Core Refusal Reason
The proposed dormer extension is excessively scaled, fails to be visually subordinate to the original dwelling, and extends over a previous extension, violating development plan standards and impacting residential amenity.
Decision Maker's Conclusion
- The development effectively creates a third storey on a two-storey terraced house and is materially identical to a previously refused application (WEB5011/21).
- The scale and extent of the dormer fail to meet Appendix 17.11 requirements for visual subordination and restriction to the original rear roof slope.
- The proposal would cause serious injury to neighboring amenities through overbearing, overshadowing, and visual intrusion, setting an undesirable precedent for overscaled structures.
Cited Policies (CDP)
Appendix 17.11
Decision Document Summary
This application sought permission to replace a gabled pitched roof with a dormer structure at the rear of a two-storey terraced dwelling at 63 Grosvenor Court, Clontarf. The proposal was refused because it would create a de facto third storey and extend across both the original roof and a previous extension, contrary to Dublin City Development Plan standards. The Planning Authority determined that the scale of the development would negatively impact the residential amenity of the area through o...SOURCE PDFOpen Original
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