SD26B/0021W

The development will consist of works comprising of Retention of Permission for a second floor - 27.6msq attic conversion with bedroom, comprising of internal stairs, dormer structure and dormer window to the East and West side and rear South facing elevations and associated works. Internal and external -8.5msq front porch to front facing North elevation with overhead hipped roof structure External roofed storage area 12.9msq with polycarbonate roof to side facing West elevation Single storey flat roof Rear Garden shed - 10.6msq And all associated site works.

Split decision

Core Reason for the Refused Part

The rear dormer structure is visually obtrusive and out of character due to its protrusion past the roof ridge line, negatively impacting the residential amenity of the area.

Decision Maker's Conclusion

  • The rear dormer structure is visually obtrusive and out of character with the established residential area because it protrudes past the ridge line of the existing dwelling's roof.
  • The development is contrary to the 'RES' zoning objective, which seeks to protect and/or improve residential amenity, thereby injuring the amenity of properties in the vicinity.
  • Granting retention for the dormer would set an undesirable precedent for similar developments that would cumulatively harm the residential and visual amenities of the area.

Cited Policies (CDP)

RES zoning objectiveSouth Dublin County Council Development Plan 2022-2028

Decision Document Summary

The application sought retention permission for a front porch, external roofed storage area, rear garden shed, and a rear dormer structure at 34 Foxdene Green, Lucan. While the Planning Authority granted retention for the porch and garden structures subject to conditions regarding finishes and usage, it refused retention for the rear dormer. The refusal was primarily based on the dormer's height exceeding the roof ridge line, which was deemed visually obtrusive, contrary to the 'RES' zoning obje...
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