D20A/0432: Permission for development. The proposed development will consist of the reconfiguration and redesign of the permitted housing units (Dun Laoghaire Rathdown County Council Reg. Ref. D17A/0240; An Bord Pleanála Ref. PL06D.300244) to provide an increase from 9 No. houses (comprising 4no. four bed and 5no. five bed units) to 15 No. houses (comprising 3no. three bed and 12no. four bed units). Additional works include reconfiguration of the internal road layout, relocation of ESB substation, amendments to hard and soft landscaping, boundary treatment works and all associated works above and below ground. No works are proposed to Thornhill House (RPS No. 936), under this planning application.
Site of c. 1.39 ha, Thornhill House, CherryGarth, Mount Merrion, Blackrock, Co. Dublin
DecisionRefuse permission
Decided14 August 2020
Application typePermission
Source documents21
Site
What is on file
0refusal reasons0conditions8nearby records
Decision details
Core application dates and identifiers from the public planning record.Planning analysis
Refusal reasons and planning conditions extracted from the public decision file.Refusal reasons
Refusal reasons not machine-readable
Documents are indexed. Reason extraction for Dún Laoghaire–Rathdown has not started yet.
Conditions
No conditions
No conditions are on record for this application yet.
Source documents
Original council portal records and source PDFs where available.- Planners ReportSource: planningapi.agileapplications.ie / KOD0JOW.pdf / Document 1551228Source PDF
- Planners ReportSource: planningapi.agileapplications.ie / KOD0JLZ.pdf / Document 1553220Source PDF
- ReportsSource: planningapi.agileapplications.ie / D20A_0432_-_Thornhil_House,_Cherrygarth___BE_20200804.doc / Document 1501281Source PDF
- ReportsSource: planningapi.agileapplications.ie / D20A-0432_Thornhill_+6.docx / Document 64204Source PDF
- ReportsSource: planningapi.agileapplications.ie / 0432_27j.docx / Document 64667Source PDF
- ReportsSource: planningapi.agileapplications.ie / D20A-0432.doc / Document 64783Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045H7.pdf / Document 76429Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045HE.pdf / Document 76430Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045HL.pdf / Document 76431Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045HX.pdf / Document 76432Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045I9.pdf / Document 76433Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045J2.pdf / Document 76434Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045JM.pdf / Document 76435Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045KH.pdf / Document 76436Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045KZ.pdf / Document 76438Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045LA.pdf / Document 76439Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045LY.pdf / Document 76440Source PDF
- ReportsSource: planningapi.agileapplications.ie / ZY1000045MN.pdf / Document 76442Source PDF
- AppealSource: planningapi.agileapplications.ie / KOD0K7C.pdf / Document 1557578Source PDF
- AppealSource: planningapi.agileapplications.ie / D20A-0432_-_Appeal_drawings.pdf / Document 1557616Source PDF
- AppealSource: planningapi.agileapplications.ie / Scan_24-24.pdf / Document 2324545Source PDF
Nearby precedent
Similar nearby applications linked to this planning decision.- D21A/0161Permission for development. The proposed development will consist of: Conservation works to Thornhill House, to upgrade the house as a single family residence 494 sqm; the provision of 5No. own door two storey 2 bed dwellings to the rear of Thornhill House through the renovation, conversion and extension of an existing return and outbuildings located around an existing rear stable yard; and the provision of a terrace of 5 No. one-and-a-half storey mews dwellings located to the south of Thornhill House. The proposed conservation works and interventions to the house are to include - (i) Formation of new ope in partition to proposed kitchen in basement, (ii) Removal of door and alteration to window to rear hall at ground floor level; (iii) Modifications to WC and bathroom t landing level; (iv) Modifications to master ensuite at first floor level' (v) Removal of inappropriate internal doors to basement; and external architectural interventions / enhancements to include - (i) Removal of existing perspex screens to front portico, (ii) Removal of security grilles to windows and the rationalisation of soil pipes to the elevations (iii) Provision of new painted hardwood doors replacing inappropriate modern joinery elements to basement (iv) Improvements to external areas on eastern and western sides at basement level, (v) Removal of fixed maintenance ladders and gates to rear courtyard wall and provision of a private garden with associated railings, gates, soft and hard landscaping to the south and west of Thornhill House. Works to return and outbuildings to include creation of new opes, removal of sections of external wall and interior partitions, roofs to be removed and existing slates to be reused in new extension, removal of external courtyard wall and removal of corrugated roof over covered external space, wrought iron trusses and column supports, provision of new sash windows, refurbishment of existing original sash windows, replacement of non-original windows / doors, demolition of existing boiler room and WC to south-east of external courtyard. the proposed development will consist of the reconfiguration of the permitted ( Dun Laoghaire Rathdown County Council Reg. Ref. D17A/0240; An Bord Pleanála Ref. PL06D.300244) internal road layout, amendments to hard and soft landscaping, boundary treatment works including the provision of opes in the existing eastern stone wall and replacement of low wall and railings and all associated works above and below ground. / 0.0 km away / 22 April 2021Refused
- D20A/0057Permission for development. The proposed development will consist of the temporary removal of the eastern stone wall boundary and its subsequent reinstatement upon the completion of construction works on the wider site. / 0.0 km away / 18 March 2020Refused
- D17A/0240Permission for development. The proposed development comprisis of 47 no. / 0.0 km away / 20 October 2017Refused
- D24A/0059Redesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) to provide a part single/part two storey at this location. No works are proposed to Thornhill House, a Protected Structure (RPS 936). / 0.1 km away / 25 March 2024Refused
- D23A/0185Permission is sought for the subdivision of the existing property of (0.054 hectares) into two plots, 43 & 43A at 43 Cherrygarth. Application includes for (1) Substantial demolition but retention of critical structural elements of the existing house in the construction of a two storey attached house (221sqm) on 43 Cherrygarth (0.0281 hectares) (2) The construction of a two-storey attached house (208sqm) on 43A Cherrygarth (0.0259 hectares) (3) Alteration of the existing vehicular access to the existing vehicular access to the existing house on 43 Cherrygarth. (4) The formation of a new vehicular access to the proposed house on 43A Cherrygarth and (5) Any ancillary contingent works. / 0.1 km away / 15 May 2023Refused
- D10A/0027Planning permission for development which will consist of, 1) Demolition of / 0.1 km away / 12 March 2010Refused
- D08A/09321) Demolition of the single storey flat roof extension / 0.1 km away / 09 October 2008Refused
- D07B/0421Demolition of existing single storey extension at rear of the existing semi-deta / 0.1 km away / 05 July 2007Refused