Planning appeal decision
Land Adjacent to Warren Farm, Green Road, Thorpe, Surrey, TW20 8QT
Planning appeal 3377703 at Land Adjacent to Warren Farm, Green Road, Thorpe, Surrey, TW20 8QT (Runnymede Borough Council) was allowed in part (a split decision) on 13 July 2026 by Inspector Graham J, by written representations. The main issue, as the Inspector framed it: the risk of flooding.
Without planning permission, 1) the material change of use of the Land edged red on the attached plan for the siting of mobile homes and touring caravans for a residential caravan site use, and associated vehicles and paraphernalia; and 2) the laying of hardstanding and the erection of a pony shelter (in connection with the use stated above)
- Authority
- Runnymede Borough Council
- Appeal type
- minor · Enforcement Notice
- Procedure
- Written Representations
- Development
- caravan-gypsy · Change of use
- Inspector
- Graham J
- Postcode
- TW20 8QT
Main issues, as the Inspector framed them
- the risk of flooding
- the effect of the development on protected habitat
- whether the development is inappropriate development in the Green Belt, and if so, whether it is justified by very special circumstances
- the effect on the character and appearance of the area
- the need for, and provision of, Gypsy and Traveller sites
- the personal circumstances of the Appellants
What decided it
The location of the Appeal Site within Flood Zone 3b (functional floodplain) with no evidence that the development could be made safe for its lifetime without increasing flood risk elsewhere, combined with the failure to provide any Habitats Regulations mitigation measures for the Thames Basin Heaths SPA, provided a strong reason for refusal that outweighed the material considerations in favour of the development.
The unmet need for Gypsy and Traveller pitches, the absence of a five-year supply of sites, the lack of suitable alternative accommodation for the Appellants, and their personal circumstances (including children's education and medical needs) weighed substantially in favour, but were outweighed by the combined weight of harm to the Green Belt (inappropriateness and loss of openness), the substantial risk of serious flooding with no safe escape route, the potential damage to protected habitat, and adverse impact on character and appearance.
What the Inspector cited
- Development plan policies
- Policy SL22Policy EE13Policy EE10Policy EE1
- National Planning Policy Framework
- Paragraph 154Paragraph 155Paragraph 142Paragraph 170Paragraph 181Paragraph 11
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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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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