13 March 2025 · Head of Development Management (Stephen Butler)
Sunnycrest, Somerset Road, Douglas, Isle Of Man, IM2 5ae
The proposal seeks retrospective permission for a single-storey rear extension (conservatory) about half the house width and 3.5m long, with a partly flat roof forming a roof terrace accessed via a patio door from the first floor, and glass balustrades.
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The officer applied the statutory test for Conservation Areas under Section 18(4) of the Town and Country Planning Act 1999, concluding the proposal preserves the character and appearance as the singl…
General Policy 2
Requires safeguarding amenities of adjoining occupiers from overlooking and loss of privacy. Assessed via potential from roof terrace to mid-terrace neighbour; conditioned obscure balustrade (1.8m high, Pilkington Level 5 on south elevation) to mitigate, ensuring compliance.
Environment Policy 35
Protects Conservation Areas by requiring developments to preserve or enhance character/appearance. Officer tested against statutory duty (s18(4) TCPA 1999) and Selborne Drive appraisal; extension/roof terrace subordinate, not publicly visible, materials/scale acceptable despite roof terrace rarity, preserving 1930s terraced contribution.
Strategic Policy 4
Materially relevant strategic policy listed but not detailed in assessment; proposal aligns with residential area policies in Predominantly Residential designation.
Obscure glazed balustrade
Within three month of the approval, the balustrade on the south elevation, shall be installed and glazed with obscure glass to Pilkington Level 5 or equivalent. The panel shall be fixed in place and shall be no lower than 1.8 metres above the floor level of the roof terrace on which it has been installed. The balustrade shall thereafter be permanently retained as such.
no highway interest in this application
