Core Refusal Reason
The proposed two-storey extension is refused due to its excessive scale, depth, and massing, which would result in an overbearing impact on neighboring properties and conflict with the local development plan.
Decision Maker's Conclusion
- The extension's excessive depth and massing would create a visually dominant and overbearing structure for adjacent properties to the north.
- The proposal is incongruous with the established pattern of residential development in the area and would set an undesirable precedent for the streetscape.
- The development fails to comply with the specific requirements for rear extensions set out in Section 12.3.7.1(iii) of the Dún Laoghaire-Rathdown County Development Plan 2022-2028.
Cited Policies (CDP)
Section 12.3.7.1(iii)
Decision Document Summary
The application proposed the demolition of an existing single-storey rear extension and the construction of a new two-storey extension at 65C Whitebarn Road, Rathfarnham. Dún Laoghaire-Rathdown County Council refused permission because the scale and depth of the structure beyond the established terrace line were considered excessive. The planning authority determined that the resulting bulk would negatively impact the residential and visual amenities of neighboring properties through overbearing...SOURCE PDFOpen Original
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