Single-storey rear extension at 64E Waldeck Road, Chiswick, London W4

What was proposed

The application proposed a single-storey rear extension measuring 2.6 metres deep, 4 metres wide and up to 2.61 metres high.

“P/2026/0264 Address: 64E Waldeck Road, Chiswick, London W4 3NU Ward: Chiswick Riverside Proposal: Erection of a single storey rear extension to the house. Drawing Numbers: Proposed Site Plan, 900/17691, Page 3,4,5, Location Plan, Fire Safety Statement and Flood Risk Assessment. Received: 02/02/2026. Application validated: 28/01/2026 This application is presented to Planning Committee as it has been submitted by, or in respect of any land owned by a Member of the Council.”

“DETAILS OF PROPOSAL 4.1 The proposal seeks to erect a single storey rear extension to the house. The proposed materials will include dark woodgrain UPVC frames with double glazing and anthracite grey solid panel roof with tinted toughened glass roof sheets. Dimensions: Depth = 2.6 metres Width = 4 metres Height = 2.21 metres to the eaves, maximum height 2.61 metres.”

Officer report

The site

The mid-terraced house backs onto a railway line, is outside a conservation area and lies in Flood Zone 3a.

“Figure 1 Site Location Plan 2.1 The application site is located on the northern side of Waldeck Road and it’s rear backs a railway line. The site is not located within a Conservation Area. The site is in Flood Zone 3a Fluvial and Tidal. The property forms part of a modern development dating back to 1992 however, it presents a traditional Victorian design.”

Officer report

Earlier planning history

A rear roof extension and front rooflight were approved in 2015, and Velux windows were approved for retention in 1999.

“HISTORY P/2008/0957 Erection of a rear roof extension and of 1x new rooflight to front elevation of the house. Approved 12/05/2015 P/1999/1671”

“Retention of Velux windows to roof of dwellinghouse.”

Officer report

Main planning issues

The assessment considered the area’s appearance, neighbouring properties, flooding and fire safety.

“ASSESSMENT 7.1 The key planning issues to consider are: • Impact on the character and appearance of the area • Impact on Neighbouring Properties • Flood Issues • Fire Safety…”

Officer report

Committee presentation

Matthew Rees, Head of Development Management, presented the report, and members had no questions.

The committee vote

Cllr Dan Bowring moved approval, seconded by Cllr Adesh Farmahan; twelve members voted for, with no votes against or abstentions.

“Cllr Dan Bowring moved approval of the officer’s recommendations, seconded by Cllr Adesh Farmahan. Members voted unanimously to approve the recommendations.”

“For – Twelve votes. Against – None. Abstentions – None.”

Minutes

The decision

Planning application P/2026/0264 was approved subject to conditions.

“Resolved – that planning application P/2026/0264, erection of a single storey rear extension to the house, was approved subject to conditions.”

Minutes

Conditions and advice

The permission required the development to start within three years, follow the approved plans and use matching external materials.

“RECOMMENDATION: APPROVAL 10.1 That planning permission be granted subject to the following conditions (subject to any minor variation of condition wording). The exact terms of the conditions shall be negotiated by appropriate officers in the Department of Housing, Planning and Economic Regeneration on the Head of Governance’s advice.”

“CR03 Materials to Match The materials to be used in the construction of the external surfaces of the development hereby permitted shall match those used in the existing building, unless otherwise shown on the approved plans. Reason: In order to safeguard the appearance of the area.”

Officer report