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Official casework recordDismissedCurrent release

Appeal 3305126

Public case and site metadata stored from the official casework database, including fields that were empty in the source release.

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Official decision document

The decision, section by section

7 sections

Read the development description and the Inspector’s text from the official decision PDF in source order. Source headings are retained where available. Personal and contact details are removed by an automated privacy filter; this is source material, not Rules for You analysis.

Section 01

Development description

No verified development description has been extracted from an official decision PDF yet.

  1. Section 02

    Decision

    The appeal is dismissed.

  2. Section 03

    Procedural matters

    The proposed development is complete. It appears to have been constructed broadly in accordance with the plans.

    Retention is not an act of development under the above Planning Act. I have assessed the appeal as one that seeks planning permission, retrospectively.

    The appellant has described the development as in the above heading whereas the Council has additionally referred to replacement windows and doors. From my inspection of the plans, I consider that the Council’s description more fully reflects the development sought. I have assessed the appeal on that basis.

  3. Section 04

    Main issues

    The main issues are whether the development would preserve or enhance the character or appearance of the [address] Conservation Area and the effect of the proposal on highway safety for users of [address].

  4. Section 05

    Character and appearance

    The appeal property is a mainly 2-storey detached house on a residential street, along which dwellings vary in scale, type and general appearance. It falls within the [address] Conservation Area (CA), which is predominantly residential in character. The CA derives its significance as a heritage asset primarily from 3 components: what remains of a Victorian residential estate that was originally planned as a grand suburb; several impressive civic buildings; and the attractive mix of housing that dates mainly from the 20th Century. I have paid special attention to the desirability of preserving or enhancing the character or appearance of the CA, as required by section 72(1) of the Planning (Listed Buildings and Conservation Areas) Act 1990.

    The Council has recently granted planning permission1 to enlarge and alter the appeal dwelling and states that the scale of the extensions to the side and rear of the main house and at roof level are the same as those previously approved. From the background details provided, I have no reason to reach a different conclusion on this matter. I shall, therefore, focus on those elements of the development that were not part of or which depart from the previously approved schemes, namely the boundary treatment at the front of the site; the external materials used; fenestration; and the detailing in the front façade.

    A rendered replacement wall and piers have been introduced along part of the site’s highway frontage. When seen from the road, this boundary feature draws the eye as a prominent, solid and formal structure. It has an imposing presence in the local street scene sharply contrasting with the more low-key and informal front boundaries of properties elsewhere along [address], which largely comprise open forecourts, low-level walls, fences and some planting. Taken together, the existing boundary treatments further along this road provide a visual consistency and contribute to a pleasant informal suburban character. In that context, the new wall and piers are obtrusive and, in my view, are an unwelcome addition to the CA.

    From the photograph provided, I agree that the previous boundary wall along the highway frontage of the site added little positively to the character and qualities of the streetscape. However, additional harm cannot be justified on the basis that some harm previously existed.

    The submitted design of the main house has been conceived as a single homogenous entity with white and light grey render applied to all sides of the enlarged building. However, the singular use of render and introduction of dark-framed windows, as sought, is at odds with most other buildings along [address]. Whilst variation is a characteristic in the appearance of existing development in the local area, I saw that render is generally applied with restraint and fenestration tends towards subservience. The approved schemes at No 31 retained a pebbledash finish to the front elevation and included white-framed uPVC windows, would have been consistent with this approach. Unlike the permitted schemes, the development has also resulted in the loss of detailing to the front façade including the brick quoins, the hung tiles beneath the first-floor bay window and the detailing to the gable, which remain distinctive features of several other dwellings in the local area.

    The combined effects of the development result in a building with a stark, uncharacteristic, outward appearance and a ready focus where none exists elsewhere along [address]. To my mind, the submitted boundary treatment, detailed design and materials do not achieve the stated objective of enhancing the appearance of the dwelling or assimilating well and blending into the surroundings. To the contrary, the development draws the eye and, in my view, is a conspicuous and discordant feature in the CA.

    The appellant has referred to several other properties close to the site that have been altered over time and that now include plain white rendered elevations without detailing that was previously in place. The background 1 Refs 01118/31/P3 dated 19 February 2021 and 01118/31/P4 dated 18 March 2021 details of these cases are not before me and so it is unclear whether these changes benefited from the grant of planning permission. While the local area has clearly evolved and significant changes have been made that affect the appearance of other buildings, they do not necessarily set a good example to follow. As the [address] Conservation Area Appraisal points out, the loss of architectural detailing and original materials is one of the threats to the heritage value of the CA.

