Core Refusal Reason
The proposed dormer extension is excessive in scale and height, effectively creating a third storey that is not visually subordinate, leading to overbearing and overshadowing impacts.
Decision Maker's Conclusion
- The dormer structure's scale and height effectively create a third storey on a two-storey terraced dwelling, failing to remain visually subordinate.
- The development would cause serious injury to neighboring residential amenities through overbearing, overshadowing, and visual intrusion.
- The proposal contravenes Appendix 17.11 of the Dublin City Development Plan 2016-2022 and would set an undesirable precedent for the area.
Cited Policies (CDP)
Appendix 17.11Dublin City Development Plan 2016-2022
Decision Document Summary
The proposal involves replacing a gabled pitched roof at the attic level of a two-storey terraced house at 63 Grosvenor Court, Clontarf, with a large dormer structure. The local authority refused permission because the extension's scale and height would dominate the original roofline and a previously permitted extension, resulting in a three-storey appearance. This was deemed contrary to the Dublin City Development Plan 2016-2022, specifically regarding visual subordination and the protection of...SOURCE PDFOpen Original
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