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18 Beechwood Avenue Staines-upon-Thames TW18 1JA

25/00576/CPDCert. of Lawful Proposed Use and DevApproved
Outline / PiP

Approved on 19 June 2025

Council decision: Grant Cert Lawful Prop Use/DevDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Certificate of Lawfulness for the proposed development of a hip to gable loft conversion with rear dormer and two front rooflights. As shown on drawing no's: PR-L002 rev A; PR-P001 rev A; PR-P002 rev A; PR-P003 rev A; 0PR-P004 rev A; PR-V001 rev A; PR-E001 rev A; PR-E002 rev A; PR-E003 rev A; PR-E004 rev A; PR-S001 rev A; PR-S002 rev A received 16.06.2025.

Received
28 April 2025
Decision level
Delegated (officer decision)
Ward
Staines South
Agent
Dimensions- Planning&Architecture
  1. Received28 Apr
  2. Validated28 Apr
  3. Consult.4 Jun
  4. Target23 Jun
  5. Decided19 Jun

Decided in 52 days (council typically 56)

About this application

This is an outline application for a loft conversion at 18 Beechwood Avenue Staines-upon-Thames TW18 1JA. Spelthorne has handled 482 applications of this type. This one was decided in 52 days, 4 days quicker than Spelthorne's typical decision time. There have been 4 other applications at this address. In the past year there have been 22 applications across Staines South. We hold 1,281 applications in total for the TW18 postcode area.

88% of outline applications at Spelthorne Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
TW18 1JA
Application type
Cert. of Lawful Proposed Use and Dev
Scale / size
Small
Parish
Staines ED

Planning application dates

Date validated
28 April 2025
Consultation expiry
4 June 2025
Last date for comments
4 June 2025
Target decision date
23 June 2025

Applicant and agent

Agent
Dimensions- Planning&Architecture
Agent address
Unit 7 Hawthorn Business Park 165 Granville Road London NW2 2AZ

Planning decision

Statutory period
56 days

Publicity

Last advertised
14 May 2025
Advertisement expiry
4 June 2025

Additional information

Planning Portal ID
PP-13930697
Comments
0
Documents
9
Constraints
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (24)

flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Associated applications

  1. 2025
    28 Apr

    Certificate of Lawfulness for the proposed development of a hip to gable loft conversion with rear dormer and…

    This applicationApprovedOutline25/00576/CPD
  2. 2025
    28 Apr

    Erection of a part single / part two storey side extension

    ApprovedHouseholderFiled alongside25/00577/HOU

Source: Spelthorne

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