over two floors with a single data hall on each floor of each data centre with service and technical space around each data hall (4 data halls overall) with a two storey delivery bay attached to the east of the data centre block. A three storey office block and delivery bay (2,882sq. M) is attached to the west of the data centre block. The data centre will be served by services and plant to the north of the data centre blocks that will include 32 standby generators with 2 associated flues per generator (64 in total) and grouped into 16 towers of flour flues each (each 20m high). There are proposed to be 32 acoustically attenuated chillers located on the upper level plant gantries to the north of the data hall blocks (eight on each gantry). The development will also include a new substation with associated transformer yard and single storey transformer building (125sq. M) that will be located to the northeast of the site. The development will be accessed from the grange castle south access road from the north via the baldonnel road and will also include ancillary site development works, including 2 attenuation ponds, to connect to existing grange castle infrastructural services as well as fencing, signage, services road, entrance gate, 70 car parking spaces including 3 disabled car parking spaces, and 30 sheltered bicycle parking spaces. The development will be enclosed with landscaping to all frontages including a wetland to the west all on a site (9.2ha) located within lands in the grange castle business park south and the residential properties of erganagh, kent cottage and weston lodge on land with the townlands of aungierstown and ballybane; ballybane; and milltown and bounding baldonnel road to the west and south and grange castle south access road to the north, baldonnel, dublin
An environmental impact assessment report (eiar) has been submitted with this application

Land-use zoning

What this land is zoned for

EESI

“To provide for enterprise and employment related uses”

National zoning type: Industrial, enterprise, employment

Objective set by the South Dublin County Development Plan 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.

Read the zoning objectives in the development plan

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Built — construction complete

A commencement notice records works starting on 25 June 2019. A completion certificate was lodged on 28 June 2021.

Notified floor area: 249 m²

2 commencement notices are linked to this development.

Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.

Key dates

Timeline

Application received14 July 2023
Decision due7 September 2023
Decision issued7 September 2023

In the area

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