F25A/0326E

The development will consist of (a) a single-storey ground floor exten

Split decision

Core Reason for the Refused Part

The proposed attic conversion and dormer structure, requiring a 520mm increase in ridge height, was refused due to its excessive scale, visual dominance, and failure to harmonize with the existing terrace profile, which would be seriously injurious to the visual amenities of the area.

Decision Maker's Conclusion

  • The ground floor extension and minor external modifications (gable window and front bay removal) are modest in scale and visually acceptable.
  • The proposed raising of the roof ridge by 520mm to facilitate an attic conversion is excessive in bulk and would result in a changed roof profile that is not comparable to the rest of the terrace.
  • The dormer structure would set an undesirable precedent for similar development in the area and is contrary to the proper planning and sustainable development of the locality.

Cited Policies (CDP)

Fingal Development Plan 2023-2029Section 14.10.2.5Objective SPQH045Zoning RS

Decision Document Summary

The applicant sought permission for a ground floor extension, attic conversion with a dormer, and various site works at 11 Tramway Court, an end-of-terrace dwelling in Sutton. The Planning Authority issued a split decision, granting the ground floor works but refusing the attic conversion. The applicant appealed, arguing the ridge height increase was necessary for habitable headroom and was supported by neighbors. However, the Inspector concurred with the Planning Authority, finding that while t...
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