Core Refusal Reason
The proposed first-floor rear extension is of excessive depth, resulting in significant overbearing impacts, overshadowing, and loss of residential amenity for neighboring properties.
Decision Maker's Conclusion
- The excessive length and depth of the first-floor extension would result in significant overshadowing and an overbearing visual impact on the adjoining properties at No. 4 and No. 9 Willbrook Street.
- The development would create an undesirable 'tunnelling effect' and set a negative precedent that detracts from the residential amenities of the vicinity.
- The proposal fails to comply with the SDCC House Extension Design Guide (2010) and contravenes the 'RES' zoning objective to protect and improve residential amenity.
Cited Policies (CDP)
RES land-use zoning objectiveSouth Dublin County Development Plan 2016 - 2022SDCC House Extension Design Guide (2010)
Decision Document Summary
The proposal involved the partial demolition of an existing single-storey rear extension and the construction of a new two-storey extension at 3 Willbrook Street, Rathfarnham. The Planning Authority refused permission because the first-floor element extended beyond the established building lines of neighboring properties, specifically impacting No. 4 and No. 9. The scale of the development was deemed to cause unacceptable overbearing impacts and overshadowing, failing to meet the standards set o...SOURCE PDFOpen Original
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