Core Refusal Reason
The development constitutes overdevelopment of a constrained urban plot due to its excessive scale, footprint, and site coverage, resulting in substandard private open space and a lack of subordination to the host dwelling.
Decision Maker's Conclusion
- The extension's excessive footprint and scale result in overdevelopment and a significant diminution of private open space below established minimum standards.
- The standalone form and layout fail to demonstrate a subordinate or integrated relationship with the host dwelling, appearing as an independent unit rather than a coherent extension.
- The proposal would seriously injure the residential amenities of the area, set an undesirable precedent, and contravene policy objective RD4 regarding design and character.
Cited Policies (CDP)
RD4 of the Mullingar Settlement Plan 2025-2031
Decision Document Summary
The proposal sought the retention and completion of a single-storey rear extension and link structure at 18 Gleann Petit Park, Mullingar. Westmeath County Council refused the application on the grounds that the structure represents overdevelopment of a constrained site, occupying too much of the rear garden and failing to meet private open space requirements. The planner also noted that the design lacks integration with the original house and would negatively impact the residential amenity and c...SOURCE PDFOpen Original
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