Public / civic · Co. Dublin
Our Lady Of Mercy Secondary School, Mourne Road, Dublin 12, D12 HT22
Declared invalid 16 Dec 2025
Key facts
- Planning application WEB5973/25 at Our Lady of Mercy Secondary School, Mourne Road, Dublin 12, D12 HT22: Amendments to a previously approved development.
- It was received by Dublin City Council on 15 Dec 2025.
- Status: Declared invalid 16 Dec 2025.
Source: the Dublin City Council planning register, checked 2 Jun 2026. Search the council's register
More planning applications in Dublin 12 · Planning applications in Co. Dublin
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What and where
Amendments to a previously approved development
Permission is sought for amendments to a previously approved development (Reg. Ref. 3269/23). The proposed amendments comprise the following: • Provision of a new 9 m² L.V. room and 8 m² ESB kiosk to the south-west of the site, adjacent to the existing main entrance; • Removal of the two existing inner security gates; • Installation of photovoltaic (PV) solar panels on the roof of the approved two-storey extension; • Increase in the height of the roof-level plant room of the proposed two-storey extension from +45.200 m to +46.100 m, and relocation of the structure to achieve a 2.9 m setback from the north-east elevation. The enclosed area, providing space for the water tank, plant equipment, and required maintenance access, will also increase in footprint from 20 m² to 44 m²; • Modifications to the ground-floor student toilet windows on the north-east elevation of the proposed two-storey extension; and • Enlargement of the stair window located above the escape doors on the north-east elevation.
- Location
- Dublin 12, Co. Dublin Map
- Council
- Dublin City Council
- Planning reference
- WEB5973/25
Numbers and dates
- Floor area
- 81 m²
- Project type
- Public / civic
- Received
- 15 Dec 2025
- Declared invalid
- 16 Dec 2025
Timeline
- Application received
- Declared invalid
Documents and evidence
Check the record
- Council planning registerSearch planning.agileapplications.ie for reference WEB5973/25.Search the register
How we know this
From the Dublin City Council planning register, checked 2 Jun 2026. We link to the council's own file so you can check the official record before you act.
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