    On the first main issue, I conclude that the development does not preserve or enhance the character and appearance of the CA. Whilst the harm arising is less than substantial, no public benefits from the scheme have been put forward and none would outweigh this harm. The development therefore conflicts with Policies CC1, CC2, CC4 and SC7 of the Local Plan 2015-2030 (LP). These policies seek good design that respects local character and protects heritage assets. There is also a conflict with the National Planning Policy Framework (the Framework) regarding the protection of heritage assets and with the statutory duty.

  5. Section 06

    Highway safety

    For motorists exiting the site, the visibility of oncoming users of [address] is restricted to one side by the boundary wall and piers that have been put in place along the site’s highway frontage. In those circumstances, it is reasonable to expect that motorists would exit the site slowly and cautiously, as the appellant suggests. Given the presence of the adjacent dropped kerb, it is highly likely that passing footway users would be alert to the possibility that vehicles may emerge from the site. Such an arrangement would be similar to some other properties on [address] where front boundary features partly obstruct the visibility of highway users to some extent. I also saw that the main carriageway at this point is wide and vehicle speeds in the vicinity of No 31 were relatively low.

    Taking all these points into account, I am not persuaded that the development poses a significant risk to highway safety. Therefore, I conclude on the second issue that the development does not conflict with LP Policy EC2, which seeks to ensure that development does not adversely impact the transport network. My findings on this matter do not outweigh the significant harm that I have identified with regard to the first main issue.

    The Council is also critical of the appeal scheme in seeking to establish a second vehicle access that would enable an ‘in out’ arrangement at the front of No 31. Such an approach would be contrary to the advice in the Council’s Residential Crossovers and Off-Street Parking Policy Supplementary Planning Document (SPD). However, the plans show no change to the existing vehicle access from the road and the appellant has confirmed that the second gap in the frontage wall would be used solely by pedestrians. On that basis, I find no conflict with LP Policy EC2(e) or the SPD in this regard. Therefore, this matter does not weigh against the appeal scheme.

  6. Section 07

    Conclusion

    Nevertheless, for the reasons set out above, I conclude that the appeal should be dismissed.

Planning inspector and document dates

The official casework attribution is grouped under a one-way keyed hash and shown only by its local identifier. Decision-letter dates and page references are extracted by fixed first-page rules and checked against that authoritative record.

  • Appeal Decision

    Extracted inspector · page 1
    Inspector attribution ID 287No official casework-database value to compare
    Extracted decision date · page 1
    29 December 2022Matches the official casework database
    Extracted site visit dates
    29 November 2022 (page 1)

Reference and authority

Official identifiers and the planning authority recorded against this case.

Case reference
3305126
Application reference
01118/31/P6
Lead case reference
Not recorded
Planning authority
London Borough of Hounslow
Planning authority code
E09000018

Casework details

The casework, procedure, development and linking details supplied by the official record.

Casework type
Householder (HAS)
Procedure
Written Representations
Development type
Householder developments
Appeal type reason
1. Refused planning permission
Appeal reason
Refusal
Type detail
Planning Appeals - Full
Jurisdiction
Transferred
Link status
Not Linked

Site and development

Published appeal-site measurements and planning designations, without the withheld precise location fields.

Site area
Not recorded
Floor space
Not recorded
Number of residences
0
Site in Green Belt
No
Agricultural holding
No
Affects setting of a listed building
Not recorded
Historic building grant made
Not recorded
Relates to a conservation area
Yes
Flooding is an issue
Not recorded
Site within an AONB
Not recorded
Site within an SSSI
Not recorded

Decision and dates

The published outcome and every imported case date.

Official decision
Dismissed
Decision category
Dismissed
Received date
13 August 2022
Valid date
13 August 2022
Start date
13 October 2022
Planning authority decision date
20 July 2022
Appeal decision date
29 December 2022

Case administration

Published recovery, call-in, costs and enforcement information for this case.

Redetermined
No
Bespoke
No
Date recovered
Not recorded
Date not recovered or derecovered
Not recorded
Call-in date
Not recorded
Costs applied for
No
Enforcement grounds count
Not recorded
Enforcement grounds
Not recorded

Source and catalogue history

When this record appeared in the rolling official release and when the catalogue stored it.

Source
Planning Inspectorate casework database
Source data system
Horizon
Dataset status
Current release
Catalogue record ID
25861
First seen
20 August 2026 at 14:24
Last seen
20 August 2026 at 16:26
Removed from release
Not recorded
Record created
20 August 2026 at 14:24
Record updated
24 August 2026 at 16:21