Planning appeal decision
29 The Avenue, Twickenham, TW1 1QU
Planning appeal 3280460 at 29 The Avenue, Twickenham, TW1 1QU (Richmond Upon Thames London Borough Council) was dismissed on 30 November 2021 by Inspector McGurk N, by written representations. The main issue, as the Inspector framed it: the effect of the proposed development on the character and appearance of the St Margaret's Estate Conservation Area.
re-configurement and extension of conservatory/orangery to the side of the dwelling house
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- McGurk N
- Postcode
- TW1 1QU
Main issues, as the Inspector framed them
- the effect of the proposed development on the character and appearance of the St Margaret's Estate Conservation Area
What decided it
The absence of substantial public benefits to outweigh the less than substantial harm to the character and appearance of the St Margaret's Estate Conservation Area.
The less than substantial harm to the character and appearance of the St Margaret's Estate Conservation Area was not outweighed by any public benefits, as the proposal was intended only to improve the appellant's living environment with no demonstrated public benefits.
What the Inspector cited
- Development plan policies
- LP1LP3LP4
- National Planning Policy Framework
- Paragraph 202
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
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With an account
What an account adds to this decision


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The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
